Product Details

Pressure Switch JH-2B

Product Description

Description:

Rated Voltage:	110V–240V
Frequency:	50/60Hz
Max. Current:	10A; 20A
Max. Power:	1.1KW; 1.5KW; 2.2KW
Starting Pressure:	1.5bar; 2.2bar
Max. Pressure:	10bar
Joint Screw:	(inlet and outlet) G1" (male screw) R1"
Protection Grade:	IP65
Max. Operating Temperature:	60
Cable Specifications:	7.5-9mm

Function:

1. Automatic pressure switch used for drinking water or non-potable water piping systems.

2. Replace the traditional system which assembled with pressure switch, pressure tank and

check valves.

3. It starts the pump automatically when pressure decrease (tap opening) and stops it when

there is no flow (tap closing).

4. Stop the pump automatically when water shortage.

Optional:

Color:	blue; yellow; black; red
Starting pressure:	1.5bar; 2.2bar
Max. Power:	1.1KW; 1.5KW; 2.2KW
Cable Specifications:	7.5-9mm

FAQ

Possible Faults, Causes and Solutions:

1) The assembly does not shut down. 2) The motor operates but provides no flow.

3) The pressure is not sufficient. 4) The assembly is constantly stopping and starting.

5) The assembly does not start.

1	2	3	4	5	causes	solutions
	X				Closed gate valve	Open valve
X			X		Tap, or cistern leak	Repair leak
				X	No water	Wait till water recovered and press red button
				X	Pump blocked	Call service engineer
		X			Total head height	Check geometric height plus loss of head
X	X	X			Air entering suction channel	Carefully seal all joints and connectors
				X	No power	Check fuses
X		X			Leak in discharge pipework	Repair leak
				X	The static head is greater than the assembly start pressure	Check start–up setting is correct

Company Information

Wenling Carven Electric Co., Ltd is a professional manufacturer of automatic pressure controls. The factory is located in Wenling, Zhejiang province, with convenient transportation and favorable environment. We are devoting ourselves to development, production and sales for the professional pressure controls. There are rich production experience and development capabilities for our factory. Based on the preferential price and high quality, our products have received the high praise from the general customers. We have “quality-oriented, customer supreme, credibility first” for the purpose, sticking to the principle of mutual and win-win cooperation set each other. We are looking forward to establishing business relationship with customers all over the world. Welcome to inquire and discuss cooperation.