Leroy-Somer-LSN

LSN

This is an ATEX Gas Non-sparking Category 3 / Zone 2 motor, available in an aluminium frame. The power options range from 0.75kW to 90kW.

Product Description

LSN Series

Category 3 – Zone 2: Explosive gas

Non-sparking, totally enclosed three- phase asynchronous motors, according to IEC 60034, 60072, IEC 60079-1 and 60079-15.

Single Speed
  • Power: 0.75kW to 90kW
  • Frames: 63mm to 280mm
  • Speed: 2, 4, 6 and 8 poles, 230/400V or 400V Δ, 50Hz.
Two Speed (on request)
  • Power: 0.75kW to 37kW
  • Frames: 80mm to 280mm
  • Speed: On request.
IP55 Protection

(or IP65 for GD application).

Motors for Variable Speed Operation

Fitted with thermal probes in winding (obligatory) and bearing probes for frame size ≥ 160 mm.
On consultation (to be selected).

Finish: Aluminium casing

Assembled with protected screws.
Finishing paint RAL 2004 (orange).
Protection of the flange and shaft end against atmospheric corrosion.
Individual anti-shock packaging.

Mains Supply

 Standard according IEC 60038:

 230/400V +10% -10% at 50Hz
 400V Δ +10% -10% at 50Hz.