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MERSEN Fuse: Class RK5, TR-RID Series, Time-Delay, 125 A, 250 V AC, 250 V DC - Time-Delay Blade Fuses
MERSENTime-Delay Blade Fuses

MERSEN Fuse: Class RK5, TR-RID Series, Time-Delay, 125 A, 250 V AC, 250 V DC

The MERSEN TR-RID Series TR125RID is a Class RK5 time-delay blade fuse rated 125 A at 250 V AC and 250 V DC, with an indicating feature. This fuse is part of the TR-RID series, designed for overcurrent protection in…

SKU 3G-OTH-27873

Brand
MERSEN
Item
Fuse: Class RK5, TR-RID Series, Time-Delay, 125 A, 250 V AC, 250 V DC
Category
Time-Delay Blade Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
TR125RID
Series
TR-RID
Type
TR-RID Series, Time-Delay, 125 A, Indicating
AC
250 V
DC
250 V

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

Product Description

The MERSEN TR-RID Series TR125RID is a Class RK5 time-delay blade fuse rated 125 A at 250 V AC and 250 V DC, with an indicating feature. This fuse is part of the TR-RID series, designed for overcurrent protection in industrial electrical systems.

Frequently Asked Questions

What is the MERSEN TR125RID fuse used for?

The MERSEN TR125RID is a Class RK5 time-delay blade fuse rated 125 A, 250 V AC/DC. It protects industrial motor circuits, transformers, and lighting systems from overloads and short circuits. Its indicating feature allows quick visual identification of a blown fuse, reducing downtime in plant maintenance.

What are the specifications of the MERSEN TR125RID fuse?

The MERSEN TR125RID is a Class RK5, TR-RID series time-delay fuse with a current rating of 125 A and voltage rating of 250 V AC and 250 V DC. It features an indicating function for blown-fuse detection. The manufacturer part number is TR125RID, and it is a blade-type fuse for industrial applications.

Where to buy MERSEN TR125RID fuses worldwide?

3G Electric supplies the MERSEN TR125RID fuse worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this Class RK5 time-delay fuse to any country.

How to select the correct MERSEN TR125RID fuse for a circuit?

To select the MERSEN TR125RID, verify your circuit's voltage (250 V AC/DC max) and continuous current (125 A). Ensure the Class RK5 time-delay characteristic matches motor-starting or transformer inrush loads. Confirm the blade-style holder accepts this indicating fuse. Always consult a licensed electrician for proper coordination.

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-RID Series, Time-Delay, 225 A, 250 V AC, 250 V DC, Indicating (MPN TR225RID)
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