DC High current injector for testing CLR, OLPR- 1 & 2 and TMOL Relay complete with vertical Jig Input 3Ph 415V 40A 50Hz with neutral AC Output 0- 1000A, 5VDC Make SAROLA/ Vikas Instruments/ Pragati Process control/ SCR Eectronics/ Similar. Detailed technical specification as per attached annexure