Aperval is a pilot-operated gas pressure regulator.

Particularly suitable for medium and low pressure natural gas distribution networks, it can be used with previously filtered non-corrosive gases.

It is classified as Fail Open according to the European Standard EN 334.

• Accuracy class AC: up to 5 | up to 1% absolute (depending on working conditions)
• Nominal sizes DN: 1″, 2″, 2″ 1/2, 3″, 4″
• Lock-up pressure class SG: up to 10
• Design pressure: up to 25 bar
• Design temperature: from -20 °C to +60 °C (higher or lower temperatures on demand)
• Connections: class 150 RF or RTJ according to ASME B16.5 and PN16 according to ISO 7500
• Minimum differential pressure: 0.45 bar
• Range of downstream pressure Wd: from 0.005 to 9.5 bar
• Inlet pressure range bpu: from 0.5 to 25 bar
• Configurations: Silencer, Slam shut, Monitor