Three Phase AC Line Choke for 270A DC Thyristor Drive input. Drive manufacturers require this to be mounted in the AC supply to complete the Thyristor Transient Suppression Circuit.
DC Drive Rating or Armature Current: 270A
Rated AC Line Current: 250A AC continuous (includes allowance for field Current and overload).
Input Voltage: up to 400V three phase +-10% at 50/60Hz.
Insulation: Tested to 2.5kV
Rated at 40°C Ambient.
Ventilation space above and below: 50mm.
Connections: 6 Off busbar connections11mm holes on 30mm x 4mm busbars
Dimensions: 300mm long, 167mm wide and 264mm high.
Fixings: 4x10mmx18mm diameter slots at 224mm x 95mm.
Full part number is LR330
Download the manufacturers drawing from the link below:-