Wholesale 24VDC T2 Surge Protective Device with 40kA Maximum Discharge Capacity Suppliers, Manufacturer

This 3pole T2 class surge protective device is engineered to provide reliable overvoltage protection for 24VDC electrical systems. Designed with a distinctive red plastic housing, this device offers comprehensive protection for DC power lines against transient surges and lightninginduced overvoltages. With a maximum discharge capacity of 40kA, this protector effectively safeguards sensitive lowvoltage electrical equipment from damage caused by lightning strikes and electrical surges. The product meets international standards for surge protective devices and is particularly suitable for applications where reliable lowvoltage DC system protection is required.

Product Description

Key Features and Advantages

The device features a standardized discharge current of 20kA, ensuring consistent performance under repeated surge conditions. Its T2 classification confirms compliance with international standards for surge protection equipment, specifically designed to handle indirect lightning effects and switching surges in electrical distribution systems. The 24VDC rating makes it ideal for various low-voltage DC applications where precise surge protection is essential.

The three-pole configuration provides complete protection for positive, negative, and ground lines, ensuring comprehensive system protection. The red plastic housing offers excellent electrical insulation properties and high visibility for easy identification in electrical enclosures. Integrated thermal protection automatically disconnects the unit during overload conditions, while a clear visual status indicator allows for quick assessment of the device's operational condition.

Application Scenarios

This protective device is particularly suitable for industrial control systems, including PLCs, sensors, and automation equipment operating at 24VDC. It provides essential protection for security and surveillance systems, access control systems, and emergency lighting systems. The unit is also appropriate for telecommunications equipment, base station power systems, and low-voltage DC power supplies in various electronic devices.

Additional applications include protection for automotive testing equipment, laboratory instruments, and low-voltage power distribution systems. The device is also used in renewable energy systems, particularly in monitoring and control circuits of solar power installations. Its compact design and reliable performance make it suitable for both indoor and sheltered outdoor applications when properly enclosed.

Technical Specifications

Max Discharge Current:40kA (8/20μs)
Standard Discharge Current:20kA (8/20μs)
Type:T2
Rated Voltage:24VDC
Protection Level:≤4.0kV
Housing Material:Plastic (UL94 V0 compliant)
Housing Color:Red
Response Time:<25ns
Temperature Range:-45°C to +80°C
Mounting:DIN rail (35mm)
Standards:IEC 61643-11
Protection Degree:IP20

Performance Characteristics: The device maintains stable performance characteristics throughout its service life, demonstrating consistent surge handling capability under various environmental conditions. The design emphasizes reliability and safety, incorporating features that ensure proper operation in low-voltage DC systems. The product meets relevant international standards for surge protective devices, providing assurance of quality and performance for electrical system protection applications. The red housing provides both safety visibility and easy identification in complex electrical panels, while the compact design allows for efficient use of space in control cabinets and distribution boxes.

Detailed Product Gallery

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Frequently Asked Questions

What is the nominal discharge current of this 24VDC SPD?
The device has a standard discharge current of 20kA (8/20μs) and a maximum discharge current capability of 40kA.
How does the status indicator work?
The device includes a clear visual status indicator on the front panel, allowing users to quickly verify the operational condition and detect if a replacement is needed.
What type of mounting does this surge protector use?
It is designed for easy installation on standard 35mm DIN rails, making it compatible with most industrial control cabinets and distribution boxes.
Can this device be used for solar power monitoring?
Yes, it is highly suitable for monitoring and control circuits in renewable energy systems, specifically solar power installations operating at 24VDC.
What is the response time for surge events?
The device offers high-speed protection with a response time of less than 25 nanoseconds (<25ns).
Is the housing material fire-resistant?
Yes, the red plastic housing is made of material that is UL94 V0 compliant, ensuring high electrical insulation and fire-retardant properties.

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