Mersen SP745PV Surge-Trap® Pluggable SPD provides advanced overvoltage protection. Utilizing Mersen's…
Alternate Item Number: 782001426507
UPC: 782001426507
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Contact for Pricing
Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.
Overview
- TPMOV® technology eliminates need for external fuses or fuse holders
- 875V PV-rated surge protection for photovoltaic systems
- 75kA surge capacity (Imax) with 200kA SCCR for robust performance
- Pluggable design enables quick module replacement without rewiring
- Visual (Green/Red) and remote (Form C Dry Contacts) status indicators
Specifications
Application | AC/DC distribution Power supplies Industrial automation Telecommunications Motor controls and starter systems Programmable logic controller (PLC) applications Power transfer equipment HVAC applications AC drives UPS systems Security systems IT / Data centers Medical equipment |
Brand Name | Mersen |
Connection Type | DIN-rail mount |
Current Rating | 75 kA |
Frequency | 50/60 Hz |
IP Rating | IP20 |
Material | Poly |
Mounting Type | 35mm DIN-rail |
Series | Surge-Trap Pluggable SPD |
Short Circuit Rating | 200 kA |
Short-Circuit Rating | 200 kA |
Special Features | Easy installation or retrofit DIN-rail mountable Fail-safe /self-protected design Remote indicator (optional) Visual indicator IP20 finger-safe design 2 year warranty No additional overcurrent protection devices needed Easy to replace modules |
Standard | UL 1449 Third Edition Approved, File No E210793 Type 1 Component Assembly IEC 61643-1 RoHS compliant ANSI/IEEE C62.41 CE |
Sub Brand | Surge-Trap® |
Type | Surge-Trap® SPD |
Voltage Rating | 745 VAC |
Voltage Rating | 875 V |
Package Dimensions (L x W x H) | 3 IN x 2.06 IN x 1.19 IN |
Package Dimensions (L x W x H) | 7.62 cm x 5.2324 cm x 3.0226 cm |
Package Weight (Imperial) | 0.131 L |
Package Weight (Metric) | 0.059 kg |
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Frequently Asked Questions
What is the operating temperature range for the Surge-Trap SPD?
The operating and storage temperature range for the Surge-Trap SPD is from -40ºC to +85ºC.
What type of mounting is required for the Surge-Trap SPD?
The Surge-Trap SPD is DIN-rail mountable, specifically on a 35mm DIN-Rail.
Does the Surge-Trap SPD require additional overcurrent protection?
No, the Surge-Trap SPD has a high short circuit rating and a thermally protected MOV, eliminating the need for additional overcurrent protection devices.
How can I tell if the Surge-Trap SPD has reached its end of life?
The Surge-Trap SPD has a visual indicator where RED signifies End of Life. A remote indicator option is also available.
What is the degree of protection for the Surge-Trap SPD?
The Surge-Trap SPD has an IP20 finger-safe design, providing a degree of protection of IP20.
What is the maximum continuous operating voltage for the STP2771PGM model?
The maximum continuous operating voltage (MCOV) for the STP2771PGM model is 320 VAC.
What is the nominal discharge current rating (In) for the STP3471PGM?
The nominal discharge current rating (In) for the STP3471PGM is 10kA.
What is the wire range for connecting the Surge-Trap SPD?
The wire range for connecting the Surge-Trap SPD is 6-14AWG for Solid or Stranded Copper (CU) wire.
What is the terminal torque specification for the Surge-Trap SPD?
The terminal torque specification for the Surge-Trap SPD is 14.75 lbs-in.
What is the flammability rating of the Surge-Trap SPD?
The Surge-Trap SPD has a flammability rating of UL94 V0.
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.