25ka Surge Arrester 25GR 4P Type 1 Specifications and Features

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25ka Surge Arrester 25GR 4P Type 1 Specifications and Features

When it comes to protecting electrical systems from transient overvoltages, the 25ka Surge Arrester 25GR 4P Type 1 stands out as a reliable solution. Designed for robust performance, this surge arrester is ideal for industrial and commercial applications where high surge current protection is required.

Key Specifications

The 25ka Surge Arrester 25GR 4P Type 1 offers the following technical specifications:

• Nominal Discharge Current (In): 25kA
• Maximum Discharge Current (Imax): 50kA
• Voltage Protection Level (Up): 1.5kV
• Rated Voltage (Uc): 275V
• Number of Poles: 4P (4-pole)
• Type: Type 1 (Class I)
• Operating Temperature Range: -40°C to +80°C

Main Features

This surge protection device comes with several notable features that make it an excellent choice for surge protection:

• High Surge Current Capacity: With a 25kA nominal discharge current, it can handle significant surge events.
• Type 1 Protection: Designed to protect against direct lightning strikes, making it suitable for installation at the service entrance.
• Compact Design: The 4-pole configuration allows for efficient space utilization in electrical panels.
• Visual Status Indication: Equipped with an indicator that shows the operational status of the device.
• Durable Construction: Built to withstand harsh environmental conditions with a wide operating temperature range.

Applications

The 25ka Surge Arrester 25GR 4P Type 1 is particularly suitable for:

• Main distribution boards in commercial buildings
• Industrial power supply systems
• Telecommunication infrastructure
• Any application requiring Type 1 surge protection

With its combination of high performance and reliability, this surge arrester provides essential protection for critical electrical systems against damaging voltage spikes.