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TEFC, S1 Duty
415 ± 10% V, 50Hz ± 5%.
Combined Variation (absolute sum 10%)
                                                                          Insulation Class F
0 Ambient temp 50°c
0 Temperature rise Class B ( 70°c)

4_pole_low

In = Nominal or rated current n

Tn = Nominal or rated torque in Nm

Tcold = Cold withstand time

Thot = Hot withstand time n cold hot

Tmax = Maximum torque

Is = Starting current

Ts = Starting torque

* Frame 71 & 80 are designed for ambient 45°c and temperature rise of 75°c.

Note : All performance figures are subject to IS tolerances.