Kemppi KEMPACT 253A - Adaptive Filler Wire Diameter Selection; Adaptive Gas and Post Gas Selection; Adaptive Crater Fill Function; Adaptive Memory Function

SERVICE MANUAL
KEMPACT RA_V_1.2
24 (40)
Kemppi Oy
Pin Signal
X7 Main transformer connections (253 machine use two flat connectors, 323 use four)
X8 Main transformer connections (253 machine use two flat connectors, 323 use four)
X13
Main trans
former connections (253 machine use two flat connectors, 323 use four)
X17 Main transformer connections (253 machine use two flat connectors, 323 use four)
Pin Signal Description
X10:1 Inrush Relay Other end of the inrush relay coil
X10
:2
-
-
X10:3 Primary current transformer Primary current transformer other end
X10:4 Inrush Relay Other end of the inrush relay coil
X10:5 - -
X10
:6
Primary current transformer
Primary current transformer other end
Pin Signal
X11 PFC choke connections
X12 PFC choke connections
Pin Signal
X14 PFC choke connections
X15 PFC choke connections
Pin
Signal
X16 PFC-auxiliary voltage connector
Pin Signal Description
X18:1 IGBT Drive B Other end of the IGBT driver transformer primary
X18
:2
PFC ON/OFF P
PFC on/off opto coupler diode positive end
X18:3 OV Opto P Over voltage optocoupler other end
X18:4 IGBT Drive A Other end of the IGBT driver transformer primary
X18:5 PFC ON/OFF N PFC on/off opto coupler diode positive end
X18
:6
OV Opto N
Over voltage optocoupler other end
Pin Signal
X19 DC-link voltage
X20 DC-link voltage