2.5.2 VCH 45A, 60A, 75A and 90A (400.3.50) wiring diagram
I-2576-1b (1/2)
A
B
C
D
E
Model
Q2 [A]
Cross-section B [mm
2
]
F1 and F2 [A]
F3 [A] REG.
F4 and F5 [A]
REG.
45A
50
5 x 10
16
3,8
4,2
60A
63
5 x 16
25
5,1
5,1
75A
80
5 x 25
32
6
9,4
90A
100
5 x 35
32
8,7
9,4
A
On-site installation. These components are not supplied by the
manufacturer
FC
Phase control
B
M1, M2
Compressor
C
Crankcase heater 1
M3
Indoor fan
D
Crankcase heater 2
M4, M5
Outdoor fan 1 and 2
E
Cross-section B mm
2
Cu
( * )
If the unit has power and the green LED V2 on board A1 is off, check that the sequence of phases
L1, L2, L3 is correct
N O T E
* (1) Indoor fan M3 is connected on site. See electrical specifications table.
2
Wiring diagrams
2.5
Unit wiring diagrams
54
Summary of Contents for VCH-25A
Page 4: ...1 Installation manual...
Page 50: ...2 Wiring diagrams...
