Three-phase motor SIE447T4B
induction460 VIP55

three-phase motor
three-phase motor
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Characteristics

AC/DC
three-phase
Type
induction
Voltage
460 V
Protection class
IP55
Configuration
cast iron, squirrel-cage rotor
Number of poles
4-pole
Cooling mechanism
IC411
Other characteristics
NEMA, high-efficiency
Power

186 kW
(252.89 hp)

Intensity

267 A

Torque

996.5 Nm
(734.9807 ft.lb)

Rotational speed

1,788 rpm, 1,800 rpm
(11,234.34 rad.min-1, 11,309.73 rad.min-1)

Operating temperature

40 °C
(104 °F)

Description

Breakdown torque ratio [ 2 Winding connection ∆ Starting current ratio [ 6.8 Frequency [Hz] 60 Efficiency at 1/4 of full load [ - Efficiency at 2/4 of full load [ 96.5 Rated output [HP] 250 Efficiency at 3/4 of full load [ 96.6 Service factor [ 1.2 Efficiency at rated (full) load [ 96.2 Duty continuous Efficiency at 5/4 of full load [ - Power factor at 1/4 of full load [ - Power factor at 2/4 of full load [ 0.85 Power factor at 3/4 of full load [ 0.90 Power factor at rated (full) load [ 0.91 Starting torque ratio [ 1.6 Power factor at 5/4 of full load [ - Starting current [A] 1825 Rated torque [Lb-Ft] 735

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.