Mersen TR-R Class RK5 Time-Delay Fuse 500A 250VAC/160VDC Blade Terminal

Mersen TR-R Class RK5 Time-Delay Fuse 500A 250VAC/160VDC Blade Terminal

Professional Time-Delay Protection for High-Current Applications

The Mersen TR-R Class RK5 Time-Delay Fuse delivers reliable overcurrent protection with 500A rating and dual voltage capability of 250VAC/160VDC. Featuring blade terminal connections with tin-plated copper construction and PolyTube insulating material, this professional-grade fuse provides dependable circuit protection with 200 kA breaking capacity for demanding electrical applications.

Professional Features & Benefits

• 500A High Current Rating: Handles substantial electrical loads while providing precise overcurrent protection for critical circuits and equipment.
• Class RK5 Time-Delay Characteristic: Allows temporary overloads while quickly clearing dangerous fault conditions, ideal for motor and transformer applications.
• Dual Voltage Capability (250VAC/160VDC): Versatile protection for both AC and DC systems, accommodating diverse electrical installations and equipment requirements.
• 200 kA Breaking Capacity: Safely interrupts high fault currents, providing robust protection even in high-energy electrical systems.
• Blade Terminal Design: Ensures secure, reliable connections with tin-plated copper terminals that resist corrosion and maintain conductivity.
• PolyTube Insulating Material: Provides excellent electrical insulation and mechanical protection in a lightweight, durable construction.
• RoHS Compliant Construction: Meets environmental standards for safe, responsible electrical component manufacturing and installation.

Technical Specifications

• Ac Max I R Breaking Capacity I1: 200 kA
• Ac Or Dc: AC/DC
• Ampere Rating: 500 A
• Body Insulating Material: PolyTube
• Connection Terminal Material: Tin-Plated Copper
• Connection Terminal Type: Blade
• Frequency Hz : 50/60 Hz
• Fuse Class: Class RK5
• Mounting Method: Clip
• Product Length: 10.38 in
• Product Weight: 2.933 lb
• Rated Voltage Ac Ul: 250 V
• Rated Voltage Dc Ul: 160 V
• Rohs Compliant: Yes
• 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

• Industrial Motor Protection and Control Circuits
• Commercial Power Distribution Systems
• Manufacturing Equipment Overcurrent Protection
• Transformer Primary and Secondary Protection
• Heavy-Duty Electrical Panel Applications
• Process Control and Automation Systems
• Emergency Power and Backup Systems

Why Choose Mersen Quality?

Mersen delivers proven reliability in electrical protection with RoHS compliant construction and professional-grade materials. The robust PolyTube insulation and tin-plated copper terminals ensure long-term performance and dependable circuit protection in demanding industrial and commercial applications.