STIEBEL ELTRON SHD 30 S - Wiring Diagrams and Terminals

26 | SHD www.stiebel-eltron.com
INSTALLATION
Specication
16.2 Wiring diagrams and terminals
5
6
1
55°C385°C4
2
7
26�02�07�0001
1 Operating mode switch
2 Electronic assembly with zero volt and switching relay
3 Rapid heating pushbutton
4 Temperature controller
5 Pressure switch for protective anode
6 High limit safety cut-out
7 Heating element
Heating element
1 2 4 3
kW 7.0 7.0 3.5 3.5
Instantaneous water cylinder mode
3.5/21 kW, 3/PE ~ 400 V
26�02�07�0104
Dual circuit operation
Single-meter counting with power-OFF contact: 3.5/21 kW, 3/PE
~ 400 V
26�02�07�0106
1
1 Power-OFF contact
Dual-meter measurement with power-OFF contact: 3.5/21 kW, 3/
PE ~ 400 V
1
26�02�07�0003
1 Power-OFF contact
Single circuit operation
21 kW, 3/PE ~ 400 V
26�02�07�0105
Load shedding relay LR 1-A
26�02�07�0107
1
2
3
1 Load shedding relay
2 Control cable to the contactor of the second appliance
3 Control contact, opens when switching on the SHD S