Hydraulic Safety Valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
Eml: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
product drawing
Hydraulic safety valves
Main usages
Hydraulic safety valve is installed on the tank top and used by matching with breather valve, playing a safe role once the breather valve is not work.
Main technical parameters
control pressure：+200 mmH2O, -45mmH2O Please indicate the product name, type,specification when ordering.
Dimensions & constructral diagram
Hydraulic safety valve constructral diagram
Main external and flange connection dimensions
| specification | No. | weight (Kg/set) | installation dimensions（mm） | |||||||
| d | D | D1 | D2 | d1 | L | H | n | |||
| DN80 | GYA-80 | 38 | 85 | 150 | 185 | 125 | 18 | 376 | 424 | 4 |
| DN100 | GYA-100 | 42 | 105 | 170 | 205 | 145 | 18 | 500 | 605 | 4 |
| DN150 | GYA-150 | 66 | 158 | 225 | 265 | 200 | 18 | 650 | 705 | 8 |
| DN200 | GYA-200 | 97.2 | 210 | 280 | 315 | 255 | 18 | 900 | 755 | 8 |
| DN250 | GYA-250 | 140.2 | 264 | 335 | 370 | 310 | 18 | 1050 | 885 | 12 |
