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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 80 A, 250 V AC, 250 V DC - Time-Delay Blade Fuses
MERSENTime-Delay Blade Fuses

MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 80 A, 250 V AC, 250 V DC

The MERSEN TR-R Series TR80R is a Class RK5 time-delay blade fuse rated for 80 A at 250 V AC and 250 V DC. This non-indicating fuse is designed for overcurrent protection in industrial electrical systems, supporting…

SKU 3G-OTH-28444

Brand
MERSEN
Item
Fuse: Class RK5, TR-R Series, Time-Delay, 80 A, 250 V AC, 250 V DC
Category
Time-Delay Blade Fuses
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MERSEN
Manufacturer Part Number
TR80R
Series
TR-R
Type
TR-R Series, Time-Delay, 80 A, Non-Indicating
AC
250 V
DC
250 V

Technical Documents

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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN TR-R Series TR80R is a Class RK5 time-delay blade fuse rated for 80 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 including electrical and instrumentation.

Frequently Asked Questions

What is the MERSEN TR80R fuse used for?

The MERSEN TR80R is a Class RK5 time-delay blade fuse rated 80 A at 250 V AC/DC. It protects motors, transformers, and lighting circuits from overloads and short circuits, allowing temporary inrush currents without nuisance opening.

What are the specifications of the MERSEN TR80R fuse?

The MERSEN TR80R is part of the TR-R series, a Class RK5 time-delay fuse. It has an 80 A rating, 250 V AC and 250 V DC voltage rating, and is non-indicating. The manufacturer part number is TR80R.

Where to buy the MERSEN TR80R fuse worldwide?

3G Electric supplies the MERSEN TR80R fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct MERSEN TR80R fuse for an application?

Select the MERSEN TR80R for circuits requiring time-delay protection up to 80 A at 250 V AC/DC. Ensure the fuse's Class RK5 rating matches your panel's interrupting capacity. Consult a qualified engineer for proper coordination with upstream devices.

Used in

Common applications for MERSEN
Power electronics protection — MERSEN A70Q series semiconductor fuses in variable frequency drives for motor control.
Surge protection for industrial panels — MERSEN STP480D07 SPDs in three-phase 480V AC distribution boards.
Control circuit overcurrent protection — MERSEN ATM series midget fuses in PLC and instrumentation cabinets.
Power distribution in manufacturing — MERSEN FSPDB4A finger-safe blocks in motor control centers for wire management.
DC bus protection in renewable energy — MERSEN A30QS series fuses in solar inverter DC inputs.
High-voltage semiconductor protection — MERSEN A70Q series fuses in welding equipment power supplies.

MERSEN Products

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.

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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 75 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR75R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 75 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR75R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 250 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR250R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 250 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR250R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 225 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR225R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 225 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR225R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 350 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR350R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 350 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR350R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 400 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR400R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 400 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR400R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 70 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR70R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 70 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR70R)

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