Viessmann Vitocrossal 300 CA3 2.5 Installation And Service Instructions Manual page 29

Vitocrossal 300 CA3 Series 2.5 to 6.0 Installation/Service
Electrical Connections
(continued)
Connecting a Central Fault Message Facility
Plug gÖ (terminal 11 - L, N, G)
Rated voltage
Rated current Max.
Note: Maximum output 6 FLA shared between all 120V
outputs.
Connecting Mixing Valve Actuators
1. Disconnect power to control.
2. Connect valve actuator wires to the DIN terminals as
shown (based on desired functionality).
Available connections
gSM2 For heating circuit 2
gSM3 For heating circuit 3
Rated voltage
Rated current Max.
Motor runtime for
3-way mixing valve: 10 to 255 sec, adjustable via coding
addresses "c3" in the heating circuit
2 group and "c3" in the heating
circuit 3 group.
Plug DIN terminals
52M2 1 (L, N)
2 (L)
52M3 3 (L, N)
4 (L)
Legend
A DIN Rail (in junction box)
B 120V Valve Actuator
C Valve
Installation
120V~
2A~
120V~
0.1A~/ output
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