Grooved angle type pressure relief valve

Connection: Grooved as AWWA C606 Adjustment: 20 ~ 200 / 100 ~ 300 psi, etc. Temperature: Max 82°C, water W. pressure: 400 / 300 psi Surface: FBE coating as AWWA C550

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Пожарный насос и комплектующие

Клапан сброса давления

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

Available size (Source 1 )

Size	Relief pressure range (psi)	Connection	Working pressure (psi)
3″ / DN80	20 ~ 200 / 100 ~ 300	GxG	400
4″ / DN100	20 ~ 200 / 100 ~ 300	GxG	400
6″ / DN150	20 ~ 200 / 100 ~ 300	GxG	400
8″ / DN200	20 ~ 200 / 100 ~ 300	GxG	400

Available size (Source 2 )

Size	Relief pressure range (psi)	Connection	Working pressure (psi)
3″ / DN80	65 ~ 300	GxG, GxF	300
4″ / DN100	65 ~ 300	GxG, GxF	300
5″ / DN125	65 ~ 300	GxG, GxF	300
6″ / DN150	65 ~ 300	GxG, GxF	300
8″ / DN200	65 ~ 300	GxG, GxF	300