Three Phase AC Line Choke for 42A 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: 51A
Rated AC Line Current: 42A AC continuous (includes allowance for field Current and overload).
Input Voltage: up to 500V three phase +-10% at 50/60Hz.
Insulation: Tested to 3kV
Rated at 40°C Ambient.
Connections: Top Mounted 10mm² Terminals.
Dimensions: 95mm wide, 56mm Deep and 135mm high.
Fixings: 4 off 4.8mm by 9mm slotted holes at 56mm x 42mm.
Full part number is LR48
Download the manufacturers drawing from the link below:-