Terms of Reference for the Canopy of a Special Communications Vehicle: Comprehensive Specifications

Introduction

The special communications vehicle canopy is a critical component designed to provide a secure, functional, and durable environment for communication and operational needs. This document outlines the technical specifications, safety requirements, and equipment necessary for the construction and functionality of the canopy.

Built on a 4×4 chassis, the van body features a 60 mm thick sandwich panel construction with steel and galvanized frames, ensuring durability and resistance to harsh conditions. The canopy is equipped with advanced communication systems, climate control, power supply solutions, and ergonomic interiors to support long-term missions in extreme temperatures ranging from -30°C to +60°C.

1. Structural Specifications

1.1. Body Construction

• Material:
  • External & Internal Lining: Plated metal (0.45 mm thickness).
  • Frame:
    • External: Steel.
    • Internal: Galvanized with polymer coating.
  • Side Panels & Roof: 5-layer sandwich panels with insulation.
  • Lower Panel Composition:
    • Plated metal
    • 14 mm plywood
    • Insulation
    • Reinforcements (moisture-resistant plywood)
    • 4 mm plywood
  • Flooring: Wear-resistant automotive linoleum.

1.2. Sub Frame

• Welded structure with longitudinal spars & transverse crossbars (square profile).
• Noise-absorbing screens integrated.
• Powder-coated black polymer finish.
• Mounted using damping elements to prevent lateral displacement.

1.3. Doors & Access Points

• Rear Door:
  • High-security lock.
  • Triple-contour sealing for weatherproofing.
• Emergency Ventilation Hatch (1 pc).
• Roof Fan (1 pc).
• Retractable Ramp:
  • Anti-slip steps.
  • Stows under the van floor.

2. Power & Electrical Systems

2.1. Power Supply

• Diesel Generator (3-5 kW) – Installed in a dedicated niche.
• Uninterruptible Power Supply (UPS) for communication equipment.
• DC-DC Converters:
  • 24V to 12V (10-20A) for USW radio.
  • 24V to 12V (20-30A) for HF radio.

2.2. Lighting & Climate Control

• LED Interior Lights (24V, 8 pcs) – Connected to the vehicle’s electrical system.
• Heating Systems:
  • Autonomous heater (dual-compartment).
  • Engine-based heating system.
• Air Conditioning – Maintains optimal internal temperature.

3. Communication Equipment

3.1. Radio Systems

• USW Radio Station (136-174 MHz, 20-40W)
  • Includes:
    • Retractable antenna mast.
    • Mortise car antenna.
    • Stationary pin antenna.
    • DC-DC power converter.
    • Programming software.
• HF Radio Station (1-30 MHz, 50-100W)
  • Includes:
    • Retractable mast.
    • Dipole antenna.
    • AC/DC power supply.
    • 24-12V converter.

3.2. Antenna Mounting

• Sidewall attachments for pin antennas (2 pcs).

4. Interior Features & Ergonomics

4.1. Living & Workspace

• Bunk Sofas (2 pcs) – Upper bunk fixed.
• Folding Table (1 pc).
• Tool Storage:
  • Tool Boxes (2 pcs) – Installed under beds.
  • Cabinet for Measuring Instruments (1 pc).
• Workstations:
  • Radio Station Tables (2 pcs).
  • Electric Cabinet (1 pc).

4.2. Kitchen & Sanitation

• Two-Burner Electric Stove – Dedicated niche.
• Microwave (1 pc).
• Refrigerator (1 pc).
• Washbasin with Heated Water (1 pc).
• 100L Water Tank (1 pc).

5. Safety & Compliance

5.1. Regulatory Compliance

• Meets wheeled vehicle safety regulations.
• Fire Safety:
  • Fire Extinguisher (1 pc).
• Medical Preparedness:
  • First Aid Kit (1 pc).
• Emergency Equipment:
  • Emergency Stop Sign (1 pc).
  • Anti-Rollback Stop (1 pc).

5.2. Environmental Resistance

• Operating Temperature Range: -30°C to +60°C.
• Insulation: 3× denser than foam (40 kg/m³).

6. Additional Features

• Intercom System – Connects cabin and canopy.
• Plastic Fenders – Full set.
• Spare Parts Kit – 2-year supply.

Conclusion

The special communications vehicle canopy is engineered for maximum durability, functionality, and safety, ensuring seamless operation in extreme environments. With advanced communication systems, climate control, ergonomic interiors, and robust construction, this canopy meets the highest standards for military, emergency response, and field operations.

By adhering to these terms of reference, manufacturers can ensure compliance with technical, safety, and operational requirements, guaranteeing a reliable and high-performance communications vehicle.

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