Mersen TRS90R Class RK5 Time-Delay Fuse 600VAC/600VDC 90A Blade Terminal Tri-Onic Protection System

Mersen TRS90R Class RK5 Time-Delay Fuse 600VAC/600VDC 90A Blade Terminal Tri-Onic Protection System

Professional electrical protection with advanced time-delay characteristics

The Mersen TRS90R delivers reliable Class RK5 time-delay fuse protection rated for 90A service at 600VAC/600VDC. This professional-grade fuse features blade terminal connections with tin-plated copper construction and PolyTube insulating material for dependable performance. The Tri-Onic design provides superior breaking capacity of 200 kA, making it ideal for demanding electrical protection applications requiring both AC and DC compatibility.

Professional Features & Benefits

• 90A Current Rating: Provides robust protection for high-amperage circuits while maintaining precise overcurrent response characteristics.
• 600VAC/600VDC Dual Voltage Rating: Offers versatile protection for both alternating and direct current applications in a single fuse design.
• Class RK5 Time-Delay Characteristics: Delivers selective coordination and motor starting capability while providing fast fault clearing when needed.
• 200 kA Breaking Capacity: Ensures safe interruption of high fault currents, providing superior protection in demanding electrical environments.
• Blade Terminal Design: Enables secure, reliable connections with tin-plated copper terminals for optimal conductivity and corrosion resistance.
• PolyTube Insulating Material: Provides excellent electrical insulation and mechanical strength for long-term reliability in industrial applications.
• Tri-Onic Construction: Advanced fuse technology delivers consistent performance and enhanced safety characteristics.

Technical Specifications

• Ac Max I R Breaking Capacity I1: 200 kA
• Ac Or Dc: AC/DC
• Ampere Rating: 90 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: 7.88 in
• Product Weight: 0.628 lb
• Rated Voltage Ac Ul: 600 V
• Rated Voltage Dc Ul: 600 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

• Industrial Motor Protection and Control Circuits
• Commercial Electrical Distribution Systems
• Manufacturing Equipment Protection
• Power Distribution Panels and Switchgear
• HVAC System Protection
• Process Control and Automation Systems
• Emergency Power and Backup Systems

Why Choose Mersen Quality?

Mersen fuses deliver proven reliability with advanced Tri-Onic construction and professional-grade materials including PolyTube insulation and tin-plated copper terminals. The 200 kA breaking capacity and dual AC/DC rating demonstrate Mersen's commitment to superior electrical protection performance in demanding applications.