Mersen TRS12R Class RK5 Time-Delay Fuse 600VAC/600VDC 12A Ferrule Terminal

Mersen TRS12R Class RK5 Time-Delay Fuse 600VAC/600VDC 12A Ferrule Terminal

Professional Circuit Protection with Time-Delay Characteristics

The Mersen TRS12R delivers reliable circuit protection with Class RK5 time-delay characteristics for 600VAC/600VDC applications. This 12A fuse features ferrule terminals and copper connection materials for secure installation, with PolyTube body insulation providing durability in demanding electrical environments. The Tri-Onic design ensures consistent performance across AC and DC applications with 200 kA breaking capacity.

Professional Features & Benefits

• 12A Current Rating: Provides precise overcurrent protection for medium-load circuits and equipment protection applications.
• 600VAC/600VDC Dual Rating: Versatile voltage compatibility supports both AC and DC systems in commercial and industrial installations.
• Class RK5 Time-Delay: Allows temporary overloads while providing fast fault clearing, ideal for motor and inductive load protection.
• 200 kA Breaking Capacity: High interrupting rating handles severe fault conditions safely in high-energy electrical systems.
• Ferrule Terminal Design: Copper terminals ensure reliable connections and easy installation in clip-mount fuse holders.
• PolyTube Body Construction: Durable insulating material provides mechanical protection and electrical isolation in harsh environments.
• Tri-Onic Technology: Advanced fuse element design delivers consistent performance and reliable operation across temperature ranges.

Technical Specifications

• Ac Max I R Breaking Capacity I1: 200 kA
• Ac Or Dc: AC/DC
• Ampere Rating: 12:00 AM
• Body Insulating Material: PolyTube
• Connection Terminal Material: Copper
• Connection Terminal Type: Ferrule
• Frequency Hz : 50/60 Hz
• Fuse Class: Class RK5
• Mounting Method: Clip
• Product Length: 5 in
• Product Weight: 0.137 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

• Motor Control Centers and Variable Frequency Drives
• Industrial Control Panels and Automation Systems
• Commercial HVAC and Lighting Control Systems
• Power Distribution Equipment and Switchgear
• Process Control and Instrumentation Circuits
• Emergency Power and UPS Systems
• Manufacturing Equipment Protection

Why Choose Mersen Quality?

Mersen fuses deliver proven reliability with advanced Tri-Onic technology and robust PolyTube construction. The Class RK5 time-delay characteristics and 200 kA breaking capacity provide professional-grade protection, while copper ferrule terminals ensure long-term connection integrity in critical electrical systems.