Safeguard Sd 103 Manual Jun 2026
| Parameter | Measurement | | :--- | :--- | | | 348 × 488 × 417 mm (13.7 × 19.2 × 16.4 in) | | Internal Dimensions (H×W×D) | 226 × 366 × 260 mm (8.9 × 14.4 × 10.2 in) | | Volume | 22 liters | | Weight | 51–52 kg (112–115 lbs) | | Lock System | Mechanical combination lock + key lock | | Lock Type | Mechanical combination lock with permanent code; programmable for SD-103T | | Fire Resistance | Class 60B (1 hour at 1,100°C/2,012°F) | | Manufacturer | Safeguard (South Korea) |
1. Battery is dead or missing.2. Battery is installed backward.3. Internal component failure.
Size 1–3 adjustable (suitable for doors weighing up to 143 lbs / 65 kg) Max Door Width: 38 inches (950 mm) Opening Angle: Maximum 180 degrees Material: High-grade cast aluminum body with a steel arm safeguard sd 103 manual
The Safeguard SD 103 features advanced sensor technology engineered for continuous operations. Before beginning the installation process, verify that your package contains all the necessary components. Package Checklist
Route the supply wiring through the rubber grommet or liquid-tight conduit fitting located at the bottom or rear of the base. | Parameter | Measurement | | :--- |
Always disconnect the main power supply before handling any electrical wiring to prevent electrical shock or damage to the unit.
Rated AC/DC power transformer tailored specifically for this model’s voltage requirements. Internal component failure
[ VALVE 1 ] ---> Controls Closing Speed (180° to 15°) [ VALVE 2 ] ---> Controls Latching Speed (15° to 0°) Valve 1: Closing Speed Adjustment
If the alarm sounds, treat it as a real emergency, even if you do not smell anything. 2. What is the SD-103? Safeguard SD-103 Go to product viewer dialog for this item.
A3: No. The standard Safeguard SD-103 is equipped with a permanent-code mechanical lock, which is not user-changeable. The model SD-103T may feature a different lock system. If you need a changeable code, please verify the exact model you own.
Complete Guide and User Manual for the Safeguard SD 103 Smoke Detector