Auxiliary Power Card Functions And Connectors - Kemppi MLS 2300 ACDC Service Manual

A002 Auxiliary power card
Functions and connectors
Auxiliary power supply card A002 includes the following
operational blocks :
- + 5 V (continuous)
- + 24 V and + 15 V from main transformer T001 s auxiliary coils
(Flyback chopper)
- About + 20 V start power for the primary inverter's gate buffers
- Cooling unit ~ 230 V power supply
H1
H2
X3
X7
X9
X8
X7 (A001)
X6
X5
H1 + 15 V (lighted when power stage is on)
H2 + 24 V (lighted when power stage is on)
H3 + 5 V (lighted all the time)
H3
X1
X4
X2
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