Mersen TRS-R Class RK5 Time-Delay Fuse 20A 600VAC/300VDC Ferrule Terminal

Mersen TRS-R Class RK5 Time-Delay Fuse 20A 600VAC/300VDC Ferrule Terminal

Professional Time-Delay Protection for AC/DC Applications

The Mersen TRS-R Class RK5 time-delay fuse delivers reliable overcurrent protection for both AC and DC circuits with 20A rating, 600VAC/300VDC voltage capability, and 200kA breaking capacity. Featuring ferrule terminals and PolyTube insulating material, this Tri-Onic fuse provides professional-grade protection with clip mounting for versatile installation requirements.

Professional Features & Benefits

• 20A Current Rating: Provides precise overcurrent protection for medium-duty electrical circuits and equipment applications.
• Class RK5 Time-Delay Characteristic: Allows temporary overloads while providing fast clearing on short circuits for motor and inductive load protection.
• 600VAC/300VDC Dual Voltage Rating: Versatile protection for both AC and DC applications in commercial and industrial environments.
• 200kA Breaking Capacity: High interrupting rating ensures reliable fault current clearing in demanding electrical systems.
• Ferrule Terminal Connection: Copper terminals provide secure, low-resistance connections for reliable electrical performance.
• PolyTube Insulating Material: Durable body construction ensures long-term reliability and electrical isolation.
• Clip Mounting Method: Simple installation and replacement in standard fuse holders and panels.

Technical Specifications

• Ac Max I R Breaking Capacity I1: 200 kA
• Ac Or Dc: AC/DC
• Ampere Rating: 20 A
• Body Insulating Material: PolyTube
• Connection Terminal Material: Copper
• Connection Terminal Type: Ferrule
• Frequency Hz : 50/60 Hz
• Fuse Class: Class RK5
• Mounting Method: Clip
• Product Length: 5 in
• Product Weight: 0.137 lb
• Rated Voltage Ac Ul: 600 V
• Rated Voltage Dc Ul: 300 V
• Speed Characteristic: Time Delay

Installation & Operation

1. Mount the unit in a suitable location with appropriate clearance and access for connections and service.
2. Connect utility and load conductors following applicable guidelines and the manufacturer's instructions.
3. Wire generator or power input according to the provided voltage/phase specifications and compatible capacity.
4. Configure any available load management or control features as supported by the provided specifications.
5. Test automatic transfer or operational functionality and verify proper performance before placing into service.
6. Complete final inspection and follow ongoing maintenance practices appropriate to the product category.

Professional Applications

• Motor Control Centers and Starter Panels
• Industrial Control Systems
• Commercial HVAC Equipment Protection
• Power Distribution Panels
• DC Power Supply Protection
• Lighting Control Systems
• Process Control Equipment

Why Choose Mersen Quality?

Mersen TRS-R fuses deliver proven reliability with Class RK5 time-delay characteristics and high breaking capacity performance. The PolyTube construction and copper ferrule terminals ensure long-term durability and consistent protection in demanding electrical environments.