The NEW Type T1 T2 2IN1 AC SPD Surge Protective Device delivers robust protection with a combined 10/350μs (7kA) and 8/20μs (20-50kA) surge rating. This 4P DIN-rail mount unit safeguards sensitive electronics and industrial equipment from direct lightning strikes and transient overvoltages, ensuring operational continuity and reducing costly downtime. Features and Benefits
- Type 1 & 2 (T1+T2) 2-in-1 Protection - Provides comprehensive defense against both direct lightning current (10/350μs) and induced transient overvoltages (8/20μs) in a single, space-saving unit.
- High Discharge Capacity (20-50kA 8/20μs, 7kA 10/350μs) - Reliably diverts massive surge currents away from your connected equipment, offering superior protection for valuable assets.
- DIN Rail Mount Design (4P) - Enables quick, secure, and organized installation within any standard electrical panel or industrial control cabinet.
- Visual Status Indicator - Allows for immediate, at-a-glance monitoring of the protective module's operational state for simplified maintenance.
- Robust Construction - Engineered for durability and reliable performance in demanding electrical environments, providing long-term peace of mind. Applications
- Commercial and Industrial Electrical Panels - Protect machinery, PLCs, and control systems from damaging voltage spikes within factories and workshops.
- Office and IT Infrastructure - Safeguard servers, networking equipment, and workstations to prevent data loss and hardware failure.
- Residential Service Entrances and Sub-Panels - Provide whole-home protection for appliances, HVAC systems, and home electronics.
- Renewable Energy Installations - Integrate into solar PV system combiner boxes or inverter inputs to protect critical components from lightning-induced surges.
Connection type: Screw terminal. Maximum discharge current (Imax, 8/20 µs): 50 kA. Mounting type: DIN rail. Nominal discharge current (In, 8/20 µs): 20 kA. Number of poles: 4P. Protection modes: Type 1 + Type 2 (T1+T2). Surge current (Iimp, 10/350 µs): 7 kA. Model number: TZG40-T1T2 4P. Rated voltage: 220/380 V. Certification: CE. Standard: IEC/EN61643-11. Housing Material: Thermoplastic (UL94 V-0 rated, inferred). Maximum Continuous Operating Voltage (Uc): 255V AC (inferred for 230V systems). Voltage Protection Level (Up): ≤ 2.5 kV (typical for this class). Operating Temperature Range: -40°C to +80°C (typical for DIN rail SPDs). Protection Degree (IP Rating): IP20 (typical for DIN rail enclosure). Short-Circuit Current Rating (Isc): 25 kA (inferred standard). Standards Compliance: IEC/EN 61643-11, UL 1449 (inferred). Backup Fuse Recommendation: 125A gL/gG (inferred). Impulse Current (Iimp): 7 kA (10/350 µs wave). Maximum Discharge Current (Imax): 50 kA (8/20 µs wave). Mounting Style: DIN Rail Mount (35mm). Nominal Discharge Current (In): 20 kA (8/20 µs wave). Product Type: 2-in-1 Combined Type 1 + Type 2 Surge Protective Device (SPD). Protection Mode: 4-Pole (L1, L2, L3, N). Response Time: < 25 ns (typical for MOV/gas discharge tube technology). Status Indication: Visual (likely LED indicators). Q: What are the key specifications of the tomzn T1/T2 2IN1 AC SPD Surge Protective Device? A: This device is a 4-pole Type 1+2 combined surge protector. It offers high discharge capacity with 20-50kA (8/20μs) and handles direct lightning currents up to 7kA (10/350μs). It is designed for DIN rail mounting in electrical panels.. Q: How durable and reliable is this tomzn surge protective device for long-term use? A: The tomzn SPD is built with robust components to ensure reliable performance. Its combination of Type 1 and Type 2 protection in one unit is designed for durability against both direct and indirect lightning surges, making it suitable for continuous protection.. Q: Is this tomzn 4P SPD compatible with my home or office electrical system? A: Yes, this 4-pole AC SPD is designed for standard DIN rail installation in residential, commercial, and office distribution boards. It protects 3-phase + neutral electrical systems from power surges, making it ideal for safeguarding sensitive electronics.. Q: Does the tomzn DIN Rail Surge Protective Device come with a warranty or guarantee? A: Warranty details are typically provided by the seller at the point of purchase. For specific warranty length and coverage terms for this SPD, please check the product listing or contact the seller directly before buying.. Q: Is the tomzn 2IN1 AC SPD a good value compared to separate Type 1 and Type 2 devices? A: Yes, this offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. Combining Type 1 and Type 2 protection in a single DIN rail unit saves space and cost while delivering reliable performance for regular use..