Rittal SK 3302.series Assembly And Operating Instructions Manual page 20

4 Assembly and connection
EN
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
Fig. 31: Electrical wiring plan no. 11
SK 3332.140/.240
Fig. 32: Electrical wiring plan no. 12
20
Mains
PE
X1
L1 L2 L3 PE 1 2 3
5
F11 F12
E1
T1
3 2 1
1 2
2
Power
K2
S1
A1
M1 F3 F2
1 2 3 4 1 2 3 4
F2
U
V
F3
W
M1
Mains
PE S1
6
X1 L1 L2 L3 1
PE 2
F11 F12
T1
E1
3 2 1 1 2
R S T
S1
Power
A1
M1
F3 F2
1 2 3 4 1 2 3 4
F2
U V
P
W
M1
S1
22 21
4 5
X2 X3
3 8
4 1 3
NTC I red
MS1
Serial
K1
NTC E blue
NTC C white
Kx
NTC A yellow
Level green
M2 F4 M4 F5
1 2 3 4 1 2 3 1 2 3 1 2
P
M M
3~ 3~
M2 M4
A2
L1 L2
3 4 5
8
2 4 1 3
Term
Kx
M4 F5
M2 F4
1 2 3 1
1 2 3 4 1 2 3
M M
3~ 3~
M2 M4
RITTAL cooling unit assembly and operating instructions
A2
2
B1
2
B2
2
B3
2
B4
2
B5
4
Term
R1
2
NTC I red B1
2
NTC E blue B2
2