Commonly used for air, where high discharge rates are not required, the Gresswell FIG 133 is an open discharge version of the FIG 134 designed for preventing safe pressures being exceeded on compressed air applications.
DN20 TO DN100 (Ύ TO 4)
DN20 (3/4) DN25 (1) = 0.7 bar.g (10 psi) to 22.5 bar.g (326 psi)
DN32 (1 Ό) DN50 (2) = 0.7 bar.g (10 psi) to 20 bar.g (290 psi)
DN65 (2 ½) DN100 (4) = 1.0 bar.g (15 psi) to 15 bar.g (218 psi)
Male Inlet (BSP, BSPT, NPT) X Open Atmospheric
Features and Benefits:
Able to accommodate customers connection requirements.
Full Cat IV PED approval.
Quality assurance approved to BS EN ISO 9001: 2008
All Gresswell Relief Valves are given a hydraulic seat tightness test before leaving the factory and all valves are supplied pre-set. Special tests or witness testing can be arranged at extra cost.
Compressor, pipeline and receiver protection.
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