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003H6680
Danfoss 003H6680 - Function: Safety press. relief controller (SÜV), SAVA, PN 25, DN 50, 20 m³/h
Type:
Function: Safety press. relief controller (SÜV), SAVA, PN 25, DN 50, 20 m³/h, 1 bar - 4.5 bar, External Thread, G 2 1/2 A, Mounting version: Bypass
Function: Safety press. relief controller (SÜV), SAVA, PN 25, DN 50, 20 m³/h, 1 bar - 4.5 bar, External Thread, G 2 1/2 A, Mounting version: Bypass
Product details
| Type | SAVA | |
| Product group | Pressure flow controllers | |
| Actuator diaphragm material | EPDM | |
| Application | District Heating | |
| Cavitation factor | 0.6 | |
| Cavitation factor 100% | 0.34 | |
| Cavitation factor 25% | 0.58 | |
| Cavitation factor 50% | 0.52 | |
| Cavitation factor 75% | 0.5 | |
| China RoHS compliance | Out of scope | |
| Connection size | G 2 1/2 A | |
| Connection types | External Thread | |
| Contains batteries | No | |
| Description | SAVA PN25 50/20 1,0-4,5 thread bypass | |
| Diameter [mm] | 50 mm | |
| Differential pressure range [bar] [Max] | 16 bar | |
| EU RoHS compliance | Yes with exemptions | |
| EU RoHS exemption clause | 6(c) | |
| Flow control | No | |
| Flow limitation | No | |
| Function | Safety press. relief controller (SÜV) | |
| Function VSP - P | Yes | |
| Function VSP - Q | No | |
| Function VSP - T | No | |
| Kvs values [m³/h] | 20 m³/h | |
| Leakage rate [% Kvs] | 0.05 | |
| Media pH [Max] | 10 | |
| Media pH [Min] | 7 | |
| Media temperature [°C] [Max] | 150 °C | |
| Media temperature [°C] [Min] | 2 °C | |
| Medium alternative | Glycolic water up to 30% | |
| Mounting version | Bypass | |
| Number of ports | 2 | |
| Permissible media | District heating/cooling circulation water | |
| PN alternative VSP | 16 | |
| Pressure class | PN 25 | |
| Pressure controller | Yes | |
| Pressure nominal [bar] | 25 bar | |
| Pressure setting range [bar] [Max] | 4.5 bar | |
| Pressure setting range [bar] [Min] | 1 bar | |
| REACH Candidate List substances | Lead (CAS no. 7439-92-1) | |
| Sealing DP material | EPDM | |
| Setting Type | Adjustable | |
| Stem position | Normally closed | |
| Valve body material | Ductile iron EN-GJS-400-18-LT (GGG 40.3) | |
| Valve cone DP material | Dezincing free brass CuZn36Pb2As | |
| Valve seat material | Stainless steel, mat. No. 1.4571 | |
| Valve size | DN 50 |
Technical data
| Product type | Pressure flow controllers | |
| Net weight | 9.04 kg | |
| Gross weight | 9.04 kg | |
| Packed volume | 25.9 L | |
| EAN | 5702421542019 | |
Documents
Operating guides, design guides, certificates and CAD drawings for 003H6680 are available on request. Ask for documents →