Mersen STP347P07 The Mersen Surge-Trap Pluggable STP Series Surge Protective Device (SPD), SKU STP347P07…
Alternate Item Number: STP347P07
UPC: 782001477967
Contact for Pricing
Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.
Overview
- Failsafe surge suppressor for industrial control panels
- Features Mersen’s TPMOV® technology for self-protection
- Eliminates need for additional overcurrent protection
- DIN-rail mountable with a compact footprint
- Includes visual indicator and optional remote indicator
Specifications
Application | Industrial Control Panels Water treatment Smart grid & LV Metering Traffic / ITS applications. Intended for use on a wide range of low voltage applications inside appropriate enclosures |
Connection | Box |
Frequency Rating | 50/60 HZ |
Material | PET (Polyethelene Terphthalate) |
Mounting | DIN Rail |
Mounting Type | DIN-Rail |
Operating Temperature, Maximum | 185 F |
Operating Temperature, Maximum | 85 C |
Operating Temperature, Minimum | -40 F |
Operating Temperature, Minimum | -40 C |
Phase | 1 |
Response Time | <25 |
Series | STP |
Size | 4.19 x 0.69 x 2.81;106.426 x 17.526 x 71.374 in;mm |
Special Features | Easy installation or retrofit DIN-rail mountable Fail-safe, self-protected design Remote indicator Visual indicator IP20 finger-safe design Small footprint No additional overcurrent protection devices required Easy to replace modules 2-year warranty |
Special Features | Designed with industry leading Mersen TPMOV technology Easy installation or retrofit Reversible chassis allows cable entry from top or bottom Replaceable modules with mechanical coding to avoid replacement errors 5-year warranty |
Standard | ANSI/UL 1449 5th Edition, Open Type 1 SPD Listed, File E210793 ANSI/IEEE C62.41.1, C62.41.2, C62.45 CSA C22.2 No. 269 Certified, File 162842 RoHS Compliant |
Standard | ANSI/UL 1449 5th Edition, Type 1 Component Assembly SPD, File E210793 CSA C221331certified Type 4-1, File 80032802 ANSI/IEEE C62.41.1, C62.41.2, C62.45 RoHS Compliant |
Type | DIN-RAIL UL CSA TYPE 1 |
UL SPD Type | Type 1 Component Assembly |
Package Dimensions (L x W x H) | 4.19 in x 0.69 in x 2.81 in |
Package Dimensions (L x W x H) | 106.426 mm x 17.526 mm x 71.374 mm |
Package Weight (Imperial) | 0.340 lb |
Package Weight (Metric) | 0.154 kg |
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Frequently Asked Questions
What is the surge current rating for the STXR Series?
The STXR Series has a surge current rating of 50kA per phase and per mode.
What is the operating temperature range for Mersen Surge-Trap devices?
The operating and storage temperature range for Mersen Surge-Trap devices is –40ºF (–40ºC) to +185ºF (85ºC).
What is the response time of Mersen Surge-Trap devices?
The response time for Mersen Surge-Trap devices is less than 1 nanosecond per phase.
What is the Short Circuit Current Rating (SCCR) for STZ, STXT, and STXP series?
The Short Circuit Current Rating (SCCR) for the STZ, STXT, and STXP series is 200kA.
What is the warranty period for the Surge-Trap STZ Series?
The Surge-Trap STZ Series comes with a 15-year product warranty.
What is the warranty period for the Surge-Trap STXT and STXP Series?
The Surge-Trap STXT and STXP Series have a 10-year manufacturer's warranty.
What is the warranty period for the Surge-Trap STXR Series?
The Surge-Trap STXR Series offers a 5-year manufacturer's warranty.
What does TPMOV technology do in Mersen surge protectors?
TPMOV technology safely disconnects the device during sustained overvoltage events, preventing overheating and failure.
What is the nominal discharge current for Surge-Trap devices?
The nominal discharge current (In) for Surge-Trap devices, using an 8x20 μs waveform, is 20kA.
What are the available enclosure options for the STZ Series?
The STZ Series offers NEMA 1 / 12 / 3R / 4 / 4X Stainless Steel enclosure options for internal and external mounting.
How to Install the STP347P07 Surge Protective Device
This guide provides step-by-step instructions for installing the STP347P07 Surge Protective Device (SPD) to protect your equipment from transient overvoltages.
Estimated time: 45m
Tools needed:
Screwdriver, Wire strippers, Multimeter
Supplies needed:
Mounting screws, Terminal connectors
- Verify system compatibility
Confirm that the system voltage and configuration match the SPD voltage and configuration before proceeding with the installation.
- Turn off power
Turn off all power supplying the equipment and ensure that all sources are de-energized to prevent electrical shock.
- Mount the SPD
Mount the SPD onto a 35mm DIN rail by hooking the line side over the rail and pushing the load side until the spring-loaded clip clicks into place.
- Make electrical connections
Connect the electrical wires to the SPD, ensuring that the interconnecting wire is kept as short as possible and avoiding any bends with a radius less than 100mm (4 inches).
- Install optional auxiliary micro-switch
If desired, install the auxiliary micro-switch by following the manufacturer's instructions for proper placement and connection.
- Verify installation
Use a multimeter to check all connections and ensure that the SPD is properly installed and ready for operation.
Frequently Asked Questions about Mersen
What industries and applications are Mersen products used for?
Mersen products are used across diverse industrial sectors including solar power, electric vehicles, buildings/construction, industrial automation, power distribution, HVAC, elevators, telecommunications, and specialty manufacturing. Key application areas include circuit protection, surge protection, battery module protection, electrical safety systems, and power management for residential, commercial, and utility-scale installations.
What are the main product lines offered by Mersen?
Mersen offers five primary electrical power product lines: IEC and UL/CSA Fuses and Fusegear, Surge Protection, Low Voltage Disconnect Switches, Power Distribution Blocks, and Engineered Solutions. Their comprehensive range includes specialized components like high-speed fuses, modular fuse holders, surge arresters, and custom-engineered electrical protection systems for industrial and power management applications.
What are the key features of Mersen products?
Mersen products feature advanced electrical protection and power management solutions with key characteristics including finger-safe design, compact modularity, and high-performance safety features. Their product lines span electrical power components like fuses, surge protection, power distribution blocks, and specialized solutions for industrial, solar, and building applications. Critical features include UL/CSA approvals, high short-circuit current ratings, and innovative technologies like the Fuse Control™ program that minimize electrical risks and optimize system performance.
What environmental ratings do Mersen products have?
Mersen products meet rigorous environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13, CSA Type 1, 2, 3, 4, 4X, 12, and 13, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They feature IEC 60529 IP66 protection, with enhanced UV inhibitors for outdoor weathering and operating temperatures ranging from -40°C to 130°C (-40°F to 266°F). These ratings ensure superior protection in wet, corrosive, and challenging industrial environments.
What accessories are available for Mersen products?
Mersen offers multiple accessories for their fuse blocks and systems, including safety pullers (DFC3M and DFC3LP), DIN-rail adapters (DRM), bus bars, auxiliary contacts, and specialized mounting hardware. Key accessories include the DFC3M safety puller for 1-1/2" x 13/32" midget or Class CC fuses, the DRM adapter for mounting 303 series fuse blocks on DIN-rail, and UltraSafe fuse module accessories like bus bars and auxiliary contacts that enable module interconnection and monitoring.
How are Mersen products typically installed?
Mersen products are typically installed in electrical distribution systems, control panels, and industrial automation environments using multiple mounting options. These include service entrance panel mounting, distribution panel installation, control panel DIN rail mounting, and custom engineered solutions like Fused Coordination Panelboards. Installation depends on the specific product type, such as fuses, surge protective devices, or switches, and is designed to provide electrical protection and circuit safety in various industrial and commercial applications.
What certifications and standards do Mersen products comply with?
Mersen products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Our products meet rigorous safety and performance standards for industrial applications across North America, China, Russia, and other global markets, ensuring compliance and reliability in electrical power and advanced materials solutions.
What technical support does Mersen offer?
Mersen provides comprehensive technical support through multiple channels, including technical experts located in your time zone who can assist with product selection, application guidance, and troubleshooting. Their Fuse Control™ program offers a free Fuse Inventory Audit & Analysis, and customers can access technical resources through their sales representatives and online platform ep.mersen.com.