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SK 3304.540, SK 3304.542, SK 3305.540, SK 3305.542, SK 3328.540, SK 3329.540, SK 3304.640,
SK 3305.640, SK 3328.640, SK 3329.640, SK 3366.540, SK 3377.540, SK 3366.640, SK 3377.640
PE
X1
L1
5
T1
M1
1 2 3 4
U
W
M1
Fig. 29: Electrical wiring plan no. 9
SK 3332.140/.240
PE
6
T1
U
Fig. 30: Electrical wiring plan no. 10
Rittal cooling unit assembly instructions
4 Assembly and connection
Mains
S1
22
21
L2
L3
PE
1
2
3
4
5
X2
F11 F12
E1
3
2
1
1 2
2
4
1
3
Power
K2
K1
S1
Kx
A1
F3
F2
M2
F4
1 2 3 4
1 2 3 4 1 2
P
F2
V
M
F3
3~
M2
Mains
S1
X1
L1
L2
L3
PE
1
2
3
4
F11 F12
E1
3
2
1
1
2
2
4
R
S
T
S1
Power
Kx
A1
M1
F3
F2
1 2 3 4
1 2 3 4
1
F2
V
P
W
M1
X3
3
8
A2
NTC I red
MS1
Serial
NTC E blue
NTC C white
NTC A yellow
Level green
Term
M4
F5
3
1 2 3
1 2
M
3~
M4
A2
L1
L2
5
8
1
3
NTC I red
Term
NTC E blue
M2
F4
M4
F5
2 3 4
1 2
3
1 2 3 1
2
M
M
3~
3~
M2
M4
2
B1
2
B2
2
B3
2
B4
2
B5
4
R1
2
B1
2
B2
GB
19
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