36
A
Wiring chamber, heat pump stage 2
(type BWS)
B
Connecting cables, LV < 42 V:
■ With plugs
aJ
B and
aVG
for the
wiring chamber, heat pump stage
2 (type BWS).
■ With plugs
aJ
B and
aVG
for the
wiring chamber, heat pump stage
1 (type BW).
C
230 V~ connecting cables:
■ With plugs without ID for the wir-
ing chamber, heat pump stage 2
(type BWS).
■ With plugs "X300" and
aBH
for the
wiring chamber, heat pump stage
1 (type BW).
D
Wiring chamber, heat pump stage 1
(type BW)
Overview of the electrical connections of the heat pump control
unit (type BW 351.A07 and BWC 351.A07)
X2
X3
F1
X1
X31
X25
X24
F0
F4
F27
F8
F6
F13
F7
F11
F12
F14
F16
F20
193B
193C
F3
193A
F26
J4
J3
A
Cross connect PCB (SA 112)
F1 MCB/fuse 6.3 A (slow)
B
Expansion PCB on main PCB
(SA 135)
C
Main PCB (MB 761)
F3 Fuse 6.3 A (slow)
D
Controller and sensor PCB (CU
401)
Installation sequence
Electrical connection
(cont.)
5546 273 GB
Содержание BW 351.A07
Страница 28: ...28 Removing the top panel 1 Installation sequence Siting the heat pump cont 5546 273 GB ...
Страница 88: ...88 Opening the casing door Troubleshooting Repairs cont 5546 273 GB ...
Страница 90: ...90 D C Q R S V K X P F J U T X Q S T R D Y W Type BWC 351 A07 Troubleshooting Repairs cont 5546 273 GB ...