500VDC T2 Surge Protective Device with 40kA Discharge Capacity

This surge protective device is designed for 500VDC electrical systems, providing reliable protection against transient overvoltages and lightning strikes. The unit features a practical design with grey background and orange accents on its 2P configuration, ensuring clear visibility in electrical enclosures. With a maximum discharge capacity of 40kA and T2 classification, the device offers effective surge protection for mediumvoltage DC applications. The plastic housing provides adequate electrical insulation and meets basic safety standards for surge protective devices.

product details

Detailed picture

Key Features and Advantages

The device provides standard discharge current protection of 20kA, maintaining consistent performance under normal operating conditions. The T2 classification indicates compliance with international standards for handling indirect lightning effects. The integrated thermal protection enables automatic disconnection during overload situations, while the visual status indicator offers basic operational feedback. The color scheme allows for easy identification in electrical panels, and the DIN rail mounting supports straightforward installation.

Application Scenarios

This surge protective device is suitable for various mediumvoltage DC applications, including solar power systems, industrial control circuits, and telecommunications equipment. It provides protection for inverters, control systems, and monitoring devices in renewable energy applications. The unit can also be used in building management systems and industrial automation applications where basic surge protection is required for 500VDC systems.

Technical Specifications

Maximum discharge current: 40kA (8/20μs)

Standard discharge current: 20kA (8/20μs)

Type: T2

Rated voltage: 500VDC

Protection Level: ≤4.0kV

Number of poles: 2P

Housing material: Plastic

Color scheme: Grey background with orange accents

Protection mode: Linetoground

Response time: <25ns

Operating temperature range: -45°C to +85°C

Connection method: Screw terminals

Mounting: 35mm DIN rail

Standards compliance: IEC 61643-11

Performance Characteristics

The device maintains stable performance characteristics, providing consistent surge protection for 500VDC systems. The design focuses on reliability and basic safety features, ensuring proper operation in various applications. The product meets relevant international standards for surge protective devices, offering adequate protection against transient overvoltages. The practical design makes it suitable for basic surge protection requirements in mediumvoltage DC applications.