Installation specification 14. specification, 1 dimensions, immersion depths and connections, 2 wiring diagrams and connections – STIEBEL ELTRON FCR 18-28 User Manual
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InStallatIOn
Specification
14. specification
14.1 dimensions, immersion depths and connections
Fcr 28
325
280
225
D
00000
20
34
4
D
00000
20
34
4
mating flange Fcr 28
245
Ш 219
Ш 205
83
14
280
26
�0
2�
79
�0
01
3
Fcr 18
210
320
225
D
00000
32
23
2
mating flange Fcr 18
10
150
Ш 120
Ш 1
10
73
180
26
�0
2�
79
�0
01
4
14.2 wiring diagrams and connections
14.2.1 single circuit operation
Fcr 28/120, part number 000694
Fcr 28/180, part number 000695
Fcr 18/60, part number 000691
Fcr 18/90, part number 000692
6, 9, 12, 18 kw, 3/Pe ~ 400 V
5
L3
L2
L1
4
4
3
1
2
26
�0
2�
79
�0
01
6
1 Heating element
6 kW connected load: 3 x 2 kW
9 kW connected load: 3 x 3 kW
12 kW connected load: 6 x 2 kW
18 kW connected load: 6 x 3 kW
2 Contactor
3 High limit safety cut-out
4 Thermostat
connection example for single circuit operation with power-
oFF contact
5
L3
L2
L1
4
1
26
�0
2�
79
�0
05
0
1 Power-OFF contact, installed by the heating contractor