Mersen Brand Fuse Surge Protection Device 83120138 STPT12-7K275V-4PG

Series: Surge-Trap® Pluggable STPT12 Series – 12.5kA
Type: SPD Type 1+2
Current Rating: 12.5kA
Voltage Rating: Uc275V
Configuration: 3+1 TT, 4 Poles, 4 Modules
Mounting: Pluggable
Standards: IEC 61643-11, EN 61643-11

Key Features & Benefits

Comprehensive Protection:
The STPT12-7K275V-4PG series offers combined Type 1+2/Class I+II protection, making it suitable for discharging lightning currents and safeguarding against voltage surges. It complies with the stringent EN/IEC 61643-11 standards, ensuring reliable performance in various installations.

Robust Discharge Capabilities:

• Lightning Impulse Current: 12.5kA per phase (10/350μs)
• Maximum Discharge Current: 50kA per phase (8/20μs)
• Nominal Discharge Current: 20kA per phase (8/20μs)

Versatile Network Compatibility:
Compatible with TNS, TNC, TT, and IT networks, the device supports a range of voltage configurations, including 60V, 120/208V, 230/400V, 277/480V, and 400/690V.

Easy Installation and Maintenance:
The pluggable, DIN-rail mountable format simplifies installation. The device features visual and remote end-of-life indicators, ensuring timely maintenance. The reversible chassis design allows for flexible cable entry from either above or below.

Safety and Reliability:
Mechanically coded cartridges prevent replacement errors, enhancing safety. The device includes a 200 A gG back-up fuse, providing additional protection.

Applications

Industry and Automation:
Ideal for protecting industrial and automation systems from surge damage, ensuring uninterrupted operations and equipment longevity.

Commercial and Residential Installations:
Offers reliable surge protection for commercial buildings and residential properties, safeguarding electrical infrastructure and connected devices.

Telecom & IT & Data Centers:
Ensures the safety and functionality of telecom infrastructure, IT equipment, and data centers by preventing surge-related disruptions and damage.

Water Treatment:
Protects critical water treatment facilities from electrical surges, maintaining system reliability and efficiency.

Smart Grid & LV Metering:
Essential for smart grid applications and low voltage metering, providing robust protection against voltage surges in advanced electrical networks.

Photovoltaic & Wind:
Ensures the safety and efficiency of renewable energy installations, protecting photovoltaic and wind systems from surge damage.

The Mersen STPT12-7K275V-4PG is an essential component for ensuring comprehensive surge protection across a wide range of applications, combining ease of use, robust performance, and compliance with international standards.

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