China 3P 1000VDC T2 40kA Surge Protective Device 20kA SPD for Lightning Protection Suppliers, Factories

This 3P 1000VDC T2 Surge Protective Device (SPD) is a highperformance solution designed to protect electrical systems from damaging voltage transients caused by lightning strikes and switching surges. Engineered for ultrahigh voltage DC applications, this device ensures the safety and reliability of sensitive equipment by diverting excessive surge currents away from critical components. The SPD is housed in a robust, flameretardant plastic casing (gray color), offering durability and compliance with international safety standards. Its 3pole configuration and 40kA maximum discharge capacity make it ideal for industrial, renewable energy, and infrastructure projects where robust surge protection is essential.

Product Description

Key Features and Advantages

High Surge Capacity

Capable of discharging up to 40kA (8/20μs) surge currents, providing reliable protection against direct and indirect lightning strikes.

T2 Classification

Offers Type 2 (Class II) protection, balancing cost-effectiveness and performance for most electrical environments.

Ultra-High Voltage

Designed for 1000VDC systems, making it highly suitable for solar farms, industrial machinery, and electric vehicle charging stations.

Robust Construction

The plastic housing ensures lightweight yet durable protection, with flame-retardant properties enhancing overall safety.

Easy Installation

Modular design allows for straightforward standard DIN rail mounting, drastically reducing installation time and costs.

Status Indicators

Integrated visual LEDs provide real-time operational status, including end-of-life alerts for timely maintenance.

Wide Temp Range

Operates reliably in environments from -45°C to 85°C, ensuring consistent high performance in extreme conditions.

Application Scenarios

Solar Power Systems

Protects inverters, combiner boxes, and monitoring equipment in large-scale photovoltaic installations.

Industrial Automation

Safeguards PLCs, variable speed motor drives, and delicate control systems in manufacturing plants.

EV Infrastructure

Ensures the longevity and continuous service of DC fast-charging stations and local power distribution networks.

Telecommunications

Provides robust surge protection for base transceiver stations, data centers, and advanced communication equipment.

Railway & Transit

Shields signaling systems, traction networks, and electrified rail infrastructure from electrical transients.

Energy Storage Systems

Protects battery management systems (BMS) and DC power converters in demanding ESS applications.

Technical Specifications

Maximum Discharge Current (Imax) 40kA (8/20μs)
Nominal Discharge Current (In) 20kA (8/20μs)
Protection Level (Up) ≤ 4.0kV
Rated Voltage 1000VDC
Type T2 (Class II)
Poles 3P
Housing Material Flame-Retardant Plastic (UL94 V0)
Color Gray
Operating Temperature -45°C to +85°C
Response Time < 25ns
Protection Mode L+ / L- / PE
Mounting DIN Rail (35mm)
Standards Compliance IEC 61643-11, EN 61643-11
This Surge Protective Device combines advanced technology with practical design, delivering unmatched protection for high-voltage DC systems. Its exceptional surge handling capacity, rugged construction, and versatile applications make it an indispensable component for modern electrical infrastructure.

Detailed Pictures

Frequently Asked Questions

Q1: What is the maximum surge current capacity of this Surge Protective Device?

This surge protector is designed with a high surge handling capacity, capable of discharging maximum surge currents of up to 40kA (8/20μs) and nominal currents of 20kA (8/20μs). It provides robust Class II protection against both direct and indirect lightning strikes.

Q2: What applications is this 1000VDC SPD most suitable for?

Thanks to its 1000VDC system compatibility, it is ideal for high-voltage applications such as solar power systems (combiner boxes, inverters), industrial automation (PLCs, control cabinets), EV fast-charging infrastructures, telecommunications base stations, electrified transportation networks, and battery energy storage systems (BMS).

Q3: How does the visual status indicator system benefit maintenance teams?

The device features integrated visual LEDs that show the real-time operational status. They provide immediate, clear diagnostics, including end-of-life warnings, allowing maintenance personnel to replace worn modules proactively and avoid system downtime.

Q4: How is the device installed and mounted?

The SPD features a modular design meant for straightforward 35mm DIN rail mounting. This design makes integration into standard electrical cabinets quick and cost-effective, saving setup time.

Q5: Can this surge protector operate reliably under extreme weather conditions?

Yes, the unit is constructed using a high-quality flame-retardant plastic housing (UL94 V0 rating) and features an impressive operational temperature range from -45°C to +85°C, ensuring robust performance under harsh outdoor and industrial climates.

Q6: Which safety and industrial standards does this SPD comply with?

This product fully complies with international safety standards IEC 61643-11 and EN 61643-11, assuring users that it meets stringent specifications for surge protection and operational safety.

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