top of page

Mersen Surge-Trap® STXP Series

  • rebeccavanessendel
  • 2 days ago
  • 2 min read
ree

Panel Mount SPD


Mersen's Surge-Trap Type 1 STXP Series offers a balance of redundant surge protection in a compact form factor with flexible installation options. Catalog numbers in this series can be panel mounted, side mounted, and have a separate optional flush mount cover. Additionally, the STXP series has options for remote indication and comes standard with LED indication on each phase. The STXP series incorporates TPMOV® technology for maximum safety and does not require additional overcurrent protection. Suitable for installation on both the line and load side of a panel, the STXP is ideal for everything from service entrances to machine-specific control panels.


Applications

These products are suitable for service entrance applications at low to medium risk exposure levels. They are also ideal for use in commercial and industrial distribution panels, as well as in control panels.


Key Features & Benefits

The STXP series is built with Mersen’s industry-leading TPMOV® technology, offering superior surge protection for a wide range of applications. It fits standard 3/4" knockouts and includes 36" cable leads for easy installation. With up to 10 modes of protection, it ensures comprehensive defense against electrical surges. Backed by a 10-year manufacturer's warranty, the STXP series provides both reliable performance and long-term peace of mind.


Technical Data Overview

  • Surge Current Rating (IMAX): 100kA - Per Phase

  • System Voltage: 120VAC - 600VAC

  • Nominal discharge current (In - 8x20 μs): 20kA

  • Short Circuit Current Rating (SCCR): 200kA

  • Nominal power frequency: 50 Hz or 60 Hz

  • Response Time: Less than 1 nanosecond (one per phase)

  • Mounting: Female Threaded Mounting Hub 3/4" - 14 

  • Includes sealing locking washer. 

  • Mounting feet with 0.125" diameter holes.

  • Wiring: Pre-wired 36" (1m) 10AWG

  • Enclosure: NEMA 4X Non-metallic

  • Operating & Storage Temperature: -40°F (40°C) to + 185°F (85°C)

  • Relative Humidity Range: 0 to 95% non-condensing

  • Visual Status Indicator: LED per Phase 

  • Green = Functional / OUT = Replace


Technical Specifications

  • Frequency (Hz): 50/60 Hz

  • UL SPD Type: Type 1

  • Format: STXP

  • Flammability Rating: UL94-5VA

  • UL Category Code: VZCA

  • Reach Complaint: Yes

  • Harmonized System: 853630

  • UL File Number: E210793

Approvals/Standards

  • ANSI/UL 1449 5th Edition, Type 1 SPD, File E210793

  • ANSI/IEEE C62.41.1, C62.421.2, C62.45

  • UL96A Lightning Protection

  • RoHS Complaint

  • CSA C22.2, Type 1 SPD

ree

Power-Flo Technologies is proud to partner with Mersen as they provide industry players around the world with innovative solutions to improve the performance of their products and services. Mersen Surge-Trap® Type 1 STXP Series is a robust, flexible, and safety-focused surge protection solution designed to meet the demands of modern electrical systems. Its compact design, versatile mounting options, and advanced TPMOV® technology make it a reliable choice for a wide range of applications, from service entrances to industrial control panels. With a high surge current rating, quick response time, and comprehensive safety certifications, the STXP series delivers dependable protection and long-term performance. Backed by a 10-year warranty and built to withstand harsh environments, it stands as a trusted solution for safeguarding critical electrical infrastructure.

 
 
bottom of page