Safety Equipment Block - Viessmann VITOCAL 300-G Technical Manual

Installation accessories
Wilo high efficiency circulation pump curves
Only in conjunction with a hydraulic module.
7
6
5
4
3
2
2
1
0
0 1
Pump rate in m³/h
60
40
0
0 1
Pump rate in m³/h
Type Stratos Para (1 - 7 m), 230 V~

Safety equipment block

Part no. 7143 779
Components:
■ Safety valve R ½ (blow-off pressure 3 bar)
■ Pressure gauge
■ Automatic air vent valve with automatic shut-off facility
■ Thermal insulation
VIESMANN
18
(cont.)
2 3 4
2 3 4
8 0 2
2 3
VITOCAL 300-G