The MV-A Medium Velocity Spray Nozzle is a high-performance fire protection device designed for industrial applications requiring controlled water distribution. Featuring a durable nickel chrome plated brass construction, this nozzle delivers a medium-velocity spray pattern ideal for fire control in hazardous areas. With a K-factor of 51, it provides substantial water flow while minimizing fuel displacement.

Technical Specifications:

1. Basic Parameters:
   • Model: MV-A (Medium Velocity Type A)
   • Connection: ½" BSPT/NPT (interchangeable threads)
   • K-Factor: 51 (Flow rate: 367 L/min at 2.07 bar | 97 GPM at 30 psi)
   • Spray Pattern: Medium velocity (refer to catalog HD108 for specific angle)
   • Material: Brass with nickel chrome plating
2. Construction Details:
   • Body: Solid brass construction
   • Finish: Nickel chrome plating (excellent corrosion resistance)
   • Internal Design: Precision-engineered for consistent spray pattern
   • Strainer: Integral strainer (standard)
3. Performance Characteristics:
   • Velocity Classification: Medium velocity
   • Working Pressure Range: 1.4-12 bar (20-175 psi)
   • Maximum Pressure: 12 bar (175 psi)
   • Temperature Range: -20°C to 120°C (-4°F to 248°F)
4. Certifications & Approvals:
   • FM Approved (FM 2000/2010 standards)
   • Non-UL Listed (manufactured to industry standards)
   • Compliant with NFPA 15 for water spray systems
5. Installation Requirements:
   • Mounting: Various orientations possible (consult HD108)
   • Spacing: As per hydraulic calculations and FM guidelines
   • Piping: Minimum ½" connection size required
6. Application Guidelines:
   • Ideal for:
     • Transformer protection
     • Oil quench tanks
     • Flammable liquid hazards
     • Chemical process areas
   • Suitable for deluge and water spray systems
   • Not recommended for residential applications

Additional Information:

• Includes installation instructions in catalog HD108
• Compatible with most fire protection piping systems
• Regular inspection recommended per NFPA 25
• Manufacturer's standard warranty applies