845 Sigma Combi Boiler Gas Valve 0845047

This 845 Sigma gas valve is a component used to control gas flow in combi boiler systems. Manufactured in Padua, Italy, this valve is designed in accordance with high quality standards. Generally used in natural gas or LPG systems, this valve is set up to ensure smooth and safe gas flow within specific pressure ranges.

Product Features

• Brand: 845 SIGMA
• Country of Manufacture: Italy (Padua)
• Model Code: 0845047
• Max Inlet Pressure (Pi max): 60 mbar
• Outlet Pressure Range: 1-20 mbar for Natural Gas, 5-45 mbar for LPG
• Electric Valve 1 (EV1): 230V, 50Hz, 92 VA, Class B
• Electric Valve 2 (EV2): 230V, 50Hz, 2.8 VA, Class J
• Microcontroller Maximum Voltage (MD MAX): 17V DC
• Maximum Current: 165 mA
• Operating Temperature Range (T.amb.): 0/60°C
• Lot Number: 1218545
• Product Number: 0059

Use and Application

This gas valve is a critical part that regulates the gas pressure and flow in combi boiler units. Installation and repair work must only be carried out by specialist technicians with gas safety certification. For correct operation, the valve's electrical connections and pressure settings must conform to the specifications stated by the manufacturer.

Safety and Maintenance

Safety is the top priority when working with gas valves. During maintenance and replacement of the valve, the gas flow must be completely shut off and the area must be ventilated. In addition, tests for gas leaks must be carried out and the valve must be calibrated correctly.

Gas Type and Pressure Values

This gas valve is compatible with both natural gas and LPG. The outlet pressure range is 1-20 mbar for natural gas and 5-45 mbar for LPG. These features enable the gas valve to deliver reliable performance under various conditions.

Electrical Characteristics

The 845 Sigma Combi Boiler Gas Valve is equipped with two electric valves (EV1 and EV2). EV1 operates at 230V, 50Hz, 92 VA, Class B, while EV2 operates at 230V, 50Hz, 2.8 VA, Class J. It has MD MAX 17V DC and a maximum current of 165 mA. These electrical characteristics ensure safe and efficient operation of the valve.

Ambient Temperature and Other Information

The valve can operate at ambient temperatures ranging from 0°C to 60°C. With product code 0845047, lot number 1218545 and product number 0059, this gas valve is a long-lasting and durable solution.