Honeywell Gas valve VR4605CB1033U
SKU VR4605CB1033U
Model VR4605CB1033
Brand Honeywell
Photos
Key specifications
| connection_type | flanged |
|---|---|
| Input screen | on input side |
| Pressure test points | inlet and outlet sides |
| Inlet and outlet diameter | 23 mm |
| Back pressure (1st valve) | 50 mbar |
| Maximum inlet pressure | 60 mbar |
| Coil connection | top connection |
| Maximum operating pressure | 45 mbar |
| Leakage requirements | EN 126 |
| Pressure drop | 3 mbar |
| Softlite pressure | 3.5–7 mbar |
| Softlite technology | switchable softlight management functions |
| Nominal inlet gas pressure | 25 mbar |
| Pressure sensor pipe diameter | 0.5 inch |
| Installation position | vertical |
| Ambient pressure | 1013 mbar |
| Flow indication | m3/h |
| Output aperture diameter | 2.8 mm |
| Ignition systems supported | DSI, HSI, IP |
| Built-in filter | fine-mesh filter on inlet side |
| Optional output filter | outlet mesh filter on request |
| Pressure measuring fittings | 9 mm outer diameter on input and output sides |
| Electrical connection | DIN connector with AMP connectors |
| Valve closing force variants | b+b, b+j, b+c, a+j, a+c |
| Two electrical devices | two electric actuators |
| Control features | Two-position electrical actuators |
| Catalogue article numbers | 534.322.122 |
| Design features | positive feedback system |
| Regulator spring lock | regulator spring can be locked |
| Power options | mains or low-voltage |
| Operator part number | V404A 1329 (45.801.130-001) |
| Flow capacity | 4.2 m³/h |
| Certification | CE |
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Description
This flanged gas valve from Honeywell (SKU VR4605CB1033U, model VR4605CB1033) is intended for Buderus boilers. It has a 23 mm inlet and outlet diameter and can handle a maximum inlet pressure of 60 mbar, with a maximum operating pressure of 45 mbar. The valve delivers a flow capacity of 4.2 m³/h at a pressure drop of 3 mbar. It is equipped with two electric actuators, supports DSI, HSI, and IP ignition systems, and includes a built-in fine-mesh inlet filter. Pressure test points are present on both inlet and outlet sides, and the valve is CE certified to EN 126 leakage requirements.
Further details
| Application | home heating systems, boilers and water heaters |
|---|---|
| Configurable options | Can be supplemented with pressure regulators, throttle valves, smooth ignition devices, two-level regulation |
| Gas Type | MFD group A (G110), MFD group B (G120), natural gas H (G20), natural gas L (G25), liquefied gas LP (G30) |
| Mounting Feature | two threaded mounting holes at base |
| Output Pressure Stability | stable outlet pressure regardless of inlet pressure changes |
| Pressure difference compensation | Automatically adjusts outlet pressure when small gas volumes are disconnected |
| Safety Feature | reliable closure of main valve in event of power failure or gas supply |
Fits equipment
Buderus boilers
All specifications
| connection_type | flanged |
|---|---|
| Input screen | on input side |
| Pressure test points | inlet and outlet sides |
| Inlet and outlet diameter | 23 mm |
| Back pressure (1st valve) | 50 mbar |
| Maximum inlet pressure | 60 mbar |
| Coil connection | top connection |
| Maximum operating pressure | 45 mbar |
| Leakage requirements | EN 126 |
| Pressure drop | 3 mbar |
| Softlite pressure | 3.5–7 mbar |
| Softlite technology | switchable softlight management functions |
| Nominal inlet gas pressure | 25 mbar |
| Pressure sensor pipe diameter | 0.5 inch |
| Installation position | vertical |
| Ambient pressure | 1013 mbar |
| Flow indication | m3/h |
| Output aperture diameter | 2.8 mm |
| Ignition systems supported | DSI, HSI, IP |
| Built-in filter | fine-mesh filter on inlet side |
| Optional output filter | outlet mesh filter on request |
| Pressure measuring fittings | 9 mm outer diameter on input and output sides |
| Electrical connection | DIN connector with AMP connectors |
| Valve closing force variants | b+b, b+j, b+c, a+j, a+c |
| Two electrical devices | two electric actuators |
| Control features | Two-position electrical actuators |
| Catalogue article numbers | 534.322.122 |
| Design features | positive feedback system |
| Regulator spring lock | regulator spring can be locked |
| Power options | mains or low-voltage |
| Operator part number | V404A 1329 (45.801.130-001) |
| Flow capacity | 4.2 m³/h |
| Certification | CE |
Part numbers
| SKU | VR4605CB1033U |
|---|---|
| Additional article | 534.322.122 |
| Model | VR4605CB1033 |
