Viessmann VITOCAL 300-G Installation And Service Instructions Manual page 76
Compact heat pump with electric drive single and two-stage, type bw/bws, ww/wws
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Also See for VITOCAL 300-G:
- Installation and service instructions manual (220 pages) ,
- Installation and service instructions for contractors (144 pages) ,
- Operating and service instructions (104 pages)
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Installation sequence
Electrical connections
Type BWS
A Transformer, EEV PCB
B EEV PCB (electronic expansion
valve)
C Compressor contactors, control unit
starter, three phase monitor
D Cable trunking
E Compressor power supply
F Cross connect PCB
76
(cont.)
E
N
M
D
C
B
A
G Main PCB
H Main PCB extension
K Controller and sensor PCB
L Programming unit
M Plug for connecting cable stage 1/2
230 V~
N Plug for connecting cable stage 1/2,
low voltage
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