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BLDC Motor & Gearbox Specs

The document provides technical specifications for BLDC motors and controllers including motor models, power ratings, torque specifications, voltage requirements, and dimensions. It also provides details on gearboxes available to interface with the motors including gear ratios, output speeds and torques for different models. Special shaft options beyond standard keyed or splined designs are available upon request.

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Harigopal K
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0% found this document useful (0 votes)
140 views11 pages

BLDC Motor & Gearbox Specs

The document provides technical specifications for BLDC motors and controllers including motor models, power ratings, torque specifications, voltage requirements, and dimensions. It also provides details on gearboxes available to interface with the motors including gear ratios, output speeds and torques for different models. Special shaft options beyond standard keyed or splined designs are available upon request.

Uploaded by

Harigopal K
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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TECHNICAL SPECIFICATIONS

BLDC MOTOR BLDC CONTROLLER


Model Power Continuous Peak DC Paint MOSFET Rated Peak
Torque Torque Voltage Colour Current curren
No. (DC) t
(DC)
(watt) (Nm) (Nm) (volts) (Tube ) (Amp) (Amp)
BLDC 125/1D 400 1.3 6 48 Grey 18 9 25

BLDC 125/2D 850 2.7 12 48 Grey 24 18.5 40

BLDC 125/2D 1000 3.2 14 48 Grey 24 22.0 40

BLDC 125/3D 1250 3.8 16 48 Grey 24 26.0 50

BLDC 125/4D 1500 4.8 18 48 Grey 36 31.0 60

BLDC 125/4D 2000 6.4 19 48 Grey 36 42 75

BLDC 125/5D 2500 8.0 24 48 Grey 36 52.0 80

BLDC 125/5D 3000 9.5 28 48 Grey 36 62.5 112.5

BLDC 125/6D 4500 14.3 36 48 Grey 36 94 234

BLDC 125/8D 6000 19.0 54 72 Grey 36 83 150

Note: 1. Momentary Peak torque: 300% of rated torque for 10 seconds only.
2. Mounting and special shaft can be provided as per customer design
DIMENSIONALDETAILS
DIMENSIONAL DETAILSFOR
FORGEAR
KEY SHAFT MOTOR

L
L2
L1

TYPE BLDC MOTOR


Model No. 125/1D 125/2D 125/2D 125/3D 125/4D 125/5D 125/6D
Total length(L) 125 145 145 165 185 215 245
Flange size 140X140
Mounting diameter 50
Shaft length 65.78
Shaft diameter 12
Gear Diameter 23.99
Centre Mounting holes (M6) 42
Side Mounting holes (M6) 45
Mounting holes (M8) 52
Paint colour Grey Grey Grey Grey Grey Grey Grey
Weight (Kgs) 4 5.5 5.5 6.5 9.0 11 12.5
All dimensions are in mm.
DIMENSIONAL DETAILS FOR KEY SHAFT MOTOR

TYPE BLDC MOTOR


Model No. 125/1D 125/2D 125/2D 125/3D 125/4D 125/5D 125/6D
Total length(L) 125 145 145 165 185 215 245
Flange size 140X140
Mounting diameter 50
Shaft length 50
Shaft diameter 24
Mounting holes PCD 150
Mounting holes (M8) 108
Paint colour Grey Green Grey Blue Black Grey Black
Weight (Kgs) 4 5.5 5.5 6.5 9.0 11 12.5

All dimensions are in mm.


NOTE: - Keyed shaft, customized flange can be provided.
-Motors of higher ratings can be in 72 Volts or higher voltage.
-Motors of higher ratings than 4 KW can be manufactured in bigger diameter design to give higher inertia ratings.
-This manual is provisional and the dimensions are subjected to change without Notice.
BRAKE MOTOR WITH SHAFT EXTENDED

Motor specifications:
Nominal Power - 1000 watt

Maximum motor speed - 960

Supply Voltage - 24 Volts

Nominal Torque - 9.5 Nm

Brake- 24 volts DC
GEARBOX SPECIFICATIONS
GEARBOX AVAILABLE FOR FORE-AUTO
E-AUTO

We are providing a four speed Gear box with standard gear operation of vehicle in
1stgear, 2nd gear 3rd gear and 4th gear with clutch.

The specifications are as follows:

- Maximum permissible Input speed at Gear Box - 4500 RPM.

Technical data with standardized motor is shown below:

Mode Gear Ratio Vehicle speed (Considering Nominal Peak Torque


wheel dia 23”) (Km/h) Torque (At wheel)
(N-m) (N-m)
TH
4 gear 4.7 35.13 89.81 179.62
RD
3 gear 7.4 22.31 141.40 282.80
ND
2 gear 11.7 14.11 223.57 447.13
ST
1 gear 19.6 8.42 374.52 749.04

Standardised motor specification:

Nominal Power - 3000 watt

Peak Power - 6000 watt

Maximum motor speed - 3000

Nominal Torque - 9.55 Nm

Peak Torque - 19.11 Nm


-Direct mounting of motor will be provided matching with this gearbox as shown in the picture above.

2nd fix speed GEARBOX available

As offered in the kit we offer a 2nd option premium quality gearbox of Graziano make. The specs are
as follows:

- Single speed gearbox widely used in off-road vehicles.


- Ratio – 1:10 or 1:12
- Direct mounting of motor. (In case the team buys gearbox from Compage we shall make the
motor shaft accordingly which fits directly into the splines of gearbox).
- Output CV joint. We shall provide the POT at the output of the gearbox integrated with it.
Team has to make or procure their own axle shaft as per the track length of the vehicle.
- GearBox weight – 13Kg.

Standardised motor:
Nominal Power - 4500 watt

Peak Power - 6000 watt

Maximum motor speed - 4500

Nominal Torque - 9.5 Nm

-Direct mounting of motor will be provided matching with this gearbox as shown in the picture above
Dimensional
DIMENSIONAL drawing of
DRAWING OFgearbox
GEARBOX
DIMENSIONAL DRAWING OF GEARBOX
MOTOR ASSEMBLED WITH GEARBOX
OPTIONS OF SPECIAL SHAFT AVAILABLE

Standard Gear shaft Standard Key way shaft

Special Spline shaft Special Hollow shaft

NOTE: If anything more special than standard options available, then we shell
need a bulk agreement.

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