Technical Information
Application:
Potable water supply according to DIN 1988
Process water supply in industrial and building technology
Snow-making equipment
Fire-fighting equipment and sprinkler systems
Shipbuilding industry and offshore plants
Functions:
Protection against extreme supply pressures.
Dimensions:
DN 15 - DN 100
Pressure:
SP Standard version
Inlet pressure:
DN 15 - 50 (PN40) up to 40 bar,
DN 65 - 100 (PN16) up to 16 bar.
Outlet pressure:
1 to 8 bar
High and low-pressure (HP and LP) versions available on request.
Temperature:
Max. admissible temperature, TS: 120 °C
Min. admissible temperature, TSmin: -20 °C
Media:
For water, neutral and non-sticking liquids, compressed air and neutral gases; optionally with FPM elastomere seals for non-neutral media i.e. oils, fuels, oil-laden compressed air, etc.
Not suitable with steam.
Material:
Body: Gunmetal CC499K. Stainless steel version available on request.
Internal parts: Gunmetal CC499K, Stainless Steel 1.4404
Spring: Spring steel with anti-rust protection 1.1200
Seals: EPDM
Strainer: Stainless Steel 1.4404. Mesh size DN 15 to DN 32 0,6 mm DN 40 and up 0,75 mm
Approvals:
Constructed according to DIN EN 1567,
DIN 1988, DIN EN ISO 3822 and
PED 2014/68/EU.
DIN-DVGW type examination (up to 80°C)
Type approval ACS
Type approval WRAS (up to 85°C)
TR ZU 032/2013 - TR ZU 010/2011
Marking:
DN, material, and flow direction arrow. Label with technical specification, place of origin and CE.
Warranty:
2-year warranty
Articles
Inlet pressure 40 barOutlet pressure 1-8 bar
Male threads
Inlet pressure 40 bar
Outlet pressure 1-8 bar
DN | G1 | L | l | h | H | m [kg] | SW1 | Coefficient of flow Kvs** m3/h | EAN | Article No |
15 | 1/2 | 142 | 80 | 33 | 102 | 1,2 | 30 | 3 | 301052-00400 | |
20 | 3/4 | 158 | 90 | 33 | 102 | 1,3 | 37 | 3,5 | 301052-00500 | |
25 | 1 | 180 | 100 | 45 | 130 | 2,4 | 46 | 6,7 | 301052-00600 | |
32 | 1 1/4 | 193 | 105 | 45 | 130 | 2,6 | 52 | 7,6 | 301052-00700 | |
40 | 1 1/2 | 226 | 130 | 70 | 165 | 5,5 | 65 | 12,5 | 301052-00800 | |
50 | 2 | 252 | 140 | 70 | 165 | 6,0 | 75 | 15 | 301052-00900 |
Inlet pressure SP, HP up to 16 barOutlet pressure 1-8 bar
Flanged
Inlet pressure SP, HP up to 16 bar
Outlet pressure 1-8 bar
DN | D | L | m [kg] | h | H | K/nxd | Coefficient of flow Kvs** m3/h | EAN | Article No |
65 | 185 | 290 | 20 | 89 | 235 | 145 / 4xM16 | 25 | 301052-01000 | |
80 | 200 | 310 | 22 | 96 | 235 | 160 / 8xM16 | 26 | 301052-01100 | |
100 | 200 | 350 | 40 | 102 | 320 | 180 / 8xM16 | 80 | 301052-01200 |
*) Inlet EN 10226
**) The Kvs value was determined according to EN 60534-2-3. Instructions on how to determine size and capcity are to be found in the graphs.
Valve insert
DN | Article No |
15 | 301052-00410 |
20 | 301052-00510 |
25 | 301052-00610 |
32 | 301052-00710 |
40 | 301052-00810 |
50 | 301052-00910 |
65 | 301052-01010 |
80 | 301052-01110 |
100 | 301052-01210 |
Display range 0-10 (0-25) bar, with green marking indicating working pressure range. Bottom connection.
Manometer
Display range 0-10 (0-25) bar, with green marking indicating working pressure range.
Bottom connection.
DN | Pressure Range | Article No |
15-50 | 0-10 bar | 301052-00420 |
65-80 | 0-25 bar | 301052-01020 |
100 | 0-25 bar | 301052-01220 |