| |||
negative control valve | |||
fail open valve (a valve that goes to open position if control signal or air fails) | |||
air-to-open valve (ГОСТ 24856-2014 YGA) | |||
normally-closed valve | |||
| |||
normally closed valve | |||
normally closed NC valve |
нормально-закрытый клапан: 19 צירופים, 1 נושאים |
תַחְבּוּרָה | 19 |