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 Model Number |
BALEM 139-020 |
Special Feature
- Prevent Surges in Pipelines
- Hydraulic Operation in Pipelines
- Adjustable Opening & Closing Speeds seperately
Model 139-020 consists of Basic Valve(BALEM 130), Solenoid Pilot Valve and Limit Switch. It is installled at Outline of Deep Well pump to protect pipelines from surges caused by the starting and stopping of pumps. With the pump off, the valve is wide open. When the pump is started, the valve begins to close slowly, discharging air and the initial rush of sand and water from the pump column to atmosphere. As the valve closes the pump output is gradually diverted into the main line preventing the starting surge caused by the stopping of the valve
Specifications
Specifications
| Screwed
KSPT(BSP) - NPT Standard
| Flanged
10kgf/㎠ - ANSI 150 Standard |
Globe
| 50A(2˝) ～80A(3˝)
| 50A(2˝) ～300A(12˝) |
Angle
| 50A(2˝) ～80A(3˝)
| 50A(2˝) ～300A(12˝) |
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