MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 300 A, 250 V AC, 250 V DC
The MERSEN TR-R Series TR300R is a Class RK5 time-delay blade fuse rated for 300 A at 250 V AC and 250 V DC. This non-indicating fuse is designed for overcurrent protection in industrial electrical systems…
SKU 3G-OTH-26996
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- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Product Description
The MERSEN TR-R Series TR300R is a Class RK5 time-delay blade fuse rated for 300 A at 250 V AC and 250 V DC. This non-indicating fuse is designed for overcurrent protection in industrial electrical systems, supporting applications across 14 departments—and we supply far more than is listed. Our specialist depth in controls and electrical components, including authorized distribution for brands like Schneider and ABB, ensures you get the right solution, not just a catalog.
Frequently Asked Questions
What is the MERSEN TR300R fuse used for?
The MERSEN TR300R is a Class RK5 time-delay fuse rated 300 A at 250 V AC/DC. It protects industrial motor circuits, transformers, and lighting systems from overloads and short circuits. Its time-delay characteristic allows temporary inrush currents without nuisance opening, making it suitable for equipment with high starting currents.
What are the specifications of the MERSEN TR300R fuse?
The MERSEN TR300R is a Class RK5, TR-R Series, time-delay, non-indicating blade fuse. It is rated 300 A, 250 V AC, and 250 V DC. The manufacturer part number is TR300R. It is designed for overcurrent protection in industrial power distribution and motor control applications.
Where to buy MERSEN TR300R fuses worldwide?
You can source the MERSEN TR300R fuse worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We supply genuine MERSEN components to industrial buyers internationally.
How to select the correct MERSEN TR-R series fuse for an application?
Select the MERSEN TR-R series fuse based on system voltage (250 V AC/DC max), continuous current rating (e.g., 300 A for TR300R), and required time-delay characteristics. Ensure the fuse class (RK5) matches the fuse holder and interrupting rating. Consult the manufacturer's data sheet for coordination with upstream devices.
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3G Electric supplies MERSEN time-delay blade fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
