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Technical specifications

Materials: 

- Body: 

DZR low-lead brass EN 12165 CW724R 

 

- Cover: 

glass reinforced nylon PA66M40/1

 

- Control stem:  

stainless steel EN 10088-3 (AISI 303)

 

- Moving parts: 

DZR low-lead brass EN 12165 CW724R  

 

- Diaphragm & seals: 

peroxide-cured EPDM

 - 

Compensation piston rings: 

PTFE

 

- Filter 

stainless steel EN 10088-3 (AISI 304)

 

- Seat: 

stainless steel EN 10088-3 (AISI 303)

 

- Shuttle: 

PPSG40

Max working pressure:  

300 psi (20 bar)

Downstream pressure setting range: 

15 - 90 psi (1 - 6 bar)

Factory setting: 

 

45 psi (3 bar)

Max. working temperature: 

180°F (80°C)

Pressure gauge scale:                                                                           0 - 100 psi (0 - 7 bar)

Filter mesh size:   

0.51 mm (35 mesh)

Suitable fluids:  

 

water

Main connections:   -NPT female and sweat union 

½", ¾”, 1", 1¼", 1½" and 2"

  

  -PEX expansion union 

¾”

 

        -Press and PEX crimp union 

¾” & 1"

Lay length (¾" press connection): 

size ¾”: 4¼"; size 1": 5 ¾”

Pressure gauge connection: 

1/8

" NPT female

4

Approvals

1. ICC-ES certified to ASSE 1003, CSA B356, NSF/ANSI 61 (180°F/82°C Commercial Hot), 

     file PMG-1356.

2. NSF/ANSI 372, Drinking Water System Components-Lead Content Reduction of Lead

    in Drinking Water Act, California Health and Safety Code 116875 S.3874, Reduction in Drinking

    Water Act, certified by ICC-ES, file PMG-1360.

 

Summary of Contents for PresCal 5355H Series

Page 1: ...SE 1003 CSA B356 NSF ANSI 61 180 F 82 C Commercial Hot NSF ANSI 372 low lead laws and listed by ICC ES It meets codes IPC IRC and UPC for use in accordance with the US and Canadian plumbing codes Prod...

Page 2: ...maintenance of the 535H PRV take the necessary precautions to ensure that such temperatures do not endanger people Leave this manual for the user SAFETY INSTRUCTION This safety alert symbol will be u...

Page 3: ...en service et l entretien de le r ducteur de pression S rie 535H prendre les precautions n cessaires afin de s assurer que de tells temp ratures ne compromettent pas les gens LAISSEZ CE MANUEL AVEC L...

Page 4: ...actory setting 45 psi 3 bar Max working temperature 180 F 80 C Pressure gauge scale 0 100 psi 0 7 bar Filter mesh size 0 51 mm 35 mesh Suitable fluids water Main connections NPT female and sweat union...

Page 5: ...1 2 3 4 1 1 1 1 4 1 1 2 2 0 45 5 V m s 0 1 4 3 0 3 1 1 4 535074 5 1 1 1 4 1 2 3 4 1 2 5 0 2 10 20 20 50 00 Flow rate min m 3 h 00 5 10 1 5 V f s 0 3 15 10 1 8 20 90 Flow rate s gpm 30 40 10 5 2 1 0 9...

Page 6: ...noise in the pipes and rapid wear of appliances The correct diameter of the pressure reducing valve is taken from graph 1 on the basis of the design flow rate taking into account an ideal flow velocit...

Page 7: ...pressure reducing valve to be set to the required value in the system prior to installation The pressure indicator features incremental step movement so that the pressure can be adjusted continuously...

Page 8: ...is highly recommended to refer to the working conditions represented in the above diagram Due to the numerous factors and variable conditions experienced such as system pressure water temperature air...

Page 9: ...llation of valve and permitting quick change out from the jumper to the valve Code Description Face to Face Dimension NA11304 Jumper nipple for 535H series 3 NA11305 Jumper nipple for 535H series 3 9...

Page 10: ...and clean the cartridge at least every 12 months The cartridge containing the diaphragm strainer seat valve plug and compensating piston is pre assembled as a self contained unit with a cover and can...

Page 11: ...etween the pressure reducing valve and the water heater to absorb the increased pressure caused by water expansion from heating 2 The pressure reducing valve does not maintain downstream setting value...

Page 12: ...Caleffi North America Inc 3883 W Milwaukee Road Milwaukee WI 53208 T 414 238 2360 F 414 238 2366 12 Leave this manual at the service of users for their use 04 6 19...

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