Flanged angle type pressure relief valve -

Flanged angle type pressure relief valve

Category Pressure relief valve

Certificate: UL Listed / FM Approved
Standard: UL 1478, NFPA 20
Connection: Flanged as B16.42 Class 150 / 300
Adjustment: 20 ~ 200 / 100 ~ 300 psi
Temperature: Max 82°C, water
W. pressure: 250 / 400 / 300 psi
Surface: FBE coating as AWWA C550

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Product Details

Flanged angle type pressure relief valve (Fire pump relief valve) is used in the discharge of fire pump with flanged connection. It automatically relieves excessive pressure, so to maintain constant pressure. It allows the fire pump to be stopped without causing surging.

Available Size

Size	Relief pressure range (psi)	Connection	Ref.No.
2″ / DN50	20 ~ 200 / 100 ~ 300	Class 150 / 300	U1301 (ULC)
2-1/2″ / DN65	20 ~ 200 / 100 ~ 300	Class 150 / 300	U1302 (ULC)
3″ / DN80	20 ~ 200 / 100 ~ 300	Class 150 / 300	U1303 (UL/FM)
4″ / DN100	20 ~ 200 / 100 ~ 300	Class 150 / 300	U1304 (UL/FM)
6″ / DN150	20 ~ 200 / 100 ~ 300	Class 150 / 300	U1305 (UL/FM)
8″ / DN200	20 ~ 200 / 100 ~ 300	Class 150 / 300	U1306 (UL/FM)
10″ / DN250	20 ~ 200 / 100 ~ 300	Class 150 / 300	U1307 (ULC)