Crane Building Services and Utilities Approvals


WRAS Approval Number: 2007032

Range of factory pre-set, pressure relief valves with gunmetal bodies, incorporating viton ‘O’-rings, seat seals and chrome vanadium steel springs. Maximum working pressure varies by model and spring: Fig 500L: White spring: 0.4 bar to 0.6 bar. Red spring: 1.0 bar to 1.3 bar for DN15 to DN25, 0.7 bar to 1.3 bar for DN32 to DN50 Yellow spring: 1.4 bar to 2.6 bar. Green spring: 2.7 bar to 4.0 bar. Fig 542L: White spring: 0.3 bar to 0.4 bar. Red spring: 1.0 bar for DN15 to DN25 and 0.5 bar to 1.0 bar for DN32 to DN50. Yellow spring: 1.1 bar to 2.1 bar. Green spring: 2.2 bar to 3.2 bar. Maximum operating temperature 95˚C.

  • Section: 2210 Valves
  • Section Subtitle: Pressure relief.
  • WRAS Approval Number: 2007032
  • Expiry date: 31/07/2025
  • Marking: NABIC (brand of Crane Building Services and Utilities), model number, size & flow arrow on body. Model number, pressure and technical info on body.
  • Installation Requirements R001
  • Model
    NABIC fig 500L: DN15: ½” BSP (F) inlet x ¾” BSP (F) outlet DN20: ¾” BSP (F) inlet x 1” BSP (F) outlet DN25: 1” BSP (F) inlet x 1 ¼” BSP (F) outlet DN32: 1 ¼” BSP (F) inlet x 1 ½” BSP (F) outlet DN40: 1 ½” BSP (F) inlet x 2” BSP (F) outlet DN50: 2” BSP (F) inlet x 2 ½” BSP (F) outlet NABIC fig 542L: DN15: ½” BSP (F) inlet & outlet DN20: ¾” BSP (F) inlet & outlet DN25: 1” BSP (F) inlet & outlet DN32: 1 ¼” BSP (F) inlet & outlet DN40: 1 ½” BSP (F) inlet & outlet DN50: 2” BSP (F) inlet & outlet
  • Manufacturer: Crane Building Services and Utilities
    Company Name
    Crane Building Services and Utilities
    Address
    Delta Road St Helens
    Postcode
    WA9 2ED
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