2Ap1 Component Positions - ESAB OrigoArc 150 Service Manual

WARNING! Dangerous voltage - - mains voltage.
The primary circuit is supplied with 325 V DC from the power board, 15AP1.
S1 is a fuse with high rupturing capacity.
Transistor Q3 is the switching element in a switched voltage supply. The
secondary voltage, +24 V, is sensed by IC2 and controlled by IC1. It has a
tolerance of ±0.6 V.
The isolation voltage of transformer T1 and optocoupler IC3 is 4 kV.
2AP1 Component positions
WARNING! Dangerous voltage - - mains voltage.
Edition 040830
- - 9 - -
ch25d_2