Viessmann Vitocal 300-G Installation And Service Instructions For Contractors page 80

Installation sequence
Electrical connections in the heat pump control...
Plug sXF
Terminals Function
224.6 ■ Cylinder primary pump
(DHW side)
■ 2-way shut-off valve
M
224.7 Circulation pump for DHW
reheating
80
Explanation
Switch cylinder primary pump and two-
way shut-off valve in parallel
Connection values
■ Output: 130 W
■ Voltage: 230 V~
■ Max. switching current: 4(2) A
Connect on site.
Connection values
■ Output: 100 W
■ Voltage: 230 V~
■ Max. switching current: 4(2) A
Connect on site.
(cont.)