Kemppi MLS 2300 ACDC - A002 Auxiliary Power Card; Functions and Connectors

23
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
X6
X5
X4
X2
X7 (A001)
X1
H3
H1 + 15 V (lighted when power stage is on)
H2
H3
+ 24 V (lighted when power stage is on)
+ 5 V (lighted all the time)