Van hồng thủy đóng mở bằng khí nén

• Safety and reliability

  • Time proven, simple design with a fail safe actuation
  • Single piece rugged elastomer, VRSD technology
  • Obstacle-free, uninterrupted flow path
  • No mechanical moving parts
  • Shuts off on remote command
  • Valve position limit switches (optional)
  • Local valve position indicator beacon (optional)

• High performance

  • Very high flow efficiency
  • Efficient Straight through flow
  • Approved for PN25 / 365 psi

• Specifically-designed for fire protection

  • Face-to-face length standardized to ISO 5752 EN 558-1
  • Suitable for corrosive fluids and freezing temperatures
  • Meets the requirements of the industry standards

• Quick and easy maintenance

  • In-line serviceable
  • Fast and easy cover removal
  • Swivel mounted drain valves (for valves 3" and larger)

Ứng dụng tiêu biểu

• Remote Control Water Spray Systems
• Foam applications
• Corrosive water systems
• Freezing Environments

Tính năng bổ sung

• I : Visual Valve Position indicator
• AMD-74/75 : Air Maintenance Device
• W : Water Motor Alarm
• PS : Pressure Switch
• DV2 : Downstream Drain valve
• DV : Drain Valve*
• PI : Pressure Gauge*
• AV : 3-way Alarm Test Valve*
• DC : Automatic Drip Check Valve*