Operated by a 3-way solenoid, the main valve opens fully or closes drip-tight depending upon the actuation position of the solenoid, energized to open/energized to close.

• 通过一个3路电磁阀操作，主阀全开或无泄漏关闭的运行取决于电磁阀的驱动位置所激发的开启或关闭操作。