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| FCR 21 www.stiebel-eltron.com
INSTALLATION
Specification
14. Specification
14.1 Dimensions, immersion depths and connections
253
565
185
400
D
00000
584
02
2
1
1 Entry electrical cables PG 16
2 Entry electrical cables PG 13
14.2 Wiring diagrams and connections
14.2.1 FCR 21/60, part number 071330
L1 L2 L3 N 4 5 6 7 8 9
1
II
3
I
2
12
22
32
11
21
31
6
4
2
1
3
5
7
8
A2
A1
6
4
2
1
3
5
7
8
A2
A1
ϑ
ϑ
D
00000
65
44
1
2
1
4
5
3
1 Circuit breaker inside the control panel
2 Rapid heating pushbutton
3 Thermostat/limiter combination
4 Contactor
5 Heating element 2 kW
Connection examples for dual circuit single meter reading:
In the following connection examples, the output of the rapid
heat-up function during peak tariff periods is given after the for-
ward slash.
Note the position of the circuit breaker in the control panel.
Switch position I: 2/4 kW, 1/N/PE ~ 230 V
Switch position II: 4/4 kW, 1/N/PE ~ 230 V
D
00000
65
55
2
2
1
Switch position I: 2/6 kW, 3/N/PE ~ 400 V
D
00000
65
55
4
2
1
Switch position I: 3/6 kW, 3/N/PE ~ 400 V
D
00000
65
55
5
2
1
Switch position I: 4/6 kW, 3/N/PE ~ 400 V
Switch position II: 6/6 kW, 3/N/PE ~ 400 V
D
00000
65
55
7
2
1
1 Rapid heating pushbutton
2 Power-OFF contact
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