TECHNICAL FEATURES FEATURES Class A or B. Normally closed operation. Quick opening/closing. Installation in any position (see installation instructions). Quiet operation. Coil moulded resin. Coil in direct current with rectifier inside the plug connector. Standard supply voltage : 230V A.C. On request : 110V A.C. 24V A.C. Frequency : 50/60 Hz Rating : 18 VA and 22 VA Connector : DIN 43650-A (ISO 4400) Pg 11 with rectifier Cable inlet : adjustable 90° by 90° Enclosure : IP 65-IEC 529 Duty Cycle : continuous Valve body : brass Trim : stainless steel Seat disc : Buna "N" Pipe connections : Rp 3/8 and Rp 1/2 according to ISO 7-1 Orifice diameter : 8 to 13 mm Inlet pressure : up to 1 bar (see table) Opening/closing time : < 1 second Ambient temp. range : - 10 to + 60 °C SAFETY SHUT-OFF VALVES Series SVB... ECONEX SVB gas safety shut-off valves are equipped with a new concept powerful solenoid which provides higher operating pressures and flow capacities than most comparable valves now available. The SVB valves with Product - I D - Number are approved to EN161. The EMC compatibility has also been certified. They are particularly suitable for both manual and automatic control of gases belonging to the first, second and third family and of air. They are suitable to be installed on industrial, atmospheric and forced draught burners.

1. Make sure that all operating data indicated on the safety shut-off valve label correspond to those of the system. 2. Remove the protection plugs from the safety shut-off valve. 3. Before installing the safety shut-off valve make sure that the pipeline is free from impurities and perfectly aligned with the valve body. The pipeline must be vibration-free. 4. The sealing material must be applied to the external thread of the pipeline only and not to the internal thread of the safety shut-off valve. 5. The flow direction indicated by the arrow on the valve body must be respected. 6. The safety...