Lincoln Electric IM481-B manual _+

POWER RECTIFIER BRIDGE
DIAGRAM 1
PLUG TO SNUBBER BOARD
SHUNT
P5
221222
223204
220
204
204
204
220
D1D2D3
SCR1SCR2SCR3
G1G2G3
D4
ANODE
CATHODE
ANODE
CATHODE
P3
Gate leads
plug to Control
P.C. board
To T1 main
transformer
To plug
P1
To (+) side
of capacitor
bank
_+
X1X2X3
GATE
_
+
POWER RECTIFIER BRIDGE
DIAGRAM 1
PLUG TO SNUBBER BOARD
SHUNT
P5
221 222
223 204
220
204
204
204
220
D1 D2 D3
SCR1 SCR2 SCR3
G1 G2 G3
D4
ANODE
CATHODE
ANODE
CATHODE
P3
Gate leads
plug to Control
P.C. board
To T1 main
transformer
To plug
P1
To (+) side
of capacitor
bank
_+
X1X2X3
GATE
_
+
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