WATTS Surge Anticipator Relief Valve

WATTS Surge Anticipator Relief Valve

Model: M116-51 (Full Bore); M6116-51 (Reduced Bore)
Size Range: 32 to 600mm (1¼” to 24″)
Temperature Range: Up to 90°C
Pressure Ratings: Class 150, max 250 psi (17.2 bar);
Class 300, max 500 psi (34.5 bar)
Pilot: Fig. 20M (Low Pressure Pilot); Fig. P500 (High Pressure Pilot)
Pilot Material: Stainless Steel AISI 304
Adjustment Range: 1 to 5 Bar (Low Pressure Pilot); 2 to 15 Bar (High Pressure Pilot)

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Description

Specifications
Size Range 32 to 600mm (1¼” to 24″)
Temperature Range Up to 90°C
Pressure Ratings Up to 250 psi (500 psi optional)
End Connection Flanged End to ANSI 150, 300; PN 16, 25
Threaded End
Valve Design Globe or Angle Pattern
Materials
Body Ductile Iron, Cast Bronze
Coating NSF 61 Certified Fusion Bonded Epoxy
Diaphragm Nylon Reinforces Buna-N Rubber ASTM D2000
Seat Stainless Steel ASTM CF8M (SS316)
Surge Anticipator Relief Valve (M6116-51 / M116-51)
Relieves high pressure build up and protects the system from excessive pressure.

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