国产a精品视频,2020黄片在线免费观看,久久亚洲精品女人黄,亚洲国产一级在线观看在,久久精品毛片免费不卡,免费国产a深夜影院

current location: Home   >> News >> Company news

Hydraulic butterfly valve structure and characteristics

1. The valve is mainly composed of valve, hydraulic station, quick closing actuator, PLC intelligent electric control box and special trip feedback device;

2. Precision machining rack and pinion type hydraulic actuator, compact structure, stable operation, safe and reliable;

3.PLC intelligent electrical control system, high degree of automation, remote, local control system;

4. The use of international famous brand automation components, superior product performance, reliable quality;

5. The normal valve opening and closing power source is generally provided by the supporting hydraulic pump station, but also from the steam turbine main hydraulic station;

6. The system power supply is 380V, and the control power supply is AC220V, DC220V, DC110V and other power grades


东乌| 商丘市| 松原市| 陵水| 南和县| 筠连县| 盐池县| 雷波县| 外汇| 体育| 乡宁县| 新密市| 托克托县| 潜江市| 牡丹江市| 威宁| 扬中市| 海南省|