Gas safety shut off
HWA SERIES – 2/2 NC
Features and benefits
- Approved for mains gas safety shut off
- Suitable for automatic burners
- Suitable for fire protection systems
- Ideal for low pressure natural gas
- Approved to EN161
- Compliant with gas appliance directive
- Fully ported orifices for high flow
- Slow opening
- Open and closed position volt free contacts available
- Fitted with pressure test points as standard
- Visual position indication as standard
- 1st, 2nd and 3rd family gases
| ORIFICE (mm) | Ø 68.0 to Ø 154.0 |
| PRESSURE (mBAR) | 0 to 345 |
| CONNECTIONS | 1 1/4″- 3″. Flanged options available |
GB SERIES – 1/4″ to 1″- 2/2 NC
Features and benefits
- Approved for mains gas safety shut off
- Suitable for automatic burners
- Suitable for fire protection systems
- Ideal for low pressure natural gas
- Approved to EN161 when fitted with a standard E5 type enclosure
- Fully ported orifices for high flow
- Optional pressure test points
- Suitable for 1st, 2nd and 3rd family gases
- Suitable for LPG
- Panic buttons & electro thermal links available for controlling valve
- Response time: Up to 1/2″ = 15 – 25ms Up to 1″ = 20 – 40ms
| ORIFICE (mm) | Ø 12.70 to Ø 19.0 |
| PRESSURE (mBAR) | 0 to 140 |
| CONNECTIONS | 1/4″- 1″. NPT options available |
GB SERIES – 1 1/4″ – 2″ – 2/2 NC
Features and benefits
- Approved for mains gas safety shut off
- Suitable for fire protection services
- Ideal for low pressure natural gases
- Approved for EN161
- Fully ported orifices for high flow
- Optional pressure test points
- Suitable for 1st, 2nd and 3rd family gases
- Suitable for LPG
- Panic buttons & electro thermal links available for controlling valve
- Response time: up to 1 1/4″ = 60 – 120ms
| ORIFICE (mm) | Ø 40.0 |
| PRESSURE (mBAR) | 0 to 50 |
| CONNECTIONS | 1 1/4″- 2″. NPT options available |
