Mersen is a global leader in overvoltage protection devices!
Understanding the importance, and the benefits of surge protection devices within the industrial environment is crucial.
Leading manufacturer Mersen just does that by providing a wide range of innovative solutions targeting industrial, commercial, and residential applications.
Mersen Surge protection solutions are a range of devices, components and systems, which includes the Surge-Trap series that can be mounted onto DIN-Rail. Also offering advice and consulting services.
Mersen has a world-class surge protection test platform with laboratories holding accreditations for both IEC/EN 61643-11 (Terrassa) and UL 1449 3rd ed (Newburyport), which is why they have a reputable name for its safe and reliable products.
Surge protection is always recommended as these devices can help prevent loss or damage to delicate electronic equipment. The BS7671 18th Edition Standards advise and recommend the installation of electrical protection in industrial environments.
Mersen's Surge Trap Range
The Surge-Trap series mentioned is one of Mersen’s key product lines!
Typical features:
DIN-rail mounting (standard in electrical panels)
Modular design for easy replacement
Suitable for different voltage levels and system types
Options for Type 1, Type 2, and Type 3 protection (depending on installation point)
In simple terms:
Type 1 → protects against direct lightning strikes
Type 2 → protects against indirect surges (most common in buildings)
Type 3 → protects sensitive end devices
SURGE-TRAP® MODULAR
Surge-Trap® Modular Surge Protective Device (SPD) is a no-fuse, fail-safe surge suppressor featuring Mersen’s patented TPMOV® technology inside.
The Surge-Trap Modular SPD has a high short circuit rating and a thermally protected MOV, which eliminates the need for additional overcurrent protection devices.
Features and benefits
• Easy installation or retrofit
• DIN-rail mountable
• Fail-safe, self-protected design
• Remote indicator (optional)
• Visual indicator
• IP20 finger-safe design
• Small footprint
• No additional overcurrent protection devices are required
SURGE-TRAP® PLUGGABLE
Surge-Trap® Pluggable Surge Protective Device (SPD) is a no-fuse, fail-safe surge suppressor featuring Mersen’s patented TPMOV® technology inside. Mersen surge trap pluggable device is produced entirely by Mersen, with a thermal disconnection system. Use of the best materials and components.
The new Mersen has developed an optimised disconnection system for end-of-life. The Surge Trap pluggable device complies with disconnection tests of the standards for protectors for photovoltaic applications.
Features and benefits
• Maximum discharge current (8/20μs): 40kA per phase
• Nominal discharge current (8/20μs): 20kA per phase
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