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S.F. No. 450/3A, Annai Nagar, Othakalmandapam Road, Chettipalayam, Coimbatore 641 201, Tamil Nadu, India

IE2 · 3-phase

EM2-160M-8-4

IE2 high efficiency motor · 4 kW · 8 pole · 725 rpm

–8 poleFrame 160M400/690 V · 50 HzIP55 · IC411Duty S1SF 1.15 at 50 HzBIS IS 12615:2026CE
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IEC 160M · 400/690 V
IE2 high efficiency motor
Representative model from frame 160M dimensions
Tap a partDrag to rotate · scroll to zoom
4kWRated output · 50 Hz
725rpmRated speed
86%Efficiency, full load
52.7NmRated torque
9.9ACurrent at 400 V
0.68Power factor
84kgWeight, B3
1.6× MNStarting torque

Performance · 50 Hz, tested values

Output4 kW
Poles · synchronous speed8 · 750 rpm
Rated speed725 rpm
Rated torque MN52.7 Nm
Current at 230 V10.4 A
Current at 400 V9.9 A
Current at 690 V9.9 A
Current at SF 1.15, 400 V10.6 A
Efficiency 100 / 75 / 50 %86 / 86 / 84
Power factor 100 / 75 / 50 %0.68 / 0.64 / 0.51
Efficiency class– (IEC 60034-30-1)
Locked-rotor torque MA/MN1.6
Starting current IA/IN5.5
Breakdown torque MK/MN2.5
Pull-up torque MS/MN1.4
Rotor inertia J0.09 kgm²
Sound pressure LPA at 1 m53 dB(A)
InsulationClass F, temperature rise class B
Enclosure · coolingIP55 · IC411 TEFC
Ambient−20 °C to +40 °C
Service factor1.15 at 400 V 50 Hz (S1)
Bearings DE / NDE6309ZZ / 6307ZZ

Torque–speed curve indicative

1×2×3× MAMKMN0188375562750speed · rpmtorque ÷ MN

Drawn through the catalogue points MA, MS, MK and MN. Request the tested curve for your application.

Part-load performance

405060708090100868684100 % load75 % load50 % load Efficiency %cos φ × 100

Efficiency determined to IEC 60034-2-1. Values on a 400 V winding (230 V for single-phase), subject to IEC tolerances.

Dimensions · IM B3, frame 160M

L 605CBH 160EA 254

Schematic outline for orientation, not to scale for manufacture. Request the certified drawing (PDF / DXF / STEP) with your enquiry.

AFoot hole spacing, end254 mm
BFoot hole spacing, side210 mm
CShaft shoulder to foot hole108 mm
HShaft centre height160 mm
KFoot hole diameter15 mm
LOverall length605 mm
ACBody diameter314 mm
HDOverall height400 mm
DShaft diameter42 mm
EShaft length110 mm
MFlange B5 · pitch circle300 mm
NFlange B5 · spigot250 mm
PFlange B5 · outside diameter350 mm
SFlange B5 · hole diameter18.5 mm

Mountings B3, B5, B14, B35 and B34 on every rating. Shaft tolerance to IEC 60072. NEMA frames 56C to 256T built to MG 1 on request.

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