# 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 is a reliable and efficient solution. Designed to meet the highest standards of safety and performance, this surge arrester is ideal for a wide range of applications. Below, we delve into its specifications and features to help you understand why it stands out in the market.

## Key Specifications

The 25ka Surge Arrester 25GR 4P Type 1 boasts a range of impressive specifications that make it a top choice for surge protection:

– **Maximum Discharge Current (Imax):** 25kA
– **Nominal Discharge Current (In):** 10kA
– **Voltage Protection Level (Up):** ≤ 2.5kV
– **Rated Voltage (Uc):** 320V AC
– **Number of Poles:** 4
– **Type:** Type 1
– **Operating Temperature Range:** -40°C to +80°C
– **Housing Material:** Thermoplastic, UL94 V-0
– **Mounting:** DIN Rail Mounting

## Features

The 25ka Surge Arrester 25GR 4P Type 1 is packed with features that ensure optimal performance and durability:

– **High Discharge Capacity:** With a maximum discharge current of 25kA, this surge arrester can handle significant transient overvoltages, providing robust protection for your electrical systems.
– **Type 1 Classification:** As a Type 1 surge arrester, it is designed to protect against direct lightning strikes, making it suitable for installation at the service entrance of buildings.
– **Compact Design:** The compact and lightweight design allows for easy installation and integration into existing electrical panels.
– **Durable Housing:** The thermoplastic housing is flame-retardant and meets UL94 V-0 standards, ensuring long-term reliability and safety.
– **Visual Status Indicator:** Equipped with a visual status indicator, this surge arrester allows for quick and easy monitoring of its operational status.
– **Wide Operating Temperature Range:** With an operating temperature range of -40°C to +80°C, it is suitable for use in a variety of environmental conditions.

## Applications

The 25ka Surge Arrester 25GR 4P Type 1 is versatile and can be used in a variety of applications, including:

– **Residential Buildings:** Protects household electrical systems from lightning-induced surges.
– **Commercial Buildings:** Safeguards sensitive electronic equipment in offices and retail spaces.
– **Industrial Facilities:** Ensures the reliability of machinery and control systems in industrial environments.
– **Telecommunications:** Protects communication networks from transient overvoltages.

## Conclusion

The 25ka Surge Arrester 25GR 4P Type 1 is a high-performance surge protection device that offers robust protection against transient overvoltages. With its impressive specifications, durable design, and wide range of applications, it is an excellent choice for anyone looking to safeguard their electrical systems. Whether for residential, commercial, or industrial use, this surge arrester delivers reliable performance and peace of mind.