Technical information

Control Overview Vitotronic 100, GC1—Electrical
20
Standard Control Junction Box (no modules)
Field Connection Vitotronic Plug DIN Rail Terminal Cable Connection
DHW Pump [21] 4 BK4
Control Output [20]A1 5 BK5
Shunt Pump/Boiler Pump [29] 6 BK6
Alarm [50] 7 BK7
Module Power Supply [156] 8/9/10 BK8
Incoming Power [40] 11/G/N BK1/G/N
External Safety Devices [150] 12 and 15
16 and 17
BK1 and BK3
BK 4 and BK5
Emergency Shut Off [151] 19 and 20 BK1 and BK2
Section 3
Section 3.1
5346540 v1.0 09/2006 Technical information subject to change without notice