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Expansion tank piping

(Summary description)Expansion tank is usually equipped with expansion pipe, overflow pipe, signal pipe, circulation pipe and drain pipe.

Expansion tank piping

(Summary description)Expansion tank is usually equipped with expansion pipe, overflow pipe, signal pipe, circulation pipe and drain pipe.

Information

1. Expansion tank is usually equipped with expansion pipe, overflow pipe, signal pipe, circulation pipe and drain pipe.

2. Expansion pipe - In the gravity circulation system, it is connected to the top of the main water supply pipe; in the mechanical circulation, it is connected to the constant pressure point of the system, usually connected to the inlet of the pump.

expansion tank

3. The circulation pipe is connected to the horizontal return pipe before the constant pressure of the system. This water pipe is separated from the fixed pressure point by 1.5~3 meters, so that part of the hot water can flow slowly in the expansion pipe and the circulation pipe to prevent the water in the tank condensation.

4. Signal tube (inspection tube)
The sewer connected to the washroom or lavatory on the first floor and can also be connected to the boiler. It is usually connected to a place where people can easily see it, so that they can see whether there is water in the expansion tank.

5. Overflow - Water expansion that causes the volume of water in the system to exceed the overflow, which can usually be connected to an adjacent drain. Drainage system for cleaning tanks and draining water, can be connected with overflow pipe.

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