Siemens 1LE0 IE3 low-voltage AC induction motor

Description

SIMOTICS low voltage premium efficiency motor with cast iron housing is Totally Enclosed Fan Cooled (TEFC) or Totally Enclosed Forced Ventilated with IP55 environmental protection, and applicable for general purpose use. These motors are designed and manufactured in accordance with ISO, IEC standards, GB standards.
SIMOTICS low voltage premium efficiency motor is designed for constant or adjustable speed with continuous duty operation (S1) over a speed range.

Frame material: grey cast iron.
Standard color: stone grey (RAL 7030)
Rated power output: 15kW~200kW at 50Hz.
Available in 2, 4, 6 pole motor with efficiency grade 2. according to GB18613-2012 and efficiency class IE3 (50Hz) according to IEC 60034-30.
Optimized compact style construction.
Standard mounting construction according to IEC 60034-7: IMB3, IM B5, IM B35 and etc.
All motors are designed to IP55 degree of protection (IEC 60034-5) .
Re-greasing devices for FS1) 280 ~ 315 as standard, and for FS180 ~ 250 as option.
Reinforced bearings for increased cantilever forces for FS180 ~ 315 as option.
Winding protections with PTC, PT100 and KTY84-130 as option.
Terminal box on top, and cable entry on right side (viewed from driven end). Variable location of connection boxes and cable entries as option.
Insulation system is designed for temperature class 155 (F). At rated output with line-fed operation, the motors can be used in temperature class 130 (B).
Self ventilated motors with radial-flow fans (cooling method IC 411 according to IEC 60034-6) as standard, forced air cool with external separately driven fans as option.
FS 180 ~ 315 all motors have 2 eyebolts.

Degrees of motor protection IP55 (IEC 60034-5).
Altitude shall not exceed 1000m above sea-level (IEC 60034-1).
Allowed air temperature between -20 ºC and 40 ºC (IEC 60034-1).
Permitted relative humidity:
- -20 ºC ≤ T ≤ 20 ºC：100 %
- 20 ºC < T ≤ 30 ºC：95 %
- 30 ºC < T ≤ 40 ºC：55 %

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