Mersen Class RK1 Time-Delay Fuse 70A 600VAC/600VDC with SmartSpot Indication System

Mersen Class RK1 Time-Delay Fuse 70A 600VAC/600VDC with SmartSpot Indication System

Professional Time-Delay Protection with Advanced Indication Technology

The Mersen Class RK1 Time-Delay Fuse delivers reliable overcurrent protection for demanding electrical applications. Rated for 70A at 600VAC/600VDC with 200kA breaking capacity, this blade-type fuse features the innovative SmartSpot indication system for quick visual status verification. Built with PolyTube insulating material and tin-plated copper terminals, it provides professional-grade protection with clip mounting for secure installation.

Professional Features & Benefits

• 70A Current Rating: Handles substantial electrical loads while providing precise overcurrent protection for critical circuits.
• 600VAC/600VDC Dual Voltage Rating: Versatile protection for both AC and DC applications in commercial and industrial environments.
• 200kA Breaking Capacity: Exceptional fault current interruption capability ensures reliable protection under extreme conditions.
• SmartSpot Indication System: Visual indication technology allows quick status assessment without removal, reducing maintenance time and improving safety.
• Class RK1 Time-Delay Characteristic: Provides selective coordination and withstands temporary overloads while clearing sustained faults.
• Blade Terminal Design: Secure clip mounting with tin-plated copper terminals ensures reliable connections and easy installation.
• PolyTube Construction: Advanced insulating material provides superior electrical isolation and mechanical durability.

Technical Specifications

• Ac Max I R Breaking Capacity I1: 200 kA
• Ac Or Dc: AC/DC
• Ampere Rating: 70 A
• Body Insulating Material: PolyTube
• Connection Terminal Material: Tin-Plated Copper
• Connection Terminal Type: Blade
• Frequency Hz : 50/60 Hz
• Fuse Class: Class RK1
• Indication System: Yes
• Indication System Type: SmartSpot�
• Mounting Method: Clip
• Product Length: 7.88 in
• Product Weight: 0.618 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 Control Centers
• Commercial Electrical Distribution Panels
• Power Distribution Equipment
• Manufacturing Facility Protection
• Data Center Power Systems
• Healthcare Facility Electrical Systems
• Critical Infrastructure Protection

Why Choose Mersen Quality?

Mersen fuses deliver proven reliability with advanced SmartSpot indication technology and robust PolyTube construction. The 200kA breaking capacity and Class RK1 time-delay characteristics ensure dependable protection, while the blade terminal design with tin-plated copper connections provides long-term performance in demanding electrical environments.