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 Small proportional valve

Model: GPV01-03

GPV01 series gas proportional valve is a kind of movable permanent magnet type electromagnetic proportional valve, which can set the valve opening according to the size of the control current applied, and can be continuously adjusted in a small and stepless manner with the change of the controller current, which can be adjusted to the required gas output pressure immediately. It also has a pressure stabilizing mechanism, which can automatically adjust the valve opening when the input pressure changes, so that the combustion condition is always in a stable state. In this way, the controller can output different regulation current to proportional valve through the water temperature feedback signal, so as to realize automatic regulation of the gas flow and achieve the purpose of regulating water temperature and stabilizing water temperature. This series valves have good regulating performance, sealing performance and compact structure, which are suitable for small power Gas water heaters and Combine gas boilers.
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Details

Main technical parameters:

Section

Parameter

Basic parameter

Gas type

 LPG、NG

Pressure

Under 5Kpa

DN

Φ14mm

Installation direction

Straight down the inlet, Slope within 5 degrees

Working Temperature

-20~60oC

Electricity function

Shutoff valve Rated Voltage

DC24V / DC110V / DC220V

Shutoff valve open voltage

≤DC19V / ≤DC80V / ≤DC176V(At 5kPa)

Shutoff valve open voltage

DC2~9V / DC16.5~45V / DC33~80V

Proportional valve DC

DC 0~300mA constant flow source

Gas tightness

Primary air tightness

≤10ml/h(At 15KPa/0.6KPa)

Secondary tightness

≤30ml/h(At 15KPa)

External tightness

≤10ml/h(At 15KPa)

Proportional characteristic

Proportional characteristic

Can be set according to users’ requirements, Within the scope of the current work, I - P2 curve is linear.

stabilizing voltage characteristic

Conform to the requirements of the GB6932-94, after the pressure variation is not greater than 5% P2 + 30 pa


Product installation dimension drawing:


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