Mersen TS63-1 - Terminal shrouds are used to prevent the contact of live terminals. They are made for all of our switches, both line and load sides. 63A 1 poles NFDS series.
Mersen

TS63-1

Alternate Item Number: 3605340559248

Contact for Pricing

Overview

The Mersen TS63-1 Terminal Shroud (SKU: TS63-1) is a UL-recognized safety accessory designed for 63A 1-pole NFDS series switches. This snap-on terminal shroud prevents accidental contact with live electrical terminals, reducing arc flash and electrical shock hazards in industrial environments. Manufactured by Mersen, a global leader in electrical protection, the TS63-1 provides top and bottom terminal coverage for both line and load sides, ensuring compliance with OSHA, NFPA 70E, and IEC 60204-1 safety standards. Key specifications include a 63A current rating, gray plastic construction with IP3X protection from the front, and compatibility with Mersen’s NFDS series switches. The shroud’s modular design allows quick installation and removal without specialized tools, minimizing downtime during maintenance. Its durable insulating material withstands harsh conditions, including dust, moisture, and mechanical stress, making it ideal for motor control centers, distribution panels, industrial machinery, and renewable energy systems. The TS63-1 is available in packs of 3 or 4 units, with weights of 0.08 kg or 0.11 kg per unit, respectively. Transparent shroud options are available upon request. For professionals prioritizing safety and regulatory compliance, the TS63-1 delivers a cost-effective solution that integrates seamlessly with existing switchgear, eliminating the need for custom modifications. Trust Mersen’s decades of expertise in electrical protection to safeguard personnel and equipment in mission-critical applications.
  • 63A current rating for medium-duty industrial switches
  • Snap-on installation for line and load side terminals
  • Gray plastic construction with IP3X front protection
  • UL-recognized for compliance with OSHA, NFPA 70E, and IEC 60204-1
  • Available in packs of 3 or 4 units; transparent options available on request
  • Compatible with Mersen's NFDS series switches for seamless integration
  • Reduces arc flash and electrical shock hazards in industrial applications
  • Manufactured by Mersen, a global leader in electrical safety solutions

Specifications

Application
for use with Mersen switches
Brand Name
Ferraz Shawmut
Current Rating
63 A
Poles
1
Series
NFDS
Special Features
Terminal shrouds are used to prevent the contact of live terminals. They are made for all of our switches, both line and load sides.
Standard
UL98 recognized to E191605
Type
Accessories for Switches
Voltage Rating
600 VAC
Package Dimensions (L x W x H)
0.7874 IN x 3.937 IN x 4.7244 IN
Package Dimensions (L x W x H)
20 mm x 10 cm x 12 cm
Package Weight (Imperial)
0.042 L
Package Weight (Metric)
0.019 kg
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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.