Flow-Tek Valves & Control Inc.

Angle Type Deluge Valves

Product Range
Angle Type Deluge Valves

Deluge systems are designed to deliver large volumes of water over wide areas in a short time, providing fast and effective fire protection. The Flow-Tek Angle Type Deluge Valve is UL approved up to 175 psi (12 bar) and is available in 3″, 4″, and 6″ sizes (80, 100, 150 mm) to meet diverse system requirements. The valve features a compact, lightweight design and comes with a pre-assembled trim, minimizing installation time and making setup simple and efficient. Engineered for rapid yet smooth operation, the Flow-Tek valve opens quickly while preventing water hammer. Its design also prevents false tripping and allows easy reset using a convenient thumb-activated knob, ensuring reliable and trouble-free performance in critical applications.

Angle Type Deluge Valves for Reliable Fire Protection

Local Resetting – After the Angle Type Deluge Valve operates, it remains securely latched in the open position until manually reset.

Remote Resetting – The Flow-Tek Angle Type Deluge Valve can be conveniently reset from a remote location.

Hydraulic Actuation (Wet Pilot Trim) – Angle Type Deluge Valves

Wet pipe systems are the most common type of fire sprinkler system, in which water is continuously maintained within the piping. When a sprinkler is activated, water is immediately discharged onto the fire, providing fast and reliable protection.

Advantages of Wet Pipe Systems:

  • System Simplicity and Reliability: With the fewest components, wet pipe systems have minimal potential points of failure, offering unmatched reliability. This is particularly important in facilities where sprinklers may remain idle for years before activation. The simplicity also reduces the dependency on frequent maintenance.

  • Relative low installation and maintenance expense: Due to their overall simplicity, wet pipe sprinklers require the least amount of installation time and capital. Maintenance cost savings are also realized since less service time is generally required compared to other system types. These savings become important when maintenance budgets are shrinking.
  • Ease of Modification: Wet pipe systems can be modified by temporarily shutting off the water supply, draining the pipes, and making adjustments. Pressure testing afterward is straightforward, and additional work on detection or special controls is usually unnecessary, saving time and expense.

  • Short term down time following a fire:  Wet pipe sprinkler systems require the least amount of effort to restore. In most instances, sprinkler protection is reinstated by replacing the fused sprinklers and turning the water supply back on. Pre-action and dry-pipe systems may require additional effort to reset control equipment.

Disadvantages of Wet Pipe Systems:

  • Wet pipe systems are unsuitable for sub-freezing environments, as the water in the pipes may freeze.

  • They may also be vulnerable in areas where piping is subject to severe impact damage, potentially causing leaks.

Pneumatic Actuation (Dry Pilot Trim) – Angle Type Deluge Valves

A dry pipe sprinkler system is one in which pipes are filled with pressurized air or nitrogen instead of water. This pressurized air holds a remote valve, known as the dry pipe valve, in a closed position. Typically located in a heated space, the dry pipe valve prevents water from entering the piping until a fire activates one or more sprinklers. Once activation occurs, the air escapes, the valve opens, and water flows through the sprinklers onto the fire.

Advantages of Dry Pipe Systems:

  • Protection in Freezing Environments: Dry pipe systems provide automatic fire protection in areas susceptible to freezing, such as unheated warehouses, attics, exterior loading docks, and commercial freezers.

  • Reduced Risk of Accidental Water Discharge: These systems are often preferred in water-sensitive spaces, as a damaged wet pipe system could leak, whereas dry pipe systems delay water flow. (Typically, only a brief 1-minute delay occurs while air is released.)

  • Disadvantages of Dry Pipe Systems:

    • Increased System Complexity: Additional control equipment and air supply components make dry pipe systems more complex, requiring careful maintenance to ensure reliability.

    • Higher Installation and Maintenance Costs: The added complexity increases both initial installation expenses and ongoing service labor costs.

    • Limited Design Flexibility: Maximum system size restrictions (typically 750 gallons) can limit the ability to expand or modify the system.

    • Longer Fire Response Time: Water discharge may be delayed by up to 60 seconds after sprinkler activation, potentially increasing fire damage.

    • Increased Corrosion Potential: After operation, dry pipe systems must be fully drained and dried to prevent corrosion, unlike wet pipe systems where water is continuously maintained.

Electric Actuation:
The Flow-Tek Angle Type Deluge Valve can be operated by a solenoid valve, compatible with a variety of power supplies including 220 V, 230 V AC, and 24 V DC.

Pneu-Electric Actuation:
The solenoid valve can also be integrated into a pneumatic connection, enabling flexible actuation options for diverse fire protection systems.

Features

Applications

Angle Type Deluge Valve – Model FTV-ACV-200 (90°)

Electric Actuation:
The Flow-Tek Angle Type Deluge Valve can be operated by a solenoid valve, compatible with a variety of power supplies including 220 V, 230 V AC, and 24 V DC.

Pneu-Electric Actuation:
The solenoid valve can also be integrated into a pneumatic connection, enabling flexible actuation options for diverse fire protection systems.

Features

Applications

Applications

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