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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 6.25 A, 250 V AC, 160 V DC - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 6.25 A, 250 V AC, 160 V DC

The MERSEN TR-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN TR6-1/4R) is a 6.25 A, non-indicating fuse rated for 250 V AC and 160 V DC. This industrial fuse is designed for overcurrent protection in electrical…

SKU 3G-OTH-27147

Also listed as: TR614R · TR6 1 4R · TR6-1-4R

Brand
MERSEN
Item
Fuse: Class RK5, TR-R Series, Time-Delay, 6.25 A, 250 V AC, 160 V DC
Category
Time-Delay Cylindrical Fuses
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Local availability & support

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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MERSEN
Manufacturer Part Number
TR6-1/4R
Series
TR-R
Type
TR-R Series, Time-Delay, 6.25 A, Non-Indicating
AC
250 V
DC
160 V

Technical Documents

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

Product Description

The MERSEN TR-R Series Class RK5 Time-Delay Cylindrical Fuse (MPN TR6-1/4R) is a 6.25 A, non-indicating fuse rated for 250 V AC and 160 V DC. This industrial fuse is designed for overcurrent protection in electrical circuits requiring time-delay characteristics.

Frequently Asked Questions

What is the MERSEN TR6-1/4R fuse used for?

The MERSEN TR6-1/4R is a Class RK5 time-delay cylindrical fuse rated 6.25 A, 250 V AC / 160 V DC. It protects motor circuits, transformers, and lighting systems from overloads and short circuits in industrial control panels and power distribution.

What are the specifications of the MERSEN TR-R series fuse?

The MERSEN TR-R series fuse, MPN TR6-1/4R, is a Class RK5 time-delay, non-indicating fuse rated 6.25 A, 250 V AC and 160 V DC. It provides overload and short-circuit protection for branch circuits in industrial equipment.

Where to buy MERSEN TR6-1/4R fuses worldwide?

3G Electric supplies the MERSEN TR6-1/4R fuse to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this Class RK5 time-delay fuse.

How to select the correct MERSEN TR-R fuse for a circuit?

Select the MERSEN TR-R fuse based on continuous current (6.25 A), system voltage (250 V AC or 160 V DC), and required time-delay characteristics. Verify the interrupting rating meets available fault current. Consult the manufacturer's data sheet for 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 cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 5.6 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR5-6/10R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 5.6 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR5-6/10R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 6 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR6R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 4.5 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR4-1/2R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 10 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR10R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 10 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR10R)

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