Kemppi KEMPACT 253A - Adaptive Dynamics Control; Adaptive Wire Feed Speed or Power Control; Adaptive Voltage or Arc Length Control; Adaptive Spot and Cycle Arc Timer

SERVICE MANUAL
KEMPACT RA_V_1.2
22 (40)
Kemppi Oy
X13 Main transformer connections (253 machine use two flat connectors, 323 use four)
X14 Main transformer connections (253 machine use two flat connectors, 323 use four)
Pin Signal Description
X9:1 IGBT Drive B Other end of the IGBT driver transformer primary
X9:2
OV Opto P
Over voltage optocoupler other end
X9:3 Inrush Relay Other end of the inrush relay coil
X9:4 IGBT Drive A Other end of the IGBT driver transformer primary
X9:5 OV Opto N Over voltage optocoupler other end
X9:6
Inrush Relay
Other end of the inrush relay coil
Pin Signal
X10 Primary current transformer connector
Pin Signal
X11 DC-link voltage
X12 DC-link voltage