APTECH調壓閥AZ1015S 2PW FV4 FV4 原裝供應

APTECH調壓閥作用原理：工作時，假定出口壓力小于指揮器控制彈簧的設定值，指揮器控制彈簧的力然后克服出口壓異?？刂茥l件下要求主閥快速關閉時，泄壓閥打開以增加泄壓速度。作用到主閥膜片上數值增加后的出口壓力加上主閥彈簧的彈力，就能克服作用到主閥膜片上數值減小的加載壓力，將節流套推向靜止閥座，使流向下游系統的氣量減少

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APTECH調壓閥AZ1015S 2PW FV4 FV4 原裝供應