Mersen Class RK5 Time-Delay Fuse 175A 250VAC/250VDC Blade Terminal Tri-Onic

Mersen Class RK5 Time-Delay Fuse 175A 250VAC/250VDC Blade Terminal Tri-Onic

Professional Time-Delay Protection for Critical Electrical Systems

The Mersen Class RK5 Time-Delay Fuse delivers reliable overcurrent protection with 175A rating and dual voltage capability at 250VAC/250VDC. Featuring blade terminal connections with tin-plated copper construction and PolyTube insulating material, this time-delay fuse provides professional-grade protection for motor circuits and inductive loads requiring delayed response characteristics.

Professional Features & Benefits

• 175A Current Rating: Handles substantial electrical loads while providing precise overcurrent protection for critical circuits and equipment.
• Class RK5 Time-Delay Design: Allows temporary overcurrents during motor starting while protecting against sustained overloads and short circuits.
• Dual Voltage Capability (250VAC/250VDC): Versatile protection for both AC and DC applications in commercial and industrial environments.
• 200 kA Breaking Capacity: Safely interrupts high fault currents, ensuring system protection and personnel safety.
• Blade Terminal Construction: Tin-plated copper terminals provide reliable connections and resist corrosion in demanding environments.
• PolyTube Insulating Material: Durable body construction ensures long-term reliability and electrical isolation.
• RoHS Compliant: Meets environmental standards for responsible electrical component manufacturing and installation.

Technical Specifications

• Ac Max I R Breaking Capacity I1: 200 kA
• Ac Or Dc: AC/DC
• Ampere Rating: 175 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: 7.13 in
• Product Weight: 0.752 lb
• Rated Voltage Ac Ul: 250 V
• Rated Voltage Dc Ul: 250 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

• Motor Control Centers and Starter Panels
• Industrial Equipment Protection
• Commercial HVAC Systems
• Manufacturing Facility Power Distribution
• Process Control Equipment
• Heavy-Duty Electrical Panels
• Critical Infrastructure Protection

Why Choose Mersen Quality?

Mersen delivers proven reliability through RoHS compliant construction and professional-grade materials including tin-plated copper terminals and PolyTube insulation. The 200 kA breaking capacity and Class RK5 time-delay characteristics ensure dependable protection for demanding electrical applications requiring both durability and precise overcurrent response.