TEST REPORT
RELAY T60 UNIT 2B
PROJECT : RETROFIT GENERATOR & PROTEKSI MAIN TRAFO UNIT 1 & 2
Contarct No. : 070/BDSN-GAE/VII/2020
Date : 12 SEPT 2020
Relay : GE MULTILIN UR T60
Type : TRANSFORMER MANAGEMENT RELAY
Order Code : T60-W00-HEH-F8L-H6W-M8N-P6X-U7H-WRH
Serial Number : ABHC20000835
PT GUNA ELEKTRO PT. PJBS ASAHAN 1
Customer : PT BDSN
PANEL : 12 SEPT 2020
MANUFACTURER : GE MULTILIN UR T60
TYPE OF RELAY : TRANSFORMER MANAGEMENT RELAY
SERIAL NUMBER : ABHC20000835
TEST EQUIPMENT : Megger SMRT46
I. CURRENT METERING
Ratio CT Phase = 750 : 1 A Source : SIDE 275kV
Secondary Measured
Expected
Metering test Injected Accuracy (%) Remarks
Current (Amp)
Current(A) Current(A) Phase A Phase B Phase C
0.25 187.5 186,97 185,23 186.79 0.62% Ok
0.5 375 375 374 375 0.09% Ok
Phase Current
0.75 562.5 562 561 562 0.15% Ok
1 750 749 750 751 0.00% Ok
Ratio CT Phase = 5000 : 1 A (SUM M1+M5) Source : SIDE 13.8kV
Secondary Measured
Expected
Metering test Injected Accuracy (%) Remarks
Current (Amp)
Current(A) Current(A) Phase A Phase B Phase C
0.25 1250 1249 1250 1249 0.05% Ok
0.5 2500 2500 2498 2489 0.17% Ok
Phase Current
0.75 3750 3750 3749 3751 0.00% Ok
1 5000 4982 4982 4987 0.33% Ok
Ratio CT Phase = 5000 : 1 A Source : SIDE GEN
Secondary Measured
Expected
Metering test Injected Accuracy (%) Remarks
Current (Amp)
Current(A) Current(A) Phase A Phase B Phase C
0.25 1250 1250 1249 1251 0.00% Ok
0.5 2500 2500 2492 2498 0.13% Ok
Phase Current
0.75 3750 3750 3749 3751 0.00% Ok
1 5000 5001 4999 4981 0.13% Ok
Ratio CT Phase = 5000 : 1 A Source : AUX TRAFO
Secondary Measured
Expected
Injected
Metering test Current (Amp) Accuracy (%) Remarks
Current(A) Current(A) Phase A Phase B Phase C
0.25 1250 1250 1249 1251 0.00% Ok
0.5 2500 2501 2505 2498 0.05% Ok
Phase Current
0.75 3750 3749 3750 3751 0.00% Ok
1 5000 4998 4998 4998 0.04% Ok
711556084.xlsx/Current Metering Page 2 of 10
Jalan Arjuna Utara No.50 Jakarta Barat 11510
Jakarta Indonesia
Telp.(021) 5655010-5655020
Fax. (021) 5654630-5655030
Website : GAE.co.id
#REF!
PANEL : 12 SEPT 2020
MANUFACTURER : GE MULTILIN UR T60
TYPE OF RELAY : TRANSFORMER MANAGEMENT RELAY
SERIAL NUMBER : ABHC20000835
TEST EQUIPMENT : FREJA 306
I. Phase TOC Unit (51 P)
51 P Pickup setting : 0.75 pu CT Pri : 4000 A
51 P Curva type : IEEE EXT INV CT Sec ; 5A
Time Dial setting : 2.65
Minimum pickup : 3.775 A
Inject Current Fault Expected Phase
(A) (%) Trip Time (ms) Trip Time (ms)
4.5 120% 0.6359
5.625 150% 0.3895
7.5 200% 25.2330 25.174
12 500% 3.4360 3.453
11.25 300% 0.1833
13.125 350% 0.1693
30 800% 0.1352
#REF!
Tested By #REF! Approved By
Guna Elektro #REF! #REF!
#REF! #REF! #REF!
711556084.xlsx/PTOC Page 3 of 10
Jalan Arjuna Utara No.50 Jakarta Barat 11510
Jakarta Indonesia
Telp.(021) 5655010-5655020
Fax. (021) 5654630-5655030
Website : GAE.co.id
#REF!
PANEL : 12 SEPT 2020
MANUFACTURER : GE MULTILIN UR T60
TYPE OF RELAY : TRANSFORMER MANAGEMENT RELAY
SERIAL NUMBER : ABHC20000835
TEST EQUIPMENT : FREJA 300
I. Phase TOC Voltage Restrained Unit (51 P)
51 P Pickup setting : 0.9 pu CT Pri : #REF! A
51 P Curva type : IAC Short Inverse CT Sec ; 5A
Time Dial setting : 16
V inj : 83%
Inject Current Fault Expected Phase
(A) (%) Trip Time (ms) Trip Time (ms)
5.4 120% 3.8397 2.478
6.75 150% 2.3516 1.681
9 200% 1.5451 1.293
11.25 250% 1.2514 1.106
13.5 300% 1.1068 1.007
15.75 350% 1.0223 0.947
18 400% 0.9673 0.905
22.5 500% 0.9001 0.859
27 600% 0.8607 0.821
31.5 700% 0.8348 0.814
36 800% 0.8164 0.778
#REF!
Tested By #REF! Approved By
Guna Elektro #REF! #REF!
#REF! #REF! #REF!
711556084.xlsx/PTOC VREST Page 4 of 10
Ground Time Overcurrent Functions (ANSI Devices 51G)
Phase Trip Time (ms)
10
Trip time (second)
0.1
100% 1000%
I fault
711556084.xlsx/PTOC VREST Page 5 of 10
Customer : PT BDSN
PANEL : 12 SEPT 2020
MANUFACTURER : GE MULTILIN UR T60
TYPE OF RELAY : TRANSFORMER MANAGEMENT RELAY
SERIAL NUMBER : ABHC20000835
TEST EQUIPMENT : Megger SMRT46
1. OVERALL DIFERENSIAL
SRC 1 SRC 2
Set Pickup : 0.34 pu 275kV 13,8 kV
Slope 1 : 30 % CT Pri : 750 5000 A
Break 1 : 1 pu CT Sec : 1 1A
Slope 2 : 90 % ramp side 275kV
Break 1 : 8 pu Source 1 side 275kV
Source 2 side 13,8 kV
1.40
1.27
1.20
1.00
0.80
0.60
0.56
0.40
0.29
0.20
0.11
0.00
0.11 0.45 0.75 1.49
Column E
CURRENT INJECTION Id Ir
Slope
I HV (275kV) I LV (13,8kV)
A pu A pu pu pu %
0.11 0.11 0.00 0.00 0.11 0.11 pkp
0.16 0.16 0.15 0.45 0.29 0.45 64.31%
0.19 0.19 0.25 0.75 0.56 0.75 74.57%
0.22 0.22 0.50 1.49 1.27 1.49 85.28%
Pickup Value 275kV 0.11 A
Pickup Value 13,8 kV 0.32 A
Trip Time
Injected Current (A) Target (ms) Error (%)
(ms)
0,2 (LV) 50 36 0.28
0,4 (LV) 50 37 0.26
TRIP TARGET
CB01_1 275kV CB01_2 275kV INTERTRIPINTERTRIP BI CB02_1 CB02_1 STOP GEN START CF
√ √ √ √ √ √
Customer : PT BDSN
PANEL : 12 SEPT 2020
MANUFACTURER : GE MULTILIN UR T60
TYPE OF RELAY : TRANSFORMER MANAGEMENT RELAY
SERIAL NUMBER : ABHC20000835
TEST EQUIPMENT : Megger SMRT46
2. PHASE OVERCURRENT (51P)_SIDE 275kV
51 Pickup setting 0.4 pu CT Pri 750 A
51 Time Delay 0.5 s CT Sec 1A
Pickup Value 0.401 A
Dropout 0.389 A
Inject Current
Target (s) Actual (s) Error (%)
(A)
2 0.5 0.516 0.032
3 0.5 0.52 0.04
TEST FUNCTION : Injection Sekunder ABC signal Source Side 275kV
TRIP TARGET
CB01_1 275kV CB01_2 275kV INTERTRIP INTERTRIP BI CB02_1 CB02_1 STOP GEN START CF
√ √ √ √ √ √
3. PHASE OVERCURRENT (51P)_SIDE 275kV_MT OVERLOAD
51 Pickup setting 0.31 pu CT Pri 750 A
51 Time Delay 9s CT Sec 1A
Pickup Value 0.311 A
Dropout 0.302 A
Inject Current
Target (s) Actual (s) Error (%)
(A)
2 9 9.01 0.0011
3 9 9.02 0.0022
TEST FUNCTION : Injection Sekunder ABC signal Source Side 275kV
TRIP TARGET
CB01_1 275kV CB01_2 275kV INTERTRIP INTERTRIP BI CB02_1 CB02_1 STOP GEN START CF
√ √ √ √ √ √
711556084.xlsx/51P Page 7 of 10
Customer : PT BDSN
PANEL : 12 SEPT 2020
MANUFACTURER : GE MULTILIN UR T60
TYPE OF RELAY : TRANSFORMER MANAGEMENT RELAY
SERIAL NUMBER : ABHC20000835
TEST EQUIPMENT : Megger SMRT46
4. PHASE OVERCURRENT (51P)_SIDE GEN
51 Pickup setting : 1.1 pu CT Pri 5000 A
51 Time Delay : 1s CT Sec 1A
Pickup Value 1.101 A
Dropout 1.068 A
Inject Current
Target (s) Actual (s) Error (%)
(A)
2 1 1.009 0.0090
3 1 1.03 0.0300
TEST FUNCTION : Injection Sekunder ABC signal Source Side Gen
TRIP TARGET
CB01_1 275kV CB01_2 275kV INTERTRIP INTERTRIP BI CB02_1 CB02_1 STOP GEN START CF
√ √ √ √ √ √
5.. GROUND OVERCURRENT (51G)_SIDE 275kV
51 Pickup setting : 1.5 pu CT Pri 150 A
51 Time Delay : 0.75 s CT Sec 1A
Pickup Value 1.504 A
Dropout 1.462 A
Inject Current
Target (s) Actual (s) Error (%)
(A)
2 0.75 0.788 0.051
3 0.75 0.79 0.053
TEST FUNCTION :
TRIP TARGET
CB01_1 275kV CB01_2 275kV INTERTRIP INTERTRIP BI CB02_1 CB02_1 STOP GEN START CF
√ √ √ √ √ √
711556084.xlsx/51P (2) Page 8 of 10
Customer : PT BDSN
PANEL : 12 SEPT 2020
MANUFACTURER : GE MULTILIN UR T60
TYPE OF RELAY : TRANSFORMER MANAGEMENT RELAY
SERIAL NUMBER : ABHC20000835
TEST EQUIPMENTMegger
: SMRT46
6. GROUND OVERCURRENT (51G)_SIDE 275kV
51 Pickup setting 1 pu CT Pri 150 A
51 Time Delay 2s CT Sec 1A
Pickup Value 1.003 A
Dropout 0.984 A
Inject Current
Target (s) Actual (s) Error (%)
(A)
2 2 2.044 0.022
3 2 2.036 0.018
TEST FUNCTION: Injection Sekunder AN signal Source Side 275kV
TRIP TARGET
CB01_1 275kV CB01_2 275kV INTERTRIP INTERTRIP BI CB02_1 CB02_1 STOP GEN START CF
√ √ √ √ √ √
7. OVER FLUXING (24)_STAGE_1
24 Pickup setting 1.21 pu VT Pri 275 kV
24 Time Delay 5s VT Sec 110 V
Pickup Value 133.1 Vp-p
Inject Voltage
Target (s) Actual (s) Error (%)
(Vp-p)
135 5 5.148 0.03
140 5 5.028 0.01
TEST FUNCTION: Injection Sekunder AN signal Source Side Neutral
TRIP TARGET : no Action to Matrik trip
711556084.xlsx/51G Page 9 of 10
Customer : PT BDSN
PANEL : 12 SEPT 2020
MANUFACTURER : GE MULTILIN UR T60
TYPE OF RELAY : TRANSFORMER MANAGEMENT RELAY
SERIAL NUMBER : ABHC20000835
TEST EQUIPMENT :Megger SMRT46
8. OVER FLUXING (24)_STAGE_2
24 Pickup setting 1.32 pu VT Pri 275 kV
24 Time Delay 3s VT Sec 110 V
Pickup Value 145.10 Vpp
Inject Voltage
Target (s) Actual (s) Error (%)
(Vp-p)
147 3 3.107 0.04
150 3 3.076 0.03
TEST FUNCTION :
TRIP TARGET
CB01_1 275kV CB01_2 275kV INTERTRIP INTERTRIP BI CB02_1 CB02_1 STOP GEN START CF
√ √ √ √ √ √
9. PHASE UV
27X Pickup setting 0.8 pu VT Pri 13.8 kV
27X Time Delay 1s VT Sec 110 V
SOURCE : 13,8 kV
Pickup Value 50.89 Vp-N
Inject Voltage
Target (s) Actual (s) Error (%)
(Vp-N)
50 1 1.023 0.023
40 1 1.023 0.023
TEST FUNCTION : Injection volt ABC source 13,8kV
TRIP TARGET : Alarm, Block UV_OCR
711556084.xlsx/24 Page 10 of 10
