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| FCR 28 | FCR 18 www.stiebel-eltron.com
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
Ø 219
Ø 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
Ø 120
Ø 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