Safety Valve Quick Crossover Device- A

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Detailed Description

• Three –way Y-shape design provides dual pressure relief device system which is installed on one position, one is active for overpressure protection, the other is kept in reserve as a standby. • The operation of crossover is safe, handy and fast, it costs no more than one minute. • The quick crossover device protects workers from being exposed in dangerous environment. • Process shutdown is not needed when crossover, so high cost due to unscheduled shutdown can be saved. • The red handle indicates which side is active remarkably, • A vent valve is provided under each safety valve (and rupture disc), to relieve fluid out of the pipe before the isolated safety valve which is to be dismantled. • Balance valve of the quick crossover device provides low actuation torque, so crossover is very handy. • Meets temperature applications from cryogenic to +260. • Floating seat is helpful to keep sealed, even after switching many times. • Provides less than 3% pressure drop to the active save inlet, in accordance with API RP 520 part II.

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Beijing Zhonghanghua Safety Valve Sales Co.,LTD

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