ACS MET1 Gas Meters Practice Questions - ACS MET1 Domestic Gas Meters Assessment Exam

What is the primary function of an Emergency Control Valve (ECV) installed on a domestic gas meter installation?

To allow the consumer or emergency operative to shut off the gas supply to the installation in an emergency or during maintenance To automatically regulate the gas pressure down from medium pressure to 20 mbar working pressure To measure the volume of gas consumed by downstream appliances for billing To prevent back-siphonage of water into the gas service pipework

Correct Answer:

To allow the consumer or emergency operative to shut off the gas supply to the installation in an emergency or during maintenance

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