Grooved globe type pressure relief valve

Category Pressure relief valve

Certificate: UL Listed / FM Approved
Standard: UL 1478, NFPA 20
Connection: Grooved as AWWA C606, ISO 6182
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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Product Details

Grooved globe 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 with UL/FM)

Size	Relief pressure range (psi)	Connection	Working pressure (psi)	Ref.No.
3” / DN80	20 ~ 200 / 100 ~ 300	GxG	400	U1201 (UL/FM)
4” / DN100	20 ~ 200 / 100 ~ 300	GxG	400	U1202 (UL/FM)
6” / DN150	20 ~ 200 / 100 ~ 300	GxG	400	U1203 (UL/FM)
8” / DN200	20 ~ 200 / 100 ~ 300	GxG	400	U1204 (UL/FM)

Note:
1. For size 3″, 4″, and 6″, the working pressure is 300 psi by UL listed, and 400 psi by FM approved.
2. KOL Anti-Cavitation Trim Seat is available, except size 3″, 4″, 6″.

Available size (Source 2 with UL/FM)

Size	Relief pressure range (psi)	Connection	Working pressure (psi)	Ref.No.
1-1/2” / DN40	65 ~ 300	GXG, GXF	300	U1211 (UL/FM)
2” / DN50	65 ~ 300	GXG, GXF	300	U1212 (UL/FM)
2-1/2” / DN65	65 ~ 300	GXG, GXF	300	U1213 (UL/FM)
3” / DN80	65 ~ 300	GXG, GXF	300	U1214 (UL/FM)
4” / DN100	65 ~ 300	GXG, GXF	300	U1215 (UL/FM)
5” / DN125	65 ~ 300	GXG, GXF	300	U1216 (UL/FM)
6” / DN150	65 ~ 300	GXG, GXF	300	U1217 (UL/FM)
8” / DN200	65 ~ 300	GXG, GXF	300	U1218 (UL/FM)
10” / DN250	65 ~ 300	GXG, GXF	300	U1219 (UL/FM)
12” / DN300	65 ~ 300	GXG, GXF	300	U1220 (UL/FM)