Mersen STP240S07M - SPD - Plugable STP 75 Series 120/240V L-N VPR 600V L-N MCOV 175V 75 kA 2-pole MI
Mersen

STP240S07M

Alternate Item Number: STP240S07M

UPC: 782001477752


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Overview

The Mersen Surge-Trap Pluggable STP Series STP240S07M is a compact surge protective device (SPD) engineered for industrial control panels. This unit leverages Mersen’s advanced TPMOV® technology, which eliminates the necessity for supplementary overcurrent protection, simplifying installation and reducing component count. Its no-fuse, failsafe design ensures operational reliability, a critical factor in industrial automation. A visual indicator is integrated for immediate status monitoring, allowing quick assessment of the SPD's health. For enhanced control system integrity, a remote indicator option is available, providing status alerts for critical circuitry. The STP240S07M is designed for demanding industrial environments, featuring a high short circuit current rating. Its space-saving, DIN-rail mountable form factor is ideal for crowded control cabinets. This Mersen SPD, SKU STP240S07M, is manufactured in the US and falls under UNSPSC Code 39121610. It is specifically designed for 24V DC applications, offering robust protection against transient voltage surges.
  • Mersen TPMOV® technology eliminates need for additional overcurrent protection
  • No-fuse, failsafe design for reliable operation
  • Integrated visual indicator for status monitoring
  • Compact, DIN-rail mountable form factor saves space
  • High short circuit current rating for demanding applications

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
Operating Temperature, Maximum
185 F
Operating Temperature, Maximum
85 C
Operating Temperature, Minimum
-40 F
Operating Temperature, Minimum
-40 C
Phase
Split Phase
Response Time
<25
Size
4.19 x 1.38 x 2.81;106.426 x 35.052 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, 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
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
Type
DIN-RAIL UL CSA TYPE 1
Type of Indicators
Microswitch
UL SPD Type
Type 1 Component Assembly
Package Dimensions (L x W x H)
4.19 in x 1.38 in x 2.81 in
Package Dimensions (L x W x H)
106.426 mm x 35.052 mm x 71.374 mm
Package Weight (Imperial)
0.750 lb
Package Weight (Metric)
0.340 kg
Ethernet SHDSL Extender

DDW-120

Ethernet SHDSL Extender
Fiber cable ODC to SC duplex - 670mm

Fiber cable ODC SC Duplex 670mm

Fiber cable ODC to SC duplex - 670mm
Power supply for DIN-rail

PS-60

Power supply for DIN-rail
DIN Rail ? DIN 35

ARH 1656

DIN Rail ? DIN 35
Super-Safeway® Multiple Outlet Box, Extended Depth, 2-Sided, F2 (1/2") Cord Grip Body, with Flip Lids for (2) Duplex Not Included

3085

Super-Safeway® Multiple Outlet Box, Extended Depth, 2-Sided, F2 (1/2") Cord Grip Body, with Flip Lids for (2) Duplex Not Included
18U 24W 36D NWC WINDOW FILTERS

NWC18U2436WFBK

18U 24W 36D NWC WINDOW FILTERS
Cable Manager, fits 19-inch open rack, Black, Steel

ECK19H

Cable Manager, fits 19-inch open rack, Black, Steel
ON OFF SPST Nickel Pull Chain with Cord

75102CW

ON OFF SPST Nickel Pull Chain with Cord
6U PERF PANEL

PPFS19010BK

6U PERF PANEL
This TX6A 10Gig Cat 6A STP Patch Cord is a 12-Meter, Int'l Grey cord constructed of 26 AWG, shielded, twisted pair, stranded, CM/LSZH cable and with high-performance modular plugs. Its tangle-free latch prevents snags and ensures a fast release, streamlining moves, adds, and changes. The slender strain relief boot provides easy access in high-density applications. Enabled with RapidID, the product has pre-installed barcodes for simple port mapping using RapidID software.

STP6X12MIG

This TX6A 10Gig Cat 6A STP Patch Cord is a 12-Meter, Int'l Grey cord constructed of 26 AWG, shielded, twisted pair, stranded, CM/LSZH cable and with high-performance modular plugs. Its tangle-free latch prevents snags and ensures a fast release, streamlining moves, adds, and changes. The slender strain relief boot provides easy access in high-density applications. Enabled with RapidID, the product has pre-installed barcodes for simple port mapping using RapidID software.
OM1 2 fiber, 16mm jacket, patchcord, Riser (OFNR) rated, LC duplex to SC duplex, Std IL

F62ERLNSNSNM002

OM1 2 fiber, 16mm jacket, patchcord, Riser (OFNR) rated, LC duplex to SC duplex, Std IL
Membrane plate cable entry system offers a good strain relief while maintaining IP/NEMA ingress sealing rating. The CESUM3-C15 is a Rectangular Un-Terminated Cable Entry System, 4.1" (103 mm) Long, with 8 Openings 0.12" (3.0 mm) to 0.31" (8 mm), 3 Openings 0.20" (5.1 mm) to 0.35" (9.0 mm), 4 Openings 0.3" (7.5 mm) to 0.47" (12.0 mm). Color is Black. Standard Package Quantity is 1 PC.

CESUM3-C15

Membrane plate cable entry system offers a good strain relief while maintaining IP/NEMA ingress sealing rating. The CESUM3-C15 is a Rectangular Un-Terminated Cable Entry System, 4.1" (103 mm) Long, with 8 Openings 0.12" (3.0 mm) to 0.31" (8 mm), 3 Openings 0.20" (5.1 mm) to 0.35" (9.0 mm), 4 Openings 0.3" (7.5 mm) to 0.47" (12.0 mm). Color is Black. Standard Package Quantity is 1 PC.

How to Install the STP240S07M Surge Protective Device

This guide provides step-by-step instructions for installing the STP240S07M Surge Protective Device on a DIN rail, ensuring proper electrical connections and safety.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Verify system compatibility

    Confirm that the system voltage and configuration match the specifications of the STP240S07M Surge Protective Device.

  2. Power down the system

    Turn off all power supplying the equipment and ensure that all sources are de-energized before proceeding with the installation.

  3. Mount the SPD

    Secure the STP240S07M 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.

  4. Make electrical connections

    Connect the electrical wires to the SPD, ensuring that the interconnecting wire lengths are kept to a minimum and that the bending radius is greater than 100mm (4 inches).

  5. Check connections

    Use a multimeter to verify that all electrical connections are secure and correctly configured before restoring power.

  6. Restore power

    Once all connections are verified, restore power to the system and monitor for proper 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.