13
5.6 ELECTRICAL PANEL
AP1
Main control module
AP2
Electronic thermostatic management board
AP4
Fan control module
AP6
RS 485 module (optional)
C1 / C2
Fan condenser
T1
Transformer
5 - ELECTRICAL CONNECTIONS
FU2
Aux. circuit protection fuse
KA1
Aux. relay of inverter alarm
KA2
Compressor control relay
KA3
Control relay of the circulating pump
XT1
Terminal block of the Customer connections
FU1
Fuse
INPUTS
INPUTS
RS485
A
Signals
B
Power supply
C
230/1/50
400/3/50+N
A
B
C
A
B
C
Summary of Contents for WSAN-XIN 21
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Page 46: ...46 8 MAINTENANCE SPARE PARTS SIZES 51 71 ...
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