Safeguard your home's electrical system with this 4P 20KA-40KA house surge protector, a DIN rail-mounted device engineered for robust low-voltage thunder protection. It features a high discharge capacity of up to 40kA, ensuring reliable defense against voltage spikes from lightning strikes and grid surges to protect sensitive electronics and appliances. Features and Benefits
- 20KA to 40KA Surge Discharge Capacity - Provides a wide safety margin to absorb and divert massive electrical surges, preventing damage to connected equipment.
- 4-Pole (4P) Design - Offers comprehensive protection for all live conductors (L1, L2, L3, N) in a three-phase system, ensuring complete circuit safety.
- DIN Rail Mounting - Enables quick, secure, and standardized installation within any household or commercial electrical distribution panel for a clean, professional setup.
- Low Voltage Protection (Up to 440V AC) - Specifically designed for standard residential and light commercial power networks, offering targeted surge suppression.
- Thermal and Overcurrent Protection - Integrated safety mechanisms automatically disconnect the device in case of overload, preventing failure and fire risk. Applications
- Residential Electrical Panels - Installs in the main service panel to provide whole-house surge protection for appliances, HVAC systems, and home electronics.
- Small Business and Workshop Power Distribution - Safeguards valuable tools, machinery, and office equipment from damaging power fluctuations.
- Renewable Energy System Integration - Protects inverters and controllers in solar or wind power installations from induced lightning surges.
- Farm and Outbuilding Power Supplies - Ensures reliable protection for pumps, lighting, and equipment in detached structures vulnerable to lightning. Note: For optimal performance, this device should be installed by a qualified electrician in accordance with local electrical codes. It is designed as a Type 2 surge protective device (SPD) for installation after the main breaker.
Housing Material: Thermoplastic (PA66). Voltage Protection Level (Up): ≤ 1.5 kV. Maximum Continuous Operating Voltage (Uc): 275 V AC. Nominal System Voltage (Un): 230/400 V AC. Application: Low-voltage Surge Protection Device (SPD). Connection Type: Screw Terminal. Maximum Discharge Current (Imax): 40 kA. Mounting Type: DIN Rail. Nominal Discharge Current (In): 20 kA. Operating Temperature Range: -40°C to +85°C. Pole Configuration: 4P. Protection Class: IP20. Protection Mode: Common and Differential Mode. Response Time: < 25 ns. Short-Circuit Current Rating (Isc): 25 kA. Standards Compliance: IEC 61643-11, EN 61643-11. Status Indication: Visual (Green/Red). Terminal Cross-Section: 1.5 mm² to 35 mm². Height Above Rail: ~90 mm (typical). Width (Modular): 72 mm (4 modules, 18mm per module). Housing Material: Thermoplastic (UL94 V-0 rated). Maximum Continuous Operating Voltage (Uc): 275V AC (L-N), 320V AC (N-PE). Rated Voltage (Un): 230/400V AC. Voltage Protection Level (Up): ≤ 1.5 kV (typical for this class). Operating Temperature Range: -40°C to +80°C. Storage Temperature Range: -40°C to +85°C. DIN Rail Compatibility: EN 60715 TH35 (35mm symmetrical rail). Relative Humidity: ≤ 95% (non-condensing). Follow Current Interrupting Rating: Yes. IP Rating: IP20 (for enclosure). Short-Circuit Current Rating (Isc): 25 kA (typical). Standards Compliance: IEC 61643-11, EN 61643-11. Auxiliary Contact: Not included (inferred from standard design). Connection Type: Screw Terminal. Depth Behind Rail: ~70 mm (typical). Maximum Discharge Current (Imax): 40 kA. Mounting Type: DIN Rail Mount. Nominal Discharge Current (In): 20 kA. Nominal Fuse Recommendation: 63A gL/gG (typical backup protection). Number of Poles: 4P (Four Poles). Product Type: Surge Protective Device (SPD) / Low-voltage Arrester. Protection Mode: L-N, N-PE (Type 2 / Class C). Protection Status Indication: Visual (mechanical flag or color indicator). Remote Signaling Capability: Not included (inferred from standard design). Response Time: < 25 ns. Terminal Torque: 2.0 Nm (typical). Q: What are the specifications and dimensions of this 4P 20KA-40KA surge protector? A: This is a 4-pole (4P) low-voltage surge arrester with a discharge capacity ranging from 20kA to 40kA, designed for mounting on a standard DIN rail. Specific dimensions are not provided, but it is a compact device suitable for installation in residential and commercial electrical distribution panels.. Q: How durable is this house surge protector for long-term thunder protection? A: This arrester is built for reliable, long-term protection against voltage spikes from lightning and other sources. It features robust construction with quality components designed to withstand repeated surge events within its specified 20kA-40kA range, ensuring consistent performance.. Q: Is this DIN rail surge protector compatible with my home's electrical panel? A: Yes, this 4P low-voltage protector is designed for universal compatibility with standard DIN rail mounting systems found in most modern residential and light commercial electrical panels. It is intended to protect 3-phase + neutral electrical systems from surge damage.. Q: Does this thunder protection device come with a warranty or guarantee? A: Warranty details for this specific product are not provided. We recommend checking the product listing or contacting the seller directly for information on any manufacturer's warranty or satisfaction guarantee that may apply.. Q: Is this 20KA-40KA surge arrester a good value compared to other options? A: Yes, this offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. It delivers reliable performance for regular use, providing essential surge protection for household and light industrial electrical systems at a competitive price point..