Mersen TRS4/10R Fuse TRS-R - Class RK5 - Time-Delay 600VAC 600VDC 0.4A Ferrule Tri-Onic®
Alternate Item Number: TRS4/10R
UPC: 782001748548
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Overview
- Class RK5 time-delay fuse for industrial overcurrent protection
- Rated 600VAC/600VDC, 0.4A current rating
- Ferrule Tri-Onic® design for secure fuse block compatibility
- Fiberglass body with high-grade silica filler for rapid arc quenching
- High interrupting rating: 200kA AC, 20kA DC
Specifications
AC Voltage Rating | 600 V |
Amperage Rating | 0.4 A |
Application | Motor circuits Mains Feeders Branch circuits Transformers Service entrance equipment General-purpose equipment |
Body Material | PolyTube |
Brand Name | Mersen |
Class | Class RK5 |
Connection | Ferrule |
Connection Material | Copper |
Connection Type | Ferrule |
Current Rating | 0.4A |
Interrupt Rating | 200 kA |
Material | Fiberglass, Silica Filler |
Mounting | Clip |
Series | Tri-Onic TRS-R |
Series | Tri-Onic® TRS-R |
Size | 5 x 0.81;127 x 20.65 in;mm |
Size | Ferrule |
Size | 5 x 0.81 in |
Size | 127 x 20.65 mm |
Special Features | Time-delay Current-limiting AC & DC rated Optional solid state SmartSpot blown fuse indicator Time-delay for motor start-ups and transformer inrush currents without nuisance opening Current-limiting for low peak let-thru current Rejection-style design prevents replacement errors (when used with recommended fuse blocks) Easy-to-read label for quick brand recognition and replacement Metal-embossed date and catalog number for traceability and lasting identification Fiberglass body provides dimensional stability in harsh industrial settings High-grade silica filler ensures fast arc quenching and high current limitation |
Standard | UL listed to standard 248-12 File E2137 CSA certified to standard C22.2 no. 248.12 DC listed to UL standard 248 TRS only |
Sub Brand | Tri-Onic® |
Type | Class RK5 |
Voltage Rating | 600 VAC |
Package Dimensions (L x W x H) | 5 in x 0.81 in x 0.81 in |
Package Dimensions (L x W x H) | 127 mm x 20.65 mm x 20.65 mm |
Package Weight (Imperial) | 0.137 lb |
Package Weight (Metric) | 0.062 kg |
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Frequently Asked Questions
What is the voltage rating of the TRS4/10R?
The TRS4/10R is rated for 600VAC and 600VDC.
What is the interrupting rating of this fuse?
The TRS4/10R has an interrupting rating of 200kA AC and 20kA DC.
What type of fuse block is compatible with TRS4/10R?
The TRS4/10R is designed for use with recommended fuse blocks that support its ferrule Tri-Onic® design.
What is the fuse body material?
The TRS4/10R features a fiberglass body for dimensional stability in industrial environments.
What applications is this fuse suitable for?
The TRS4/10R is ideal for protecting motor circuits, mains, feeders, branch circuits, transformers, and service entrance equipment.
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.