一、结构及用途 Structure and purpose 该阀是以电磁阀为导阀的水力操作阀门，用于管路系统中的自动控制，根据电信号遥控开启和关闭管路系统，实现远程操作控制反应准确快速，阀门关闭速度可调，关闭平稳而不产生压力波动，电磁阀可采用交流电220V或直流电24V并可根据场合选用常开或常闭型。该阀体积小、重量轻、维修简单、使用方便、安全可靠、使用寿命长。可代替闸阀和蝶阀用于大型电动操作系统。 A hydraulic operated valve taking a solenoid valve as the pilot valve．used in a pipeline system for automatic control and to remotely control open-close of the system upon an electric signal，accurate and quick response in the execution of remote operation and control，adjustable valve close speed，stably closed without any pressure fluctuation．The solenoid valve can use either AC220V or DC24V power and is available with normal open or close type．This valve features a small volume，light weight，easy repair and use，safety and reliability，long duration and can replace both gate and butterfly valves for use in a large electric operation system. |
五、主要外形及连接尺寸 Schematic diagram of installation
| 公称通径 DN(mm) | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 700 | 800 |
| L | 180 | 180 | 180 | 203 | 203 | 216 | 241 | 292 | 330 | 356 | 495 | 622 | 698 | 787 | 914 | 978 | 978 | 1295 | 1448 | 1956 |
| PN10 | D | 105 | 115 | 135 | 145 | 160 | 180 | 195 | 215 | 245 | 280 | 335 | 390 | 440 | 500 | 565 | 615 | 670 | 780 | 895 | 1010 |
| D1 | 75 | 85 | 100 | 110 | 125 | 145 | 160 | 180 | 210 | 240 | 295 | 350 | 400 | 460 | 515 | 565 | 620 | 725 | 840 | 950 |
| PN16 | D | 105 | 115 | 135 | 145 | 160 | 180 | 195 | 215 | 245 | 280 | 335 | 405 | 460 | 520 | 580 | 640 | 705 | 840 | 910 | 1020 |
| D1 | 75 | 85 | 100 | 110 | 125 | 145 | 160 | 180 | 210 | 240 | 295 | 355 | 410 | 470 | 525 | 585 | 650 | 770 | 840 | 950 |
| PN25 | D | 105 | 110 | 135 | 145 | 160 | 180 | 195 | 230 | 270 | 300 | 360 | 425 | 485 | 550 | 610 | 660 | 730 | 840 | 955 | 1070 |
| D1 | 75 | 85 | 100 | 110 | 125 | 145 | 160 | 190 | 220 | 250 | 310 | 370 | 430 | 490 | 550 | 600 | 660 | 770 | 875 | 990 |
| H | 342 | 342 | 342 | 395 | 395 | 405 | 430 | 510 | 560 | 585 | 675 | 730 | 760 | 840 | 910 | 1070 | 1135 | 1270 | 1460 | 1640 |
| H1 | 250 | 250 | 250 | 278 | 278 | 298 | 315 | 350 | 365 | 420 | 450 | 470 | 490 | 526 | 570 | 610 | 665 | 725 | 865 | 975 |
注：安装示意图中弹性座封闸阀或蝶阀任选，建议≥ DN350选蝶阀。
Note:Either elastic seat ring sealed gate valve or butterfly valve car be selected in the schematic diagram of installation.Recommended to select the butterfly valve un case of ≥ DN350
