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Flanged globe type pressure relief valve

Flanged globe type pressure relief valve

  • Certificate: UL Listed / FM Approved / CE
  • Standard: UL 1478, NFPA 20
  • Connection: Flanged as B16.42 Class 150 / 300, B16.1 Class 125 / 250, EN 1092-2 PN16
  • Adjustment: 20 ~ 200 / 100 ~ 300 psi, etc.
  • Temperature: Max 82°C, water
  • W. pressure: 250 / 400 psi, etc.
  • Surface: FBE coating as AWWA C550

Product Details

Flanged globe 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 (Source 1 with UL/FM)

Size Relief pressure range (psi) Connection Ref.No.
1-1/2″ / DN40 20 ~ 200 / 100 ~ 300 Class 150 / 300 U1101 (ULC)
2″ / DN50 20 ~ 200 / 100 ~ 300 Class 150 / 300 U1102 (ULC)
2-1/2″ / DN65 20 ~ 200 / 100 ~ 300 Class 150 / 300 U1103 (ULC)
3″ / DN80 20 ~ 200 / 100 ~ 300 Class 150 / 300 U1104 (UL/FM)
4″ / DN100 20 ~ 200 / 100 ~ 300 Class 150 / 300 U1105 (UL/FM)
6″ / DN150 20 ~ 200 / 100 ~ 300 Class 150 / 300 U1106 (UL/FM)
8″ / DN200 20 ~ 200 / 100 ~ 300 Class 150 / 300 U1107 (UL/FM)
10″ / DN250 20 ~ 200 / 100 ~ 300 Class 150 / 300 U1108 (ULC)

Note:
1. For size 3″, 4″, 6″, and 8″, the working pressure of Class 300 connection is 300 psi by UL listed, and 400 psi by FM approved.
2. EN/BS flanged end connection is also available by FM approved, including EN 1092-2 PN10, PN16, or PN25.
3. KOL Anti-Cavitation Trim Seat is available.

 

Available size (Source 2 with UL/FM)

Size Relief pressure range (psi) Connection Ref.No.
1-1/2” / DN40 65 ~ 300 Class 125 / 150 / 250 / PN16 U1111 (UL/FM)
2” / DN50 65 ~ 300 Class 125 / 150 / 250 / PN16 U1112 (UL/FM)
2-1/2” / DN65 65 ~ 300 Class 125 / 150 / 250 / PN16 U1113 (UL/FM)
3” / DN80 65 ~ 300 Class 125 / 150 / 250 / PN16 U1114 (UL/FM)
4” / DN100 65 ~ 300 Class 125 / 150 / 250 / PN16 U1115 (UL/FM)
5” / DN125 65 ~ 300 Class 125 / 150 / 250 / PN16 U1116 (UL/FM)
6” / DN150 65 ~ 300 Class 125 / 150 / 250 / PN16 U1117 (UL/FM)
8” / DN200 65 ~ 300 Class 125 / 150 / 250 / PN16 U1118 (UL/FM)
10” / DN250 65 ~ 300 Class 125 / 150 / 250 / PN16 U1119 (UL/FM)
12” / DN300 65 ~ 300 Class 125 / 150 / 250 / PN16 U1120 (UL/FM)

 

Available size (Source 3 with CE)

Size Relief pressure range (psi) Connection Ref.No.
2″ / DN50 29 ~ 188 Class 125 / PN16 U1131 (CE)
2-1/2″ / DN65 29 ~ 188 Class 125 / PN16 U1132 (CE)
3″ / DN80 29 ~ 188 Class 125 / PN16 U1133 (CE)
4″ / DN100 29 ~ 188 Class 125 / PN16 U1134 (CE)
6″ / DN150 29 ~ 188 Class 125 / PN16 U1135 (CE)
8″ / DN200 29 ~ 188 Class 125 / PN16 U1136 (CE)
10″ / DN250 29 ~ 188 Class 125 / PN16 U1137 (CE)
12″ / DN300 29 ~ 188 Class 125 / PN16 U1138 (CE)
14″ / DN350 29 ~ 188 Class 125 / PN16 U1139 (CE)
16″ / DN400 29 ~ 188 Class 125 / PN16 U1140 (CE)

 

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