Product Overview
- Type: Thyrite® Metal-Oxide Varistor (MOV) SPD (Surge Protective Device)
- Rated Voltage: 6.5 kV (as per model “TA25DU-6.5M”)
Application:
- Low-voltage (LV) surge protection (IEC 61643-11)
- Designed for industrial, commercial, and renewable energy systems
- Protects control panels, instrumentation, telecom, and automation equipment
Standards Compliance:
- IEC 61643-11 (Type 2 SPD)
- UL 1449 4th Edition (US standard)
- EN 61643-11 (European standard)
Key Specifications
- Parameter Value
Max. Continuous Operating Voltage (Uc) 6.5 kV AC
Nominal Discharge Current (In) 10 kA (8/20 μs)
Max. Discharge Current (Imax) 20 kA (8/20 μs)
Protection Level (Up) ≤ 2.5 kV (at In)
Response Time < 25 ns
Mounting DIN Rail (35mm)
Connection Screw terminals
Housing Material Flame-retardant (UL94 V-0)
Product Features
- High energy handling (up to 40kA 8/20μs)
- Visual status indicator (green/red LED for monitoring)
- Thermal disconnector (safe failure mode)
- Compact design (space-saving DIN rail mounting)
- Low let-through voltage (optimal protection for sensitive electronics)
Ordering & Availability
- ABB Part No.: 1SAZ211201R2038
- Model No.: TA25DU-6.5M
- Packaging: Typically sold as single units
