Wiring Diagrams For The Connection Of The Elements At The Headers - Carel heaterSteam User Manual

7.8 Wiring diagrams for the connection of the elements at the headers

3
E
A
R 1
2
1
E
A
three-phase power supply
1-2-3
terminals
Fig. 7.8.1 three-phase star connection
Fig. 7.8.2 three-phase delta connection
Carel code +030221761
2
D
C
B
A
F
1
F ig. 7.8.1
3
1 2
C E
R 3
R 2
B D F
D
C
B
A
F
F ig. 7.8.3
1
E
C
R 3
R 1 R 2
D F
B
2
3
E
F
1
A
R 1
B
2
1
E
single-phase power supply terminals
1-2
Fig. 7.8.3 single-phase parallel connection (6kg/h)
Fig. 7.8.4 single-phase connection (2-4kg/h)
18
preliminary version - rel. 2.0 - 03/09/99
2
D C
B
A
1
F ig. 7.8.2
2 3
C E
R 2
R 3
D F
D
F ig. 7.8.4
2
D
R
E
1
Tab. 7.8.1
heaterSteam