# BR-40 2P Type 2 40kA Surge Protective Device for TNS Systems
## Introduction to Surge Protection
Electrical surges can cause significant damage to sensitive electronic equipment and disrupt critical operations. The BR-40 2P Type 2 40kA Surge Protective Device (SPD) offers robust protection for TNS (Terra Neutral Separate) electrical systems against transient overvoltages.
## Key Features of the BR-40 SPD
The BR-40 SPD stands out with its impressive specifications:
– 40kA maximum discharge current (Imax)
– Type 2 classification according to IEC 61643-11
– 2-pole design for TNS systems
– Compact and easy-to-install form factor
– Visual status indication for quick monitoring
## Technical Specifications
Parameter | Value
Nominal Voltage (Un) | 230/400V AC
Maximum Continuous Operating Voltage (Uc) | 320V AC
Voltage Protection Level (Up) | ≤1.5kV
Response Time | <25ns
Operating Temperature Range | -40°C to +80°C
## Installation Guidelines
For optimal performance, follow these installation recommendations:
– Mount the device close to the main distribution board
– Ensure proper earthing connections
– Use appropriate cross-section cables (minimum 6mm²)
– Install as close as possible to the protected equipment
– Follow all local electrical codes and regulations
## Applications
The BR-40 2P SPD is ideal for protecting:
– Commercial buildings
– Industrial facilities
– Data centers
– Healthcare institutions
– Residential complexes with sensitive electronics
## Maintenance and Monitoring
Regular inspection of the BR-40 SPD is recommended:
– Check visual status indicators monthly
– Test functionality annually
– Replace if the status indicator shows end-of-life
– Keep records of installation and maintenance dates
## Why Choose the BR-40 for TNS Systems?
The BR-40 offers several advantages for TNS installations:
– Specifically designed for TNS earthing arrangements
– High energy handling capacity
– Fast response to transient voltages
– Reliable performance in harsh environments
– Cost-effective protection solution
## Conclusion
The BR-40 2P Type 2 40kA Surge Protective Device provides essential protection for TNS electrical systems against damaging voltage surges. Its robust design, high performance specifications, and ease of installation make it an excellent choice for safeguarding critical electrical infrastructure.
