Mersen STXT480D20 The most advanced of the STX series, the Surge-Trap® Type 1 STXT Series comes standard…
Alternate Item Number: STXT480D20
UPC: 782001471019
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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
- 200kA surge capacity per phase for superior transient protection
- TPMOV® technology with internal fusing eliminates need for additional overcurrent protection
- Standard EMI/RFI filtering (-50dB from 10kHz to 100MHz) for clean power delivery
- LED status and phase loss indicators for real-time monitoring
- NEMA 4X enclosure with flexible line/load side installation options
Specifications
Application | Service entrance at low to medium risk exposure level Commercial and Industrial Distribution Panels or Control Branch Panels Any critical application that requires a high to medium level of protection |
Brand Name | Mersen |
Color | Blue |
Connection | Pre-wired |
Connection Type | Screw Terminal |
Frequency | 50-60 Hz |
Frequency | 60 Hz |
Frequency Rating | 50/60 HZ |
Frequency Rating, Maximum | 60 Hz |
Frequency Rating, Minimum | 50 Hz |
Insulation | Polycarbonate |
Ip Rating | IP66/IP67 |
Material | Poly |
Material | Polycarbonate |
Mounting | Panel or Wall Mount |
Nema Rating | Type 4X |
Operating Temperature, Maximum | 185 F |
Operating Temperature, Maximum | 85 C |
Operating Temperature, Minimum | -40 F |
Operating Temperature, Minimum | -40 C |
Phase | 3- |
Poles | 3P+G |
Series | STXT |
Short Circuit Rating | 200 kA |
Short-Circuit Rating | 200 kA |
Size | 7.4 x 7.08 x 3.68;187.96 x 179.832 x 93.472 in;mm |
Size | Size 1 |
Special Features | Designed with industry leading Mersen TPMOV technology Standard features include LED phase loss indication and EMI/ RFI filter Up to -50dB from 10kHz to 100MHz Optional Form C Dry Contacts and audible alarm with silence button Mounting hub and mounting feet for installation flexibility Up to 10 Modes of Protection 10-year manufacturer’s warranty |
Special Features | Designed with the industry leading Mersen TPMOV® Technology (internally fused) Premium 200kA surge capacity for longer life and higher single impulse withstand Includes EMI/RFI filter for cleaner attenuation LED status indicator (ON = Good, OFF = Replace) LED phase loss indicators (ON = Operational, OFF = Maintenance Required) NEMA 4X enclosure for outdoor or indoor use Mounting hub and mounting feet for installation flexibility Optional audible alarm and remote dry contacts For use in ANSI/UL Type 1 or 2 SPD installations Up to 10 Modes of Protection (L-N, L-L, L-G, N-G) 10-year warranty |
Standard | ANSI/UL 1449 5th Edition, Type 1 SPD, File E210793 CSA C22.2, Type 1 SPD ANSI/IEEE C62.41.1, C62.41.2, C62.45 UL96A Lightning Protection RoHS Compliant |
Type | NEMA UL CSA TYPE 1 |
Type Of Indicators | LED |
UL SPD Type | Type 1 |
Voltage Rating | 480 V |
Package Weight (Imperial) | 4.100 L |
Package Weight (Metric) | 1.860 kg |
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Frequently Asked Questions
What is the Surge-Trap STXT series surge current rating?
The Surge-Trap STXT series has surge current ratings of 100kA and 200kA per phase.
What is the operating temperature range for STXT series SPDs?
The STXT series SPDs can operate and be stored in temperatures from -40ºF (-40ºC) to +185ºF (85ºC).
What type of technology does the STXT series use for surge protection?
The STXT series features Mersen's TPMOV technology for enhanced safety and reliable performance.
Does the STXT series require additional overcurrent protection?
No, the STXT series with TPMOV technology does not require additional overcurrent protection.
What is the warranty period for the Surge-Trap STXT series?
The Surge-Trap STXT series comes with a 10-year manufacturer's warranty.
What is the response time for the STXT series surge protective devices?
The response time for the STXT series is less than 1 nanosecond per phase.
What enclosure type does the Surge-Trap STXT series use?
The Surge-Trap STXT series utilizes a NEMA 4X non-metallic enclosure.
What is the Short Circuit Current Rating (SCCR) for the STXT series?
The Short Circuit Current Rating (SCCR) for the STXT series is 200kA.
What is the nominal discharge current for the STXT series?
The nominal discharge current (In) for the STXT series, using an 8x20 μs waveform, is 20kA.
What system voltages are supported by the STXT series?
The STXT series supports system voltages from 120VAC to 600VAC.
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.