Description
Series 530C Calibrated Pressure Relief Valves are used in commercial, residential and industrial applications to protect against excessive pressure in systems containing water, oil, or air. It consists of a bronze body construction with NPT threaded male inlet and NPT threaded female (drain) outlet connections, stainless steel spring, brass bonnet, Buna-N disc, and Buna-N O-ring. Series 530C has a calibrated adjustment feature for setting the valve to the required relief pressure, and is ideal for by-pass thermal expansion pressure relief (not ASME approved). Model 530FP is for use in fire protection systems.

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Specs
Size:
3/4"
Pressure Set Point:
100-300 psi
300 psi
100 psi
Material:
Brass
Application:
Heating
Max Pressure (PSI):
300
Connection Type:
Threaded
ASME:
No
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