Mersen Class RK1 Time-Delay Fuse 30A 250VAC/250VDC with SmartSpot Indication System

Mersen Class RK1 Time-Delay Fuse 30A 250VAC/250VDC with SmartSpot Indication System

Professional Circuit Protection with Advanced Indication Technology

The Mersen Class RK1 Time-Delay Fuse delivers reliable circuit protection for 30A applications at 250VAC/250VDC. Featuring the innovative SmartSpot indication system, this professional-grade fuse provides immediate visual confirmation of fuse status. Built with PolyTube body insulation and tin-plated copper ferrule terminals, it ensures dependable performance in demanding electrical environments with 200 kA breaking capacity.

Professional Features & Benefits

• 30A Current Rating: Provides precise overcurrent protection for medium-duty electrical circuits and equipment.
• Class RK1 Performance: Delivers superior current-limiting characteristics and enhanced safety compared to standard fuses.
• Time-Delay Operation: Allows temporary overloads while protecting against sustained overcurrent conditions, ideal for motor and inductive loads.
• SmartSpot Indication System: Provides instant visual confirmation of fuse status, reducing troubleshooting time and improving maintenance efficiency.
• 200 kA Breaking Capacity: Handles high fault currents safely, ensuring reliable protection in demanding industrial and commercial applications.
• Dual Voltage Rating: Compatible with both 250VAC and 250VDC systems, offering versatile installation options.
• Ferrule Terminal Design: Ensures secure connections with tin-plated copper construction for optimal conductivity and corrosion resistance.

Technical Specifications

• Ac Max I R Breaking Capacity I1: 200 kA
• Ac Or Dc: AC/DC
• Ampere Rating: 30 A
• Body Insulating Material: PolyTube
• Connection Terminal Material: Tin-Plated Copper
• Connection Terminal Type: Ferrule
• Frequency Hz : 50/60 Hz
• Fuse Class: Class RK1
• Indication System: Yes
• Indication System Type: SmartSpot�
• Mounting Method: Clip
• Product Length: 2 in
• Product Weight: 0.037 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 Industrial Equipment Protection
• Commercial HVAC Systems and Building Services
• Power Distribution Panels and Switchgear
• Manufacturing Equipment and Process Control
• Emergency Power Systems and UPS Applications
• Lighting Control and Electrical Distribution
• Data Center and Critical Infrastructure Protection

Why Choose Mersen Quality?

Mersen fuses deliver proven reliability with RoHS compliant construction and advanced SmartSpot indication technology. The PolyTube body insulation and tin-plated copper terminals ensure long-term durability and optimal performance in professional electrical installations.