WBVF HHT INVERTER

Overseas field
support team
 - Index -
1. Layout

2. Monitor menu

3. Program menu
 WBVF INVERTER Parameter

1. Layout

Main NFB
(AC380V) Inverter stack

Main Board
Contactor,
Fuse

VCON B’d
Contactor

E-Stop S/W,
Buttons
SAF B’d

NFB
Transformer
(AC220V)

Control Panel (C/P)

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 WBVF INVERTER Parameter

1. Layout

 Menu category

MENU NO. ITEM REMARK

1 BASIC Display for current Elevator information

2 I/O Input / Output signal of Inverter

1. MONITOR
3 ERROR Error list for Inverter

4 FLOOR Floor and Forced deceleration Switch position

1 CONTROL Parameters for drive and speed of Elevator

2 INTERFACE Operation signal interface

2. PROGRAM
3 MOTOR Motor information

4 FACTORY Factory default information

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 WBVF INVERTER Parameter

2. MONITOR
1.1 BASIC

Item Unit Description

It shows the version of inverter program (IND / PMSM)

Mroom_Drive 1
Door_Closed
WBST PMSM Ver
WBST PMSM [4.2K_rev]
SPEED FBK : 0.0 r

IND : Induction motor

PMSM : Synchronous motor
IND : Induction motor PMSM : Synchronous motor

SPEED FBK rpm It shows the actual speed of the motor (encoder feedback).

It shows the reference speed of the motor (from inverter).

Mroom_Drive 1
Door_Closed
SPEED REF rpm SPEED FBK : 23.7 r
SPEED REF : 23.7 r

If both data are not

matched, error SPD DISAGR
occurs. Encode
r

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 WBVF INVERTER Parameter

2. MONITOR
1.1 BASIC

Item Unit Description

It shows the actual current of the motor in r.m.s(Root-Mean-Square value).

 After put the weight as 50% of its rated

Mroom_Drive 1
capacity into the car, check INV.CURRENT.
Door_Closed
INV. CURRENT A If INV. CURRENT in Up/Down direction
SPEED FBK : 190.7 r
are same, the elevator’s balance is good.
INV.CURRENT : 23.1 A

It can be used in 50%

balance setting.
Weight

INV. VOLTAGE V It shows the actual voltage of the motor in r.m.s(Root-Mean-Square value).

It shows the inverter DC LINK voltage. It is calculated as the following formula according to the input voltage.

DC LINK Voltage = Input Voltage * √2 Input Voltage DC LINK Voltage

DC LINK VOLT V 380V 537V

 If the converter is in operation, DC
LINK voltage increases, and it is 440V 622V
shown as the following table
according to the input voltage. 480V 678V

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 WBVF INVERTER Parameter

2. MONITOR
1.1 BASIC

Item Unit Description

Initial angle error estimation. As the error gets bigger, ROTOR POSITION increases during the operation.

* Example
 If Rotor position is over 2V,
Mroom_Drive 1 Mroom_Drive 1
adjust U-angle by 0.1 until it
Door_Closed Door_Closed
ROTOR POS becomes 2V or less .
DC LINK VOLT : 537 V 10. U angle
ROTOR POS : 0.1 V 2.16  Must push the reset button
on the main board after
It should be ±1 V in inspection After change U-angle to 2.06 change U-angle.
speed without main ropes. and 2.26, check Rotor position

It shows the value of weight of the load sensor converted into the number of pulses.

Mroom_Drive 1
Door_Closed
LOAD PULSE ROTOR POS : 0.1 V
LOAD PULSE : 854

Check Load pulse in 0% and

50% of its rated capacity.
And then input those data to Potentiometer 0% 50%
LS 0%L DATA ,LS 50%L DATA.

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 WBVF INVERTER Parameter

2. MONITOR
1.1 BASIC
Item Unit Description

It shows the operation mode.

AUTO RELEVEL
Mroom_Drive 1
Door_Closed INITIAL 60MM DRIVE
DRIVE MODE
DRIVE MODE : INSPECT
INSPECT LOW SPEED
INITIAL : FAIL
PLO ELD

STOP

INITIAL Judging if overall height measurement is completed (FAIL / OK).

Judging if PLUL and PLDL positions are correct.

 To complete height
≡ Auto_Drive 20 measurement, every position
Door_Closed of the forced deceleration
PLDL POS INITIAL : OK signals (PLDL, PLDH, PLUL,
PLDL POS : OK PLUH…) are should be correct

 Refer to Col. 26(Limit Length)

After it completed height of the electrical diagram
measurement correctly, those
are changed from FAIL to OK.
Deceleration S/W

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 WBVF INVERTER Parameter

2. MONITOR
1.2 I/O

Item Unit Description Item Unit Description

Inverter initial charging relay (Not

F UP direction C
used)

R DOWN direction S Safety line

r Ready for running INPUT M MC2 contact check

Mroom_Drive 1
Door_Closed R Inverter error reset A Brake check signal A
FRrRIAaUDZHLCSMABZBREFM
I Height measurement drive B Brake check signal B
10000110000001111011011
A Auto Drive(MCU output signal) Z ZSP(Zero Speed)
INPUT
a Auto Drive(Auto/Ins signal on C/P) B BKO(Brake OUT)

U Upper landing sensor R RUN(Inverter Run)

D Lower landing sensor OUPUT E Inverter error

Z Door zone sensor F FAN output signal

H Highest floor limit signal M Inverter Relay

L Lowest floor limit signal

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 WBVF INVERTER Parameter

2. MONITOR
1.2 I/O (Operation Time Chart)

Pattern Start
Point

SPEED Pattern

DCL (INPUT)

Fwd. Rev
(INPUT)
RUN
(OUTPUT)
BKO
(OUTPUT)
ZSP (OUTPUT)

BKS (INPUT)

①②③④⑤⑥ ⑦ ⑧ ⑨ ⑩ ⑪
① Door Close Limit Signal ON
⑦ Zero Speed Signal OFF
② Forward/Reverse Signal (Up/Down) ON
⑧ Brake Output Signal OFF
③ Inverter Run Signal ON
⑨ Brake Confirm Signal OFF
④ Brake Output Signal ON
⑩ Forward/Revers Signal OFF
⑤ Brake Confirm Signal ON
⑪ Door Close Limit Signal OFF
⑥ Zero Speed Signal ON

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

Inverter IGBT failure

1. Check whether inverter capacity and motor setting are correct.

Mroom_Drive 1
Door_Closed
IGBT FAULT
1. INVERTER SEL
WB 110GT 7.5kW
 Inverter > Motor Capacity
Mroom_Drive 1 Check the capacity of
Door_Closed Inverter and Motor.
1. IGBT FAULT Inverter Stack
18:0122:1320:30
2. Check GATE Board power(24V), SMPS power and the Main Board.

 If possible, replace those boards

with other normal boards to know
it is faulty or not.

GATE Board SMPS Board

* If IGBT error continues, IGBT is damaged.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

Over current occurred to the inverter current sensor.

1. Check whether inverter capacity and motor setting are correct.

Mroom_Drive 1 Mroom_Drive 1  Inverter > Motor Capacity

Door_Closed Door_Closed
OC FAULT
1. INVERTER SEL 1. MOTOR CAPACIT
WB 110GT 7.5kW 6.2kW

Check the capacity of

Inverter and Motor.
Mroom_Drive 1
Door_Closed
1. OC FAULT 2. Check whether main board’s sensing resistors (R27, R30, and R33) are matched as inverter capacity.
18:0122:1320:30

Inverter Sensing
Capacity Resistor
3.9kW 60 Ω
5.5~7.5kW 30 Ω
11kW 20 Ω
15kW 30 Ω
22kW 20 Ω
30kW 15 Ω
Inverter Stack Sensing resistors

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

3. If there is a problem in the encoder, OC FAULT can be occurred.

OC FAULT
 Check encoder power
- Synchronous motor: 5V
- Induction motor: 15V)
Mroom_Drive 1 and encoder signal.
Door_Closed
1. OC FAULT  If the setting of initial angle is
wrong, Over current can be
18:0122:1320:30
occurred.

 In case of Induction motor,

Encoder board Encoder board
need to check wiring of the
For Induction Motor (+15V) For Synchronous Motor
encoder.
(+5V)
4. Check whether the brakes are work properly.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR
Error Description / Check point

DC Link over-voltage (800V) occurred. Check 3-phsae input power. If input voltage is 560V or higher, over-voltage error
occurs
OV FAULT
1. Check actual DC Link voltage and adjust DC Link Scale to make same both actual value and DC Link on HHT.

Mroom_Drive 1  [MONITOR] – [DC LINK VOLT]

Mroom_Drive 1
Door_Closed
Door_Closed  Measure P, BK on terminal
DC LINK VOLT : 537.1 V
1. OV FAULT block to check DC voltages
ROTOR POS : 0.0 V
18:0122:1320:30
If both values are different as
±10V, adjust DC LINK SCALE

 [FACTORY] – [ DC LINK SCALE]

Inverter Stack Inverter Terminal Block

2. If OV FAULT occurs during the regeneration operation, measure with tester to check braking resistor is normal.

 Braking resistor’s Spec is

different according to Inverter
capacity and Elevator speed.

 Need to check actual ohm

No load and rated ohm on the resistor.
Braking resistor
* If braking resistor is normal, it is the defect of IGBT Gating, so replace main board or replace inverter.
Regeneration operation
3. In regenerative type inverter, if power is blocked during running of the elevator, over- voltage error may occur.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR
Error Description / Check point

DC Link voltage is dropped under 400V and software error occurred.

1. Check 3-phase input power. If input voltage is dropped under 280V, UV FAULT occurs.

2. Check actual DC Link voltage and adjust DC Link Scale to make same both actual value and DC Link on HHT.

Mroom_Drive 1  [MONITOR] – [DC LINK VOLT]

Door_Closed
UV FAULT  Measure P, BK on terminal
DC LINK VOLT : 537.1V block to check DC voltages
ROTOR POS : 0.0
V If both values are different as
±10V, adjust DC LINK SCALE

Mroom_Drive 1  [FACTORY] – [ DC LINK SCALE]

Door_Closed NFB (Input voltage)
1. UV FAULT
3. Check whether there is Fuse disconnection or not.
18:0122:1320:30

 Check whether there is Fuse

disconnection or not.

Fuse

Inside of Inverter stack

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

Overload current is input to inverter to cause the error. The rated overload current is as follows.
INV OV LOAD
1. Check inverter capacity and motor setting on HHT.

Mroom_Drive 1
Door_Closed
1. INV OV LOAD Mroom_Drive 1
18:0122:1320:30 Door_Closed
1. INVERTER SEL
WB 110GT 7.5kW
 Inverter > Motor Capacity
Check the capacity of
Inverter and Motor.
Inverter Stack

2. During the running, the motor current should be lower than the rated current. If it is higher than the rated current, check
elevator balance.

Overload Current Detect Time

200% of the rated current or higher 10 Sec.

150%~200% of the rated current 20 Sec.

50%
120%~150% of the rated current 30 Sec. Condition for Overload
Load current
3. For Synchronous motor, if the initial angle setting is incorrect, over-current may cause overload error.
Balance check
For Induction motor, check if the encoder wiring is normal.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

If the motor operates at the set value or higher, an error occurs. Over-speed setting value is set to 120% of
the rated speed, and it can be changed in FACTORY OS LEVEL
OVER SPEED
1. Compare between the inverter stack with HHT menu.

Mroom_Drive 1
Mroom_Drive 1
Door_Closed
Door_Closed
1. OVER SPEED
1. INVERTER SEL
18:0122:1320:30
WB 110GT 7.5kW
 Inverter > Motor Capacity
Check the capacity of
Inverter and Motor.
Inverter Stack

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

It is caused by not initializing the inverter when the inverter main board is updated or it is replaced with a
new main board. Initialize in FACTORY INIT EEPROM. Memorize the inverter data before the initialization.

1. Check the EEPROM VERSION and then compare between update version and original version.

2. Implement INIT EEPROM menu, and then check again.

VERSION ERR

Auto_Drive 5 ENT Auto_Drive 5 ENT Auto_Drive 5

Door_Closed Door_Closed Door_Closed
01 INVERTER MENU  01 MONITOR 03 MOTOR
02 SYSTEM MENU 02 PROGRAM  04 FACTORY 

Mroom_Drive 1
Auto_Drive 5 Auto_Drive 5 UP Auto_Drive 5
Door_Closed ENT
Door_Closed Door_Closed Door_Closed
1. VERSION ERR
46. EEPROM VERSION 47. INIT EEPROM 47. INIT EEPROM
18:0122:1320:30 V1.44 OFF ON

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

It is an error caused by the deviation between the reference speed and the actual speed of the motor and
it can be changed in INTERFACE SPD WID

1. Check the inverter capacity and motor setting

 Compare between HHT data and inverter name tag.

Inverter menu  2. Program  4. Factory
01 INVERTER CAPACIT
02 MOTOR TYPE
SPD DISAGR
05 INPUT VOLTAGE

2. Check the inverter and motor connection.

Mroom_Drive 1  Please check whether U, V, W bolt are fasten fully or not. Also check whether encoder cable made spacing from power line.
Door_Closed
1. SPD DISAGR
18:0122:1320:30

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

3. During the activation, the motor current must be smaller than the rated current. If it is greater than the rated
current, check the elevator balance.

 Refer to page 5, 6 INV. CURRENT and Road pulse checking part.

4. Check the whether encoder bolt is fasten fully or not.

SPD DISAGR  The encoder key is loosened depending on vibration or sudden stop.  Fully tighten the encoder bolts (3 mm)

Mroom_Drive 1
Motor Shaft
Door_Closed
1. SPD DISAGR
18:0122:1320:30

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

Motor overheated error(Induction motor)

It is caused when the motor temperature is 110˚C or above.
1. Check the cable about Motor heat line.

 MTH  THC
 N24  TH1
 MTH <--> RTH
MTR OV HEAT
(JUMPER)

2. Check the motor heat sensor, and the connection of mainboard.

Mroom_Drive 1
Door_Closed
1. MTR OV HEAT
18:0122:1320:30

CN21
CN20

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

EEPROM defect error – there is a defect in the inverter data storage parts.
It is the memory defect in the main board, and you need to replace the main board.
1. first, write the original inverter data.
EEPROM ERR
[1. inverter menu  2. program  please memo all data of program part.]

Auto_Drive 5 Auto_Drive 5 Auto_Drive 5 Auto_Drive 5

Door_Closed Door_Closed Door_Closed Door_Closed
01 CONTROL  01 CONTROL 03 MOTOR  03 MOTOR
Mroom_Drive 1 02 INTERFACE 02 INTERFACE  04 FACTORY 04 FACTORY 

Door_Closed
1. EEPROM ERR
18:0122:1320:30 2. Replace the main board.

3. Insert original data at new main board.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

The brake is not working, or there is a problem in he brake check signal.

1. Check whether the brake switch status and brake switch signal are correct or not.

BK SW FLT

2. Check brake relay according to the brake signal line. Refer to COL.5 in electric diagram.
Mroom_Drive 1
Door_Closed
1. BK SW FLT
18:0122:1320:30

 Measure the voltage, check

the whether it is correct or
not.

 Those points refer to COL5 in

electric diagram.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

Simultaneous input of UP and DOWN signals.

1. Check the between UP and Down switch terminal connection. Refer to COL 6, 8 in electric diagram.

FR ERROR

 When press up or down button, check whether the signal simultaneous input.
 ONU, OND signals use P24 line. So please check whether the DC 24V line has jumper.

 For example,
Mroom_Drive 1
Door_Closed
1. FR ERR
18:0122:1320:30

2. If the up and down line is correct, it should replace the mainboard.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

There is a problem in the VANE signal.

1. Check CN_T3 cable connection status.

DLA ERR CN_T3 CN_T3

<bad connection> <good connection>

Mroom_Drive 1 2. Check the LCD operation and level Vane installation.

Door_Closed
1. DLA ERR
18:0122:1320:30  Check whether the power input correctly or not.
 Whether Vertical, horizontal installation status correct or not.
 Check Output signal procedure.
Ex)
UP : DL  DZ1, DZ2  UL
Down : UL  DZ1, DZ2  DL

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

The motor initial angle error is not big, so it may be activated, but as the speed gets higher,
the possibility error increases.

1. Check the encoder power and signal

 Check encoder power

- Synchronous motor: 5V
- Induction motor: 15V)
and encoder signal.

 If the setting of initial angle is

ANGLE ERR wrong, Over current can be
occurred.

 In case of Induction motor,

Encoder board Encoder board
need to check wiring of the
For Induction Motor (+15V) For Synchronous Motor (+5V)
encoder.

2. Set the initial angle so that BASIC  ROTOR POSITION value to be ±1V or less during the manual operation.
Mroom_Drive 1
Door_Closed  By Changing the U-angle value, make sure to set under ±1V ROTOR POS value.
1. ANGLE ERR [When change the u-angle value, please change by 0.03.  please press reset button  check the ROTOR POS value.]
18:0122:1320:30
Mroom_Drive 1 Mroom_Drive 1 Mroom_Drive 1
Door_Closed Door_Closed Door_Closed
3. MOTOR  11. U-ANGLE DC LINK VOLT : 537.1V
4. FACTORY 2.14 ROTOR POS : 0.7V

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR
Error Description / Check point

It is an error caused by no encoder U,V,W signal input

1. Check the encoder power and signal

 Check encoder power

- Synchronous motor: 5V
- Induction motor: 15V)
and encoder signal.

 If the setting of initial angle is

wrong, Over current can be
occurred.
ENCODER UVW ERR
 In case of Induction motor,
Encoder board Encoder board
need to check wiring of the
For Induction Motor (+15V) For Synchronous Motor (+5V)
encoder.

2. Check whether the U,V,W of bolt are correctly fasten or not.

Mroom_Drive 1  Check whether the U,V,W line is interchanged or not.

Door_Closed
1. ENCODER UVW ERR
18:0122:1320:30
U V W

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

Inverter grounding error occurred.

1. Check the inverter output and motor connection.

 Check whether the U,V,W line is interchanged or not.

U V W

EARTH FLT

2. Check if inverter output contactor(MC2) is properly working. Refer to COL.1, 3, 5, 9 in electric diagram.
Mroom_Drive 1
Door_Closed 2-1. Check the COL. 1 section in MC2 operation.
1. EARTH FLT
18:0122:1320:30

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR
Error Description / Check point

2-2. Check the COL. 3 section in MC2 operation.

EARTH FLT

Mroom_Drive 1 2-3. Check the COL. 5 section in MC2 operation.

Door_Closed
1. EARTH FLT
18:0122:1320:30

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR
Error Description / Check point

2-4. Check the COL. 9 section in MC2 operation.

EARTH FLT

3. Check the IGBT status in the gate board.

Mroom_Drive 1
Door_Closed
1. EARTH FLT
Cathode
(ㅡ) 0.70v Normal
18:0122:1320:30
Gate
0L Abnormal

(+) <multimeter display>

 Select Diode checking mode.

GATE Board
Anode
 Check Whether IGBT is broken or not.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

During the driving, there is no direction input signal.

 Check the System error.

[2] System menu  2. information view  2. fault analysis Fault History

Auto_Drive 5 Auto_Drive 5 Auto_Drive 5 Auto_Drive 5

CMD OFF ERR Door_Closed Door_Closed Door_Closed Door_Closed
01 INVERTER MENU 01 FACTORY & FIELD 01 I/O SIGNAL 01 FAULT HISTORY 
02 SYSTEM MENU  02 INFORMATION VIEW  02 FAULT ANALYSIS  02 RESET HISTORY

Mroom_Drive 1  CMD(Command) Procedure

Door_Closed 1. the MCU(system) controller determines whether the elevator is to be sent to the floor
1. CMD OFF ERR
by getting the door state, the communication state.
18:0122:1320:30
2. The MCU(system) sent these data to DSP(inverter).
3. The inverter only drives the motor and controls it so that it can fit on the destination floor.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

Because the motor initial angle error is big, the motor cannot be activated.

1. Check the encoder power and signal

 Check encoder power

- Synchronous motor: 5V
- Induction motor: 15V)
and encoder signal.
ANGLE OVER  If the setting of initial angle is
wrong, Over current can be
occurred.

 In case of Induction motor,

Encoder board Encoder board
need to check wiring of the
For Induction Motor (+15V) For Synchronous Motor (+5V)
encoder.

2. Set the initial angle so that BASIC  ROTOR POSITION value to be ±1V or less during the manual operation.
Mroom_Drive 1
 By Changing the U-angle value, make sure to set under ±1V ROTOR POS value.
Door_Closed
1. ANGLE OVER [When change the u-angle value, please change by 0.03.  please press reset button  check the ROTOR POS value.]
18:0122:1320:30
Mroom_Drive 1 Mroom_Drive 1 Mroom_Drive 1
Door_Closed Door_Closed Door_Closed
3. MOTOR  11. U-ANGLE DC LINK VOLT : 537.1 V
4. FACTORY 2.14 ROTOR POS : 0.7V

-30-
 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

There is a watch-dog problem in the upper level controller.

If the upper level controller is not working properly, disconnect the main power and apply the power again.

CP WATDOG

RESET SW

WD LED

Mroom_Drive 1
Door_Closed
1. CP WATDOG
18:0122:1320:30 1. turn off Main power switch.
2. After 1 minute, turn on Main power switch.
3. If the same problem occurs, press reset button.
4. In spite that take action like this, if the problem remains, please change the main board.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

There is a signal problem of encoder U, V and W signal.

1. Check whether the sin/cos value is correct or not.

 In case of inspection mode,

The operation hasn’t effect on
Sin/cos value. But, after initial driving,
ENCODER UVW SEQ
If This parameter is problem,
The inverter would be fault like
“ENCODER UVW SEQ”.

2. If the sin/cos value is correct, please check the encoder status.

Mroom_Drive 1
Door_Closed
POWER line
1. ENC UVW SEQ
18:0122:1320:30 U,V,W

Gap  If between power and encoder line is close,

encoder line
It would be interfered encoder signal.
 Please also check the encoder fixing status.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

Inverter grounding error occurred.

1. Check the inverter output and motor connection.

 Check whether the U,V,W line is interchanged or not.

U V W
OUTPUT ERR

2. Check if inverter output contactor(MC2) is properly working. Refer to COL.1, 3, 5, 9 in electric diagram.
Mroom_Drive 1
Door_Closed 2-1. Check the COL. 1 section in MC2 operation.
1. OUTPUT ERR
18:0122:1320:30

-33-
 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

2-2. Check the COL. 3 section in MC2 operation.

OUTPUT ERR

2-3. Check the COL. 5 section in MC2 operation.

Mroom_Drive 1
Door_Closed
1. OUTPUT ERR
18:0122:1320:30

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR
Error Description / Check point

2-4. Check the COL. 9 section in MC2 operation.

OUTPUT ERR

3. Check the IGBT status in the gate board.

Mroom_Drive
Door_Closed
1 Cathode
(ㅡ) 0.70v Normal

1. EARTH FLT
18:0122:1320:30 Gate
0L Abnormal

(+) <multimeter display>

 Select Diode checking mode.

GATE Board  Check Whether IGBT is broken or not.
Anode

-35-
 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR

Error Description / Check point

There is a signal problem of Sincos encoder C, D.

1. Check the encoder power and board.

SENC UVW SEQ

 Check encoder power

- Synchronous motor: 5V
- Induction motor: 15V)
Mroom_Drive 1 and encoder signal.
Door_Closed
1. SENC UVW SEQ  In case of Induction motor,
Encoder board Encoder board
18:0122:1320:30 need to check wiring of the
For Induction Motor (+15V) For Synchronous Motor (+5V)
encoder.

2. If there is no problem in encoder power and board, it should replace the encoder.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR
Error Description / Check point

There is a signal problem of Sincos encoder A, B.

1. Check the encoder power and board.

SINCOS ENC ERR

 Check encoder power

- Synchronous motor: 5V
- Induction motor: 15V)
Mroom_Drive 1 and encoder signal.
Door_Closed
 In case of Induction motor,
1. SINCOS ENC ERR Encoder board Encoder board
need to check wiring of the
18:0122:1320:30 For Induction Motor (+15V) For Synchronous Motor (+5V)
encoder.

2. If there is no problem in encoder power and board, it should replace the encoder.

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 WBVF INVERTER Parameter

2. MONITOR
1.3 ERROR
Error Description / Check point

Due to the abnormal operation of the inverter current sensor or main board of current offset.

1. Check whether inverter current setting. *Refer to below table.

Mroom_Drive 1
OFFSET ERR
Door_Closed
3. CURRENT SCALE
26.86 m

Check the CURRENT SCALE value

2. PROGRAM  4. FACTORY Inverter Stack
Mroom_Drive 1
 3. CURRENT SCALE
Door_Closed
1. OFFSET ERR 2. Check whether main board’s sensing resistors (R27, R30, and R33) are matched as inverter capacity.
18:0122:1320:30

Inverter CURRENT Sensing

Sensor
Capacity SCALE Resistor
2.9kW 30, 50 60 Ω 15A
3.9kW 13.43 60 Ω 25A
5.5~7.5kW 26.86 30 Ω 50A
11kW 40.29 20 Ω 50A
15kW 53.72 30 Ω 100A
22kW 80.59 20 Ω 300A

Inverter Stack Sensing 30kW 107.45 15 Ω 300A

resistors

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 WBVF INVERTER Parameter

2. MONITOR
1.4 FLOOR DATA

Item Unit Description

CURRENT POS mm Indicates the current position of the elevator.

1F ~ 64F POS mm Indicates the position of each floor of the elevator.

PLDL, PLDM, PLDH, PLDH 2 POS mm Indicates the position of DOWN direction forced deceleration switches.

Indicates the position of UP direction forced deceleration switches. If there are difference
PLUL , PLUM, PLUH, PLUH 2 POS mm
between these data and switches’ actual position(±200mm), Auto drive is not available.

SDF POS / SUF POS mm Indicates the lowest / highest floor check signal position

Forced deceleration switch distance with Speed (FROM ULS OR DLS)

30M/M 45M/M 60M/M 90M/M 105M/M 120M/M 150M/M 180M/M

PLDL / PLUL 650 1050 1500 1500 1500 1500 1500 1500

PLDM / PLUM 3000 4000 5000 5000 7500

PLDH / PLUH 7500 10500

DLS / ULS

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 WBVF INVERTER Parameter

3. PROGRAM
2.1 CONTROL

Function name Default Unit Description

01 EL SPEED 60 MPM Input the rated speed [MPM] of the elevator.

02 E/L ROPING 2.0 • E/L ROPING It sets the roping value of the elevator.

Input the current maximum number of rotations of the motor. The MAX RPM value according to t
03 MAX RPM 95.5 RPM
he elevator speed is as follows. (Input up to the first decimal point.)

05 INSPECT RPM 23.9 RPM • INSPECT RPM It is the number of motor rotations (RPM) during the manual operation.

06 CREEP RPM 3.2 RPM • CPEEP RPM CREEP It is the number of motor rotations (RPM) during CREEP operation.

07 RELEVEL RPM 3.2 RPM • RELEVEL RPM RELEVEL It is the number of motor rotations (RPM) during RELEVEL operation..

08 FLR INIT DRV MPM 30 MPM • FLR INIT DRV MPM It shows the overall height measurement speed.

• MAX FLOOR Enter the maximum floor. Make sure to enter before carrying out the overall heig
10 MAX FLOOR 4 FL
ht measurement.

It adjusts the time to start decelerating during a secondary pattern long run operation. If this valu
13 2th MIN LENGTH 60 mm
e gets higher, deceleration starts earlier, resulting in a longer creep distance.

It adjusts the time to start decelerating during a secondary pattern short run operation. If this valu
14 2th MIN LENGTH S 60 mm
e gets higher, deceleration starts earlier, resulting in a longer creep distance.

• FWD DIRECTION It is used when UP/DOWN is switched in accordance with the mounting posi
17 FWD DIRECTION UP
tion of the motor.

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 WBVF INVERTER Parameter

3. PROGRAM
2.1 CONTROL

Function name Default Unit Description

18 GOVENNOR SEL FWD • GOVERNOR SEL It sets if the governor is used and the direction of it.

19 TQBIAS SELEC No use • TQBIAS SELEC It decides whether to use load compensation.

• LS DATA 0% When you use LS Board for load compensation, it reads the BASIC LOAD PULSE
23 LS 0%L DATA 0.0
value at no load state and inputs this value

• LS DATA 50% When you use LS Board for load compensation, it reads the BASIC LOAD PULSE
24 LS 50%L DATA 0.0
value at Balance state and inputs this value.

• TQ BIAS GAIN When you use LS Board for load compensation, after the input of LOAD PULSE
25 LS TOQUE GAIN 0 % 0% value and LOAD PULSE 50%, it sets the TQ BIAS GAIN value to decide load compensation value
. If you do not want the load compensation, you can input 0 for this value

It is the data which sets the inertia of the controller in the elevator speed control system. Adjust thi
26 SC JM 35 Kg/m2
s value when vibrations occur in the elevator or motor.

• SC FF GAIN It shows the switching compensation gain value to improve excessive properties u
27 SC FEED FWD GAIN 0.2
pon a motor acceleration or deceleration.

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 WBVF INVERTER Parameter

3. PROGRAM
2.1 CONTROL

Function name Default Unit Description

36 VANE OFFSET 0.0 mm • VANE OFFSET It is the data setting the offset value of the VANE sensor

Upon compensating the load (LV12 TQBIAS) using the load switch, the load compensation torque i
43 LV12 UP 30%SW 0 %
s generated by the set rate when the 30% switch is input.

Upon compensating the load (LV12 TQBIAS) using the load switch, the load compensation torque i
44 LV12 UP 70%SW 50% %
s generated by the set rate when the 70% switch is input..

Upon compensating the load (LV12 TQBIAS) using the load switch, the load compensation torque i
45 LV12 DN 30%SW -50% %
s generated by the set rate when the 30% switch is input

Upon compensating the load (LV12 TQBIAS) using the load switch, the load compensation torque i
46 LV12 DN 70%SW 0 %
s generated by the set rate when the 70% switch is input..

48 MOTOR THERMAL OFF • MOTOR THERMAL The data determining if motor overheating signal is used.

50 INIT START OFF

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 WBVF INVERTER Parameter

3. PROGRAM
2.3 MOTOR

Function name Default Unit Description

01 MOTOR SELECT Syncro. Motor • MOTOR SELECT It selects MOTOR.

02 MOTOR CAPACIT 6.2 kW • MOTOR CAPACIT It displays MOTOR capacity.

03 MOT RATING V 318 Vrms • RATING V It shows the rated voltage of MOTOR.

04 MOT RATING A 15 Arms • RATING A It shows the rated current of MOTOR.

05 MOTOR POLES 32 POLES • MOTOR POLES It shows the number of poles of MOTOR.

Since the standard encoder used by Hyundai Elevator is SINCOS encoder (2048PPR) of 32768 PULSE,
32768 PULSE is set as the factory default value. If an encoder of a different number of pulses should
06 ENCODER PPR 32768 P/R
be used, enter the number of encoder pulses in PROGRAM \ MOTOR \ ENCODER PPR for speed fee
dback.

07 WRPM_BASE 96 RPM • WRPM_BASE It shows the maximum number of rotations of MOTOR.

08 IQSE RATE 21.2 Apeak • IQSE RATE It shows the maximum torque current.

It shows how to judge initial angle. At the factory ship-out, the initial angle is already set and the dat
a is written on the connector BOX, but it should be set again for Encoder failure and replacement. Th
09 KNOW U ANGLE YES e methods to find the initial angle are divided to inserting PULSE (ANGEL METHOD: “PULSE”) and inse
rting DC (ANGEL METHOD: “DC ALIGN”). If there is no rope, both are possible, but DC insertion is pre
cise, and if there is a rope, use PULSE insertion.

10 MOTOR U ANGLE 0.00 Rad • U Angle It shows the initial angle.

It shows how to find the initial angle. If it is “PULSE”, it is PULSE insertion method, and if it is “DC ALI
11 ANGLE MRTHOD DC Inject
GN”, it means DC insertion method.

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 WBVF INVERTER Parameter

3. PROGRAM
2.4 FACTORY

Function name Default Unit Description

01 INVERTER CAPACIT WB100GT 7.5kW • INVETER CAPACITY It sets the rated capacity of the inverter.

• MOTOR TYPE It determined if the operated motor is the induction motor or synchronous mot
02 MOTOR TYPE Synchro. Motor
or.

• INPUT VOLTAGE It sets the three phase input voltage of the inverter (Select 1 of 380V, 440V
05 INPUT VOLTAGE 380 Vac
and 480V).

06 ELD INPUT VOLT 380 Vac • ELD INPUT VOLT It sets the ELD input voltage.

07 TORQUE LIMIT 160 % • TORQUE LIMIT It determines the maximum output current of the inverter.

It shows the scale upon sensing the DC LINK voltage. If the actual DC link voltage doesn’t match th
08 SCALE DC VOLT 0.350
e displayed DC LINK voltage, change this value (Refer to MONITOR\BASIC\DC LINK VOLT item).

It shows the scale upon sensing the output current of the inverter. It is determined by the TURN R
09 SCALE CURRENT 24.42
ATIO of the current SENSOR.

13 INV. OC LEVEL 45 Apeak • INV OC LEVEL It shows the over-current level of the inverter.

14 INV. OV LEVEL 700 It shows the overvoltage level of the inverter.

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 WBVF INVERTER Parameter

3. PROGRAM
2.4 FACTORY

Function name Default Unit Description

17 ACCELATION 800 mm/s2 • ACCELERATION It sets the slope of the speed upon accelerating or decelerating

Set as shown below in accordance with the mounting direction of the encoder. If the encoder leaf
18 ENCODER DIR FWD spring is facing the direction of the motor, set to “FWD”, and if the encoder leaf spring is facing th
e opposite direction, set to “REV”.

32 ENCODER TYPE SINCOS ENC • ENCODER TYPE It is the data setting the encoder type.

17. ACCELATION Value table

Motor type Speed(m/min) Accelation parameter value

30 or less 0.5

Induction motor 45 0.6

60 0.7

30 or less 0.5

45~120 0.6
Synchronous motor
150~210 0.7

240 or more 0.8

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 WBVF INVERTER Parameter

3. PROGRAM
2.4 FACTORY

Function name Default Unit Description

Turn it off and measure upon resetting the SIN COS values. It is turned on automatically after meas
33 SINCOS THETA OFF
uring..

It shows the maximum value of the SIN wave upon using a SINCOS encoder. Upon setting the initi
34 SIN MAX 0
al angle with a SINCOS encoder, make sure to rotate the motor to set the SINMAX value.

It shows the minimum value of the SIN wave upon using a SINCOS encoder. Upon setting the initia
35 SIN MIN 1000
l angle with a SINCOS encoder, make sure to rotate the motor to set the SINMIN value.

It shows the maximum value of the COS wave upon using a SINCOS encoder. Upon setting the initi
36 COS MAX 0
al angle with a SINCOS encoder, make sure to rotate the motor to set the COSMAX value.

It shows the minimum value of the COS wave upon using a SINCOS encoder. Upon setting the initi
37 COS MIN 1000
al angle with a SINCOS encoder, make sure to rotate the motor to set the COSMIN value SINCOS.

44 ERROR ERASE OFF • ERROR ERASE It erases the error saved in HHT.

45 ROM VERSION • ROM VERSION It shows the current program version.

46 EEPROM VERSION • EEPROM VERSION It shows the EEPROM version inside the MCU.

• INIT EEPROM Reset by setting it to 1 when a VERSION ERROR occurs as the current program
47 INIT EEPROM OFF
version doesn’t match the EEPROM version or to set to the factory default value.

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 WBVF INVERTER Parameter

3. PROGRAM
2.4 FACTORY

CURRENT SCALE

Inverter Capacity CURRENT SCALE Sensing Resistance Current Sensor

2.9kW 30,50 60 Ohm 15A

3.9kW 13.43(synchronous motor) 60 Ohm 25A

5.5~7.5kW 26.86 30 Ohm 50A

11kW 40.29 20 Ohm 50A

15kW 53.72 30 Ohm 100A

22kW 80.59 20 Ohm 300A

30kW 107.45 15 Ohm 300A

-47-
 WBVF INVERTER Parameter

3. PROGRAM
2.4 FACTORY

INV OC LEVEL

Inverter Capacity INV OC Level[A]

2.9kW 14

3.9kW 22

5.5~7.5kW 45

11kW 65

15kW 85

22kW 150

30kW 200

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