Valves

Section Code 2210 : Pressure relief.

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#1906353

Range of pressure relief valves with plastic bodies and EPDM diaphragms and ‘O’-rings, Factory pre-set at 3.0 bar. Maximum operating temperature 110°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
1906353
Expiry date:
30/06/2024
Size:
See model
Marking:
Caleffi Logo, Caleffi hydronic solutions and direction of flow arrow on body. Pressure rating on lifting gear Models added March 2020: Caleffi & flow arrow on body.
Installation Requirements:
R001 R200
Model:
C312001 CST: 21.8mm. C312002 CST: 19.8mm. C312003 CST: 19.5mm. C312003 BSC: 19.5mm. C312004 CST: 19.8mm. C312004 GRD: 19.8mm. C312008: 21.8mm. C312008 GRD: 21.8mm. C312011: 22.7mm. C312011 BSC: 22.7mm. C312012: 22.25mm. C312012 STI: 22.25mm. C312013: 19.8mm. C312013 VIS: 19.8mm. C312017: 19.8mm. C312017 VIS: 19.8mm. C312018 VIS: 19.8mm. C312019: 19.8mm. C312021 FRQ : 13.38mm. C312022 CST: 19.8mm. C312023 BSC: 19.8mm. C312023 CST: 19.8mm. C312422 CST: 19.8mm Models added March 2020: C312027 BSC: 20.31mm C312009, C312009 BSC, C312009 WLF & C312009 GRD: 19mm inlet x 25mm spigot outlet.
Manufacturer:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491

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#1907314

Pressure relief valve (pre-set at between 2.5 & 8.0 bar depending on model), with a plastic body and EPDM shutter membrane. Maximum operating temperature 100°C

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
1907314
Expiry date:
31/07/2024
Size:
See model
Marking:
Kramer on operating member. Size & flow arrow on body
Installation Requirements:
R001
Model:
SRPP/OV-M, SRPP/O-M, SRPP/O-P20, SRPP/O-P16 models: OD 19.91mm clip connection. SRPP/MO-M & SRPP/MO-P20 models: ½” BSP (M).
Manufacturer:
Kramer Italia s.r.l.
Company Name
Kramer Italia s.r.l.
Address
V.le Brianza 27, 20127 Milano, Italy

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#1909351

`MSL & MSV` ranges of pre-set pressure relief valves with brass bodies and EPDM seats with manually operated easing gear. Maximum working pressure 10 bar. Maximum operating temperature 100°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
1909351
Expiry date:
30/09/2024
Size:
MSL/E range: ½” BSP (M) inlet x ½” BSP (F) outlet. MSV/E range: ½ BSP (M) inlet x ½” BSP (M) outlet.
Marking:
Model, size, flow arrow, Watts logo, date of manufacture (DD/MM/YY) on body.
Installation Requirements:
R001 R120
Model:
0206525 MSL/E25 – 2.5 bar. 0206530 MSL/E30 – 3.0 bar. 0206540 MSL/E40 – 4.0 bar. 0207525 MSV/E25 – 2.5 bar. 0207530 MSV/E30 – 3.0 bar. 0207540 MSV/E40 – 4.0 bar.
Manufacturer:
Watts Industries Italia S.R.L
Company Name
Watts Industries Italia S.R.L
Address
Via Brenno, 21 20046 Biassono (MI) Italy
Phone
Tel: +39 039 49861 Fax: +39 039 4986222

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#1906350

Range of pressure relief valves with DZR brass bodies incorporating EPDM diaphragms. The valves are pre-set at 6.0 bar (311560, 312469, 312461ITH & 311461 models), 10.0 bar (312020 CST model) and 7.0 bar (312471 model). Maximum operating temperature 99°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
1906350
Expiry date:
30/06/2024
Size:
See model.
Marking:
Caleffi logo, CR mark and flow arrow on body. Pressure rating on cap.
Installation Requirements:
R001
Model:
311560: ¾” BSP (F) x ¾” BSP (F), 312469: Ø19.8mm manifold x ½” BSP (F), 312020 CST: ½” BSP (M) x ½” BSP (F), 312461 ITH: Ø19.8mm manifold, 311461: ½” BSP (F) x 15mm compression, 312471 CST: Ø19.8mm manifold x ½” BSP (F). Models Added December 2020: 531661 CST – 1” BSP (F) x 1” BSP (F) 531661 - 1” BSP (F) x 1” BSP (F)
Factor:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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Manufacturer:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491
General Email
info@caleffi.com

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#1907313

Pressure relief valve (pre-set at between 2.5 & 8.0 bar depending on model), with a brass body and EPDM shutter membrane. Maximum operating temperature 100°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
1907313
Expiry date:
31/07/2024
Note:
For closed circuit use only.
Size:
SRP/F, SRPM/F, SRP/M & SRPM/M models: ½” BSP (F). SRP/O models: OD 19.91mm clip connection. SRP/O-SFL model: OD 18.25 clip connection.
Marking:
Kramer on operating member. Size & flow arrow on body.
Installation Requirements:
R001 R200
Model:
SRP/F, SRPM/F, SRP/M, SRPM/M, SRP/O & SRP/O-SFL.
Factor:
Kramer Italia s.r.l.
Company Name
Kramer Italia s.r.l.
Address
V.le Brianza 27, 20127 Milano, Italy

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#1912329

Range pressure relief valves incorporating DZR brass bodies and EPDM rubber washers. For pressures these are set at please consult the model section. The valves incorporate a manually operated rotational easing gear. Maximum operating temperature of 99°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
1912329
Expiry date:
31/12/2024
Size:
See model
Marking:
Pintossi logo on body.
Installation Requirements:
R001
Model:
582L: ½” BSP (M) x ½” BSP (F) - set @ 6.0 bar. 597L: ½” BSP (M) x 15mm - set @ 3.5 bar.
Manufacturer:
Pintossi + C Spa
Company Name
Pintossi + C Spa
Address
Via Ponte Gandovere 43/45 25064 Gussago Brescia Italy
Phone
+39 030 373 3138

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#1912349

Range pressure relief valves incorporating DZR brass bodies and EPDM rubber washers. For pressures these are set at please consult the model section. The valves incorporate a manually operated rotational easing gear. Maximum operating temperature of 99°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
1912349
Expiry date:
31/12/2024
Size:
See model
Marking:
RWC on cap
Installation Requirements:
R001
Model:
PREL107015: ½” BSP (M) x ½” BSP (F) - set @ 6.0 bar. PREL107020: ½” BSP (M) x 15mm - set @ 3.5 bar.
Factor:
Reliance Worldwide Corporation (UK) Limited
Company Name
Reliance Worldwide Corporation (UK) Limited
Address
Horton Road, West Drayton, Middlesex
Postcode
UB7 8JL

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#2003307

Range of DZR brass expansion relief valves fitted within a manifold assembly. The valves are pre-set at 8.0 bar or 6.0 bar depending on model and incorporate and EPDM membrane, NBR ‘O’-rings. Product incorporates a check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2). Maximum working pressure 16.0 bar. Cold water use only.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2003307
Expiry date:
31/03/2025
Size:
22mm compression.
Marking:
RWC, pressure, CR and date of manufacture (DD/MM/YY) on PRV cap. RWC, flow arrow and CR mark on manifold body.
Installation Requirements:
R001
Model:
CORE216000 – 8 bar CORE216001 – 6 bar
Manufacturer:
Reliance Worldwide Corporation UK Ltd
Company Name
Reliance Worldwide Corporation UK Ltd
Address
Horton Road West Drayton Middlesex
Postcode
UB7 8JL

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#2005362

Range of pre-set pressure relief valves incorporating DZR brass bodies and an EPDM diaphragm, (for pre-set pressures see model). The valve is fitted with hand operated rotating easing gear. Maximum working pressure is the same as the pre-set pressure (see model). Maximum operating temperature 85°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2005362
Expiry date:
31/05/2025
Size:
See model.
Marking:
All models: Reliance water control and pressure rating on cap. Date of production (A-Z = year, then A-Z, 1-9, selective lower-case letters a-r, Ω, Ø, &, Ǝ, Ⅎ, ∀ and ⊥ for week, e.g. XA, where X = 2020 and A = week 1) on cap rim. SYR, DR and flow arrow on body. Additional marking to the above: PREL102014, PREL102008, PREL102001 and PREL102004 models: 016 on body. PREL102009, PREL102110, PREL102111, PREL102003, PREL102005, PREL102105 & PREL102044 models: 047 on body. PREL102048, PREL102118, PREL102018, PREL102024, PREL102020, PREL102049, PREL102027, PREL102050 models are also marked with DN size.
Installation Requirements:
R001
Model:
PREL102014: ½” BSP (F) x ½” BSP (F) - 3.5 Bar. PREL102008: ½” BSP (F) x ½” BSP (F) - 5.0 Bar. PREL102001: ½” BSP (F) x ½” BSP (F) - 6.0 Bar. PREL102004: ½” BSP (F) x ½” BSP (F) - 8.0 Bar. PREL102009: ½” BSP (M) x 15mm compression - 3.5 Bar. PREL102110: ½” BSP (M) x 15mm compression - 4.0 Bar. PREL102111: ½” BSP (M) x 15mm compression - 4.0 Bar. PREL102003: ½” BSP (M) x 15mm compression - 5.0 Bar. PREL102005: ½” BSP (M) x 15mm compression - 6.0 Bar. PREL102105: ½” BSP (M) x 15mm compression - 6.0 Bar. PREL102044: ½” BSP (M) x 15mm compression - 8.0 Bar.
PREL102040: ½” MBSP x ½” FBSP 3.5 Bar. PREL102041: ½” MBSP x ½” FBSP 5.0 Bar. PREL102042: ½” MBSP x ½” FBSP 6.0 Bar. PREL102043: ½” MBSP x ½” FBSP 8.0 Bar. PREL102048: ¾” MBSP x ¾” FBSP 3.5 Bar. PREL102118: ¾” MBSP x ¾” FBSP 5.0 Bar. PREL102018: ¾” MBSP x ¾” FBSP 6.0 Bar. PREL102024: ¾” MBSP x ¾” FBSP 8.0 Bar. PREL102020: ¾” MBSP x 22mm 3.5 Bar. PREL102049: ¾” MBSP x 22mm 5.0 Bar. PREL102027: ¾” MBSP x 22mm 6.0 Bar. PREL102050: ¾” MBSP x 22mm 8.0 Bar. PREL102045: ¾” FBSP x ¾” FBSP 3.5 Bar. PREL102023: ¾” FBSP x ¾” FBSP 4.0 Bar. PREL102046: ¾” FBSP x ¾” FBSP 5.0 Bar. PREL102047: ¾” FBSP x ¾” FBSP 8.0 Bar.
Factor:
Reliance Worldwide Corporation (UK) Limited
Company Name
Reliance Worldwide Corporation (UK) Limited
Address
Horton Road, West Drayton, Middlesex
Postcode
UB7 8JL

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#2007021

Range of pre-set pressure relief valves with gunmetal bodies, silicon diaphragms, and PTFE seat washers. Pre-set relief pressures: 0.3 bar to 10.5 bar. Maximum operating temperature 95°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2007021
Expiry date:
31/07/2025
Size:
½” to 3” BSP (F). DN32 to DN80 flanged.
Marking:
NABIC, DN, Model (FIG Number) and material code on body. Fig number, set pressure, temperature, year of manufacture (YY) and other technical info on adhesive label on body
Installation Requirements:
R001
Model:
Threaded Fig 542: DN15 - Part Number N-542-015. DN20 - Part Number N-542-020. DN25 - Part Number N-542-025. DN32 - Part Number N-542-032. DN40 - Part Number N-542-040. DN50 - Part Number N-542-050. DN65 - Part Number N-542-065. DN80 - Part Number N-542-080. Flanged Fig 542 F: DN32 - Part Number N-542F-032. DN40 - Part Number N-542F-040. DN50 - Part Number N-542F-050. DN65 - Part Number N-542F-065. DN80 - Part Number N-542F-080.
Manufacturer:
Crane Building Services & Utilities
Company Name
Crane Building Services & Utilities
Address
46-48 Wilbury Way, Hitchin, Hertfordshire
Postcode
SG4 0UD

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#2007360

Pressure relief valve (pre-set at 3.0 bar) with a brass body. The valve incorporates a manually operated easing gear. Maximum operating temperature 110°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2007360
Expiry date:
31/07/2025
Size:
20.85mm manifold connection.
Marking:
Flow arrow, ½”, Orkli logo, production date and time (DD/MM/YY HH:MM) on body. Orkli, Orkli logo and 3.0 bar on cap.
Installation Requirements:
R001 R200
Model:
17206
Manufacturer:
Orkli S. Coop
Company Name
Orkli S. Coop
Address
Carretera Zaldibia 20240 Ordizia Gipuzkoa
Country
Spain
Phone
+34 943 805 184

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#2007012

Range of pressure relief valves with gunmetal bodies, silicon rubber diaphragm, chrome vanadium steel spring and a lever operated easing gear. Pre-set relief pressures: DN15-25 - 1.0 bar to 12.5 bar. DN32-65 - 0.4 bar to 12.5 bar. Maximum operating temperature 95˚C

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2007012
Expiry date:
31/07/2025
Size:
¾” to 2½” BSP (F). DN20 to DN65 flanged.
Marking:
NABIC (brand of Crane Building Services and Utilities), size, model, flow arrow and material code cast on body. Technical information including pressure on adhesive label.
Installation Requirements:
R001 R120
Model:
Threaded Fig 500: DN15-N-500-015. DN20-N-500-020. DN25-N-500-025. DN32-N-500-032. DN40-N-500-040. DN50-N-500-050. DN65-N-500-065. Flanged Fig 500F: DN20-N-500F-020. DN25-N-500F-025. DN32-N-500F-032. DN40-N-500F-040. DN50-N-500F-050. DN65-N-500F-065.
Manufacturer:
Crane Building Services and Utilities
Company Name
Crane Building Services and Utilities
Address
Crane House, Epsilon Terrace, West Road
Postcode
IP3 9FJ
Country
Ipswich
Phone
(01473) 277 454

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#2009326

Range of pre-set (at 3.0 bar) pressure relief valves incorporating DZR brass bodies and an EPDM diaphragm. The valve is fitted with hand operated rotating easing gear. Maximum operating temperature 85°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2009326
Expiry date:
30/09/2025
Note:
Closed circuit use only.
Size:
see model
Marking:
Caleffi logo, flow arrow, date of manufacture (MM/YY) & size on body. Pressure & temperature on cap. Some (but not all) models are marked with ‘CR.
Installation Requirements:
R001 R200
Model:
A312400 CST: 17.5mm manifold x ½” BSP (M). A312401 CST: 19.87mm manifold x ½” BSP (F). A312414 CST: 20mm manifold x ½” BSP (M). A312420 CST: 20mm manifold x 22mm compression. A312430 CST: ½” BSP manifold x ½” BSP (F). A312438 CST: 19.88mm manifold x ½” BSP (M). A312439 CST: fast fit manifold connection - 19.95mm. A314402 CST: 15mm manifold x ½” BSP (M). A314437 CST: ½” BSP (M) BSP x 15mm compression. A314402 BSC: 15mm manifold x ½” BSP (M).
Manufacturer:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491

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#2007354

Range of pressure relief valves incorporating brass bodies and EPDM rubber washers. The valves incorporate a manually operated rotational easing gear. For maximum working pressure please refer to model. Maximum operating temperature 99°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2007354
Expiry date:
31/07/2025
Note:
For closed circuit use only.
Size:
See model
Marking:
Pintossi logo & flow arrow on body. Date of manufacture (DD/MM/YYYY) & product information on cap.
Installation Requirements:
R001 R200
Model:
580: ½” BSP (F) x 20mm manifold – maximum working pressure 3.0 bar 581: ½” x ½” BSP (F) – 10.0 bar. 582: ½” BSP (M) x ½” BSP (F) – 10.0 bar. 583: ½” x ½” BSP (F) - 3.5 bar. 584: ½” BSP (M) x ½” BSP (F) – 6.0 bar. 585: ½” BSP (M) x ½” BSP (F) – 3.0 bar. 587: ½” BSP (M) x ½” BSP (F) – 3.0 bar 592: ½” BSP (M) x 15 compression – 3.0 bar. 593C: ½” BSP (F) x ½” BSP (F) – 3.0 bar. 594C: ½” BSP (M) x ½” BSP (F) – 3.0 bar. 595: ½” BSP (F) x 20mm manifold – 3.0 bar. 597: ½” BSP (M) x 15mm compression – 3.0 bar. Models added October 2020: 581: ½” BSP (F) x ½ BSP (F) – 1.5, 2.0, 2.5, 4.0, 6.0, 7.0, 8.0 & 10.0 bar. 582: ½” BSP (M) x ½ BSP (F) – 1.5, 2.0, 2.5, 3.0, 6.0, 7.0, 8.0 & 10.0 bar. 583: ½” BSP (F) x ½ BSP (F) – 2.5 & 3.0 bar 584: ½” BSP (M) x ½ BSP (F) 2” – 3.0 bar 587: ½” BSP (M) x ½ BSP (F)” – 2.5 bar. 597: ½” BSP (M) x ½ BSP (F) – 1.5 & 6.0 bar.
Manufacturer:
Pintossi + C Spa
Company Name
Pintossi + C Spa
Address
Via Ponte Gandovere 43/45 25064 Gussago Brescia Italy
Phone
+39 030 373 3138

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#2009038

Pre-set pressure relief valve (set @ 3.0 bar) incorporating a brass body, NBR ‘O’-ring and an EPDM diaphragm. The valve is fitted with a hand operated rotating easing gear. Maximum operating temperature 90°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2009038
Expiry date:
30/09/2025
Size:
½” BSP (M).
Marking:
Foshan City Suertai Electric Co. Ltd. logo (‘SET’, an abbreviation of Su Er Tai), thread size and flow arrow on body. Pressure rating on cap
Installation Requirements:
R001 R200
Model:
220010131.
Factor:
STROM LTD
Company Name
STROM LTD

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Manufacturer:
Foshan City Suertai Electric Co. Ltd.
Company Name
Foshan City Suertai Electric Co. Ltd.

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#2011313

Pre-set pressure relief valve incoporating DZR brass body and manual easing gear. Pre-set 3.0 bar. Maximum operating temperature 85°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2011313
Expiry date:
30/11/2025
Size:
½” BSP (F)
Marking:
Novasfer logo, flow arrow, size & casting date (YYMM) on body. Technical information and casting date (MM/YYYY) on cap.
Installation Requirements:
R001 R200
Model:
5004/N
Manufacturer:
Novasfer
Company Name
Novasfer
Address
Via Galileo Galilei 3, 25080 Carzago Riviera BS
Postcode
Italy

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#2007389

Range of pressure relief valves incorporating brass bodies and EPDM rubber washers. The valves incorporate a manually operated rotational easing gear. For maximum working pressure please refer to model. Maximum operating temperature 99°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2007389
Expiry date:
31/07/2025
Note:
For closed circuit use only.
Size:
See model
Marking:
SIZE & flow arrow on body. RWC, Date of manufacture (DD/MM/YYYY) & product information on cap.
Installation Requirements:
R001 R200
Model:
PREL107010: ½” BSP (F) x ½ BSP (F) – 6.0 bar.
Factor:
Reliance Worldwide Corporation (UK) Limited
Company Name
Reliance Worldwide Corporation (UK) Limited
Address
Horton Road, West Drayton, Middlesex
Postcode
UB7 8JL

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#2107089

Range of pressure relief valves pre-set @ 6.0 bar, incorporating DZR brass bodies, EPDM seal cup and EPDM ‘O’-ring. Maximum operating temperature 99˚C

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2107089
Expiry date:
31/07/2026
Size:
See model.
Marking:
Taizhou Tongsheng Brass Co., Ltd logo, CR mark flow arrow on body and pressure on cap.
Installation Requirements:
R001
Model:
TS-211 Safety Valve with female thread connection X female thread connection - ½” x ½”, ½” x ¾”, ¾” x ¾”, ¾” x 1” BSP. TS-212 Safety Valve with male thread connection X female thread connection – ½” x ½”, ½” x ¾”, ¾” x ¾” BSP. TS-213 Safety Valve with female thread connection X female thread connection (with connection for pressure gauge) – ½” x ½”, ¾” x ¾” BSP. TS-214 Safety Valve with male thread connection X female thread connection (with connection for pressure gauge) – ½” x ½”, ¾” x ¾” BSP. TS-215 Safety Valve with bayonet coupling X thread connection 20mm x ½” BSP (F). TS-216 Safety Valve with bayonet connection X thread connection 20mm x ½” BSP (F). TS-217 Safety Valve with male thread connection X female thread connection – ½” x ½” BSP. TS-218 Safety Valve with compression connection X compression connection – 15mm x 15mm, 22mm x 22mm. TS-219 Safety Valve with bayonet coupling connection X bayonet coupling connection 20mm x 18.5mm diameter.
Manufacturer:
Taizhou Tongsheng Brass Co Ltd
Company Name
Taizhou Tongsheng Brass Co Ltd
Address
Xuanmen Industrial District, Yuhuan, Zhejiang
Country
China

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#2201805

Range of pre-set, spring loaded, angled pressure relief valves with plastic body and EPDM diaphragm. The valves are fitted with rotary type easing gear . For maximum working pressure please refer to model. Maximum operating temperature 99°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2201805
Expiry date:
31/01/2027
Size:
SEE MODEL
Marking:
Caleffi logo, flow arrow and DN mould on body Date of manufacture (WWYY) and pressure printed on body Pressure printed on cap
Installation Requirements:
R001 R200
Model:
Series 253 ½” BSP (F) 253040 – Preset at 10.0 bar 253042 – Preset at 2.5bar 253043 – Preset at 3.0 bar 253044 – Preset at 4.0 bar 253046 – Preset at 6.0 bar 253048 – Preset at 8.0 bar 253040 TAK – Preset at 10.0 bar 253042 TAK – Preset at 2.5bar 253043 TAK – Preset at 3.0 bar 253643 VIS – Preset at 3.0 bar 253044 TAK – Preset at 4.0 bar 253046 TAK – Preset at 6.0 bar 253546 TXH – Preset at 6.0 bar 253048 TAK – Preset at 8.0 bar Series 253 ¾” BSP (F) 253050 – Preset at 10.0 bar 253052 – Preset at 2.5bar 253053 – Preset at 3.0 bar 253054 – Preset at 4.0 bar 253056 – Preset at 6.0 bar 253058 – Preset at 8.0 bar 253156 CST – Preset at 6.0 bar Series 2531 ½” BSP (F) 253140 CST – Preset at 10.0 bar 253140 – Preset at 10.0 bar 253142 – Preset at 2.5bar 253143 CST – Preset at 3.0 bar 253143 – Preset at 3.0 bar 253144 CST – Preset at 4.0 bar 253144 – Preset at 4.0 bar 253146 CST – Preset at 6.0 bar 253146 VIS – Preset at 6.0 bar 253148 CST – Preset at 8.0 bar 253148 – Preset at 8.0 bar 253246 CST – Preset at 6.0 bar Series 2531 ½” BSP (M) 253344 VIS – Preset at 4.0 bar 253346 CST – Preset at 6.0 bar 253346 VIS – Preset at 6.0 bar 253646 CST – Preset at 6.0 bar 253704 VIS – Preset at 4.0 bar Series 2534 ½” BSP (M) 253443 – Preset at 3.0 bar
Manufacturer:
Caleffi S.p.A
Company Name
Caleffi S.p.A
Address
PLANT 2. S.R. 229 28010 Fontaneto d'Agogna (NO)
Country
Italy
Phone
+39 0322 8491

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#2110069

Range of pre-set pressure relief valves with bronze bodies and EPDM seating discs. Available with either a manual lever or dome type sealed cap. Pre-set relief pressures: DN15 and DN40 valves: 0.35 bar to 15.9 bar. DN20 valves: 0.35bar to 13.8bar. DN25, DN32 and DN50 valves: 0.35 bar to 12.5 bar. Maximum operating temperature 85°C.

Section:
2210 Valves
Section Subtitle:
Pressure relief.
WRAS Approval Number:
2110069
Expiry date:
31/10/2026
Size:
DN15 valves = ½” BSP (M) or (F). DN20 valves = ¾” BSP (M) or (F) or flanged. DN25 valves = 1” BSP (M) or (F) or flanged. DN32 valves = 1 ¼” BSP (M) or (F) or flanged. DN40 valves = 1 ½” BSP (M) or (F) or flanged. DN50 valves = 2” BSP (M) or (F) or flanged.
Marking:
EMERSON AUTOMATIONS, BAILEY, CE, maximum temperature, maximum pressure and other info on data plate on body. PN and flow arrow on body.
Installation Requirements:
R001
Model:
Fig 707 Code example 707 “X” “X” E “X” 1st “X” = 1 - (DN15), 2 - (DN20), 3 - (DN25), 4 - (DN32), 5 - (DN40), 6 - (DN50). 2nd “X” = 1 - (M) x (F) BSP, 2 - (F) x (F) BSP, 5 - PN25 Flange. 3rd “X” = L - Marine lever, D - Dome.
Manufacturer:
Emerson Automation Solutions Final Control UK Ltd
Company Name
Emerson Automation Solutions Final Control UK Ltd
Address
Sharp Street Worsley Manchester
Postcode
M28 3NA
Phone
0161 709 7741

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