Delta-Elektrogas VSG Ball Valves

In any industrial combustion system, the ability to isolate sections of the gas line is a fundamental safety requirement. The VSG series is engineered to deliver high flow capacity with minimal pressure drop, thanks to its full-bore design. As the handle is turned 90 degrees, the internal polished ball rotates to either allow full passage or provide a complete, airtight seal against the reinforced valve seats.

The technical integrity of Delta-Elektrogas VSG Ball Valves makes them superior to standard utility valves. They are manufactured from premium materials such as brass or carbon steel (depending on size and pressure rating), ensuring resistance to mechanical stress and thermal expansion. One of the key advantages of this series is the blow-out proof stem design, which enhances operator safety even under high-pressure conditions. Furthermore, these valves are often equipped with a locking handle option to prevent unauthorized operation, making them an ideal choice for high-security industrial environments. Whether you are managing a boiler room or a complex chemical processing gas manifold, the VSG series provides the manual control reliability your facility demands.

Description

The Delta-Elektrogas VSG Ball Valves are high-quality manual isolation devices designed for the safe and reliable control of gas and air supply lines. These valves serve as a critical primary shut-off point in industrial gas trains, allowing operators to manually intercept fuel flow during maintenance, emergencies, or system commissioning.

Specifications

  • Medium: Natural gas, LPG, Town gas, and non-aggressive gases (Air)
  • Maximum Operating Pressure: Up to 16 bar or 40 bar (Model dependent)
  • Temperature Range: -20°C to +60°C
  • Body Material: Nickel-plated Brass or Carbon Steel
  • Ball Material: Chrome-plated Brass or Stainless Steel
  • Seat Material: PTFE (Teflon) for superior sealing
  • Stem Design: Blow-out proof safety stem

Features

  • Full Bore Design: Minimizes turbulence and pressure loss, ensuring maximum flow efficiency for the burner.
  • Quarter-Turn Operation: Provides fast and intuitive manual shut-off for emergency situations.
  • Bubble-Tight Sealing: High-grade PTFE seats ensure zero leakage when the valve is in the closed position.
  • Robust Industrial Housing: Built to withstand the vibrations and mechanical loads of industrial gas trains.
  • Lockable Handle: Compatible with lockout-tagout (LOTO) procedures to enhance workplace safety during maintenance.
  • Maintenance-Free Service: High-quality internal finishes reduce friction and wear on moving parts.

Applications

  • Industrial Gas Trains: Primary manual isolation for gas-fired boilers and furnaces.
  • Gas Distribution Manifolds: Sectional shut-off for industrial plants and commercial buildings.
  • Maintenance Isolation: Safe lockout point for servicing downstream solenoid valves and filters.
  • Metering Stations: Reliable isolation for gas pressure reduction and metering units.
  • Emergency Shut-off Points: Easily accessible manual cutoff for external gas supply lines.