Pumpen By-Pass (50mm, 2") für eine Pumpe mit 25 mm Anschluß
Pump by-pass protecting the pump from damage in case of an electricity break down.
50 mm = 2"
Warranty: 2 years
The above mentioned pump by-pass does not contain a pump, that must be chosen for the installation
depending on the building height. The set protects the pump during break in the electricity supply. In such a situation, the water can circulate through the pressure differential valve of the set. The valve can be mounted on the water outflow and on the water return as well. It has to operate in the vertical position.
The set comprises of:
- pressure differential valve TECH - POL 1", 1 1/4", 1 1/2", 2"
- ball valve with W-Z elbow
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