Wiktionary(0.00 / 0 votes)Rate this definition: 1  plate(Noun) A dish from which food is served or eaten. 2  plate(Noun) The contents of such a dish. 3  plate(Noun) A course at a meal. 4  plate(Noun) A flat metallic object of uniform thickness. 5  plate(Noun) A vehicle license plate. 6  plate(Noun) A decorative or food service item coated with silver.
Hose Bibb Vacuum Breaker Hose bibb vacuum breakers consists of a spring-loaded check valve that seals against an atmospheric outlet when the water supply is turned on. When the supply is turned off, the device vents to atmosphere, thus protecting against backsiphonage conditions. A diagram of a hose bibb vacuum breaker is illustrated below along with a typical installation: Standardized Information for Hose Bibb Vacuum Breaker No information available at this time.
What is MCB? MCB or Miniature Circuit Breakers is a mechanical switching device which is capable of making, carrying and breaking currents under normal circuit conditions and also making, carrying for a specified time and automatically breaking currents under specified abnormal circuit conditions such as those of short circuit.