Electrical Engineering Report - Public Summary (Redacted)

Air Vision Systems | Public Summary (Redacted)

Contents:

1. 1. Scope
2. 2. Converter suitability (public)
3. 3. Fuse protection (public)
4. 4. Cigarette lighter connections (public)
5. 5. Recommended connector standard (public)
6. 6. Safety and compliance notes

1. Scope

This summary provides high-level engineering feedback on updated DC step-up converter specifications intended to power Starlink Mini and Starlink Standard (Gen 3) systems from nominal 12 V vehicle/battery sources. It focuses on fuse protection, input wiring considerations, and connection methods suitable for continuous operation.

2. Converter suitability (public)

The reviewed converter output ratings (30 V / 3 A class and 57 V / 3 A class) are suitable in principle for their intended applications, provided that the installation is designed around the converter's worst-case input current and thermal limits. Detailed factory documentation is withheld.

3. Fuse protection (public)

Fuses must be sized to protect the input cable/harness and connectors (not only the device). Oversizing the fuse can leave wiring unprotected during a fault. Conservative input-side guidance for typical 12 V installs:

• Starlink Mini: 10 A input fuse (typical for 12 V installs; provides headroom for peak power and converter losses).
• Starlink Standard (Gen 3): 20 A input fuse (typical for 12 V installs; average power is commonly 75-100 W, with higher peaks possible).
• Note: Actual input current depends on converter efficiency, cable length, temperature, and operating conditions. Always select the fuse to match the cable ampacity and validate performance for your specific installation.

4. Cigarette lighter connections (public)

High current draw configurations should not rely on typical cigarette-lighter sockets for continuous operation. Many sockets are rated around 10-15 A continuous and can overheat under sustained load.

• Gen 3 class loads: use direct battery wiring and a robust connector (recommended below).
• Mini class loads: a cigarette lighter may be acceptable only if the vehicle socket is genuinely rated for the required current and remains within safe temperature limits.

5. Recommended connector standard (public)

50 A high-current DC connector (industry-standard housing-blade form factor):

• Commonly specified 50 A continuous contact rating (tin-plated copper contacts).
• Housing series often specified up to 600 V DC (series rating; installation dependent).
• Compatible with typical 10-14 AWG cable sizes (installation dependent).
• Provides a secure, low-resistance connection suitable for vehicle/battery use.

6. Safety and compliance notes

• Place input-side fusing close to the battery/source feed.
• Ensure strain relief, correct crimp tooling, and connector quality.
• This public summary is general guidance; third-party installs may require site-specific verification by a qualified electrician.