# BR-20 2P Type 2 20kA Surge Protective Device for TNS Systems
## Introduction to Surge Protection
In today’s world of advanced electrical systems, protecting sensitive equipment from power surges is more important than ever. The BR-20 2P Type 2 20kA Surge Protective Device (SPD) offers reliable protection for TNS (Terra Neutral Separate) electrical systems against transient overvoltages.
## Key Features of BR-20 2P SPD
The BR-20 2P Type 2 SPD boasts several impressive features:
– 20kA discharge capacity per phase
– Designed specifically for TNS systems
– Compact and easy-to-install design
– Visual status indicators
– Thermal disconnection protection
## Why Choose This SPD for TNS Systems?
TNS systems require specialized protection due to their unique earthing arrangement. The BR-20 2P is specifically engineered to handle the characteristics of TNS configurations, providing optimal protection against:
– Lightning-induced surges
– Switching transients
– Electrical fast transients
– Other power quality issues
## Installation and Maintenance
Installing the BR-20 2P is straightforward:
1. Mount the device near the main distribution board
2. Connect to the phase and neutral conductors
3. Ensure proper earthing connection
4. Verify operation through status indicators
Regular visual inspections are recommended to ensure continued protection.
## Technical Specifications
Parameter | Value
Type | Type 2
Nominal Discharge Current (In) | 20kA
Voltage Protection Level (Up) | <1.5kV
Response Time | <25ns
Operating Temperature | -40°C to +80°C
## Conclusion
The BR-20 2P Type 2 20kA Surge Protective Device provides essential protection for TNS electrical systems. Its robust design, high discharge capacity, and system-specific engineering make it an excellent choice for safeguarding sensitive equipment against damaging power surges.
