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MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 40 A, 600 V AC, 300 V DC - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 40 A, 600 V AC, 300 V DC

The MERSEN TRS-R Series TRS40R is a Class RK5, time-delay cylindrical fuse rated at 40 A, 600 V AC and 300 V DC. As a non-indicating fuse, it provides overcurrent protection without a visual trip indicator. 3G…

SKU 3G-OTH-27733

Brand
MERSEN
Item
Fuse: Class RK5, TRS-R Series, Time-Delay, 40 A, 600 V AC, 300 V DC
Category
Time-Delay Cylindrical Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
TRS40R
Series
TRS-R
Type
TRS-R Series, Time-Delay, 40 A, Non-Indicating
AC
600 V
DC
300 V
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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN TRS-R Series TRS40R is a Class RK5, time-delay cylindrical fuse rated at 40 A, 600 V AC and 300 V DC. As a non-indicating fuse, it provides overcurrent protection without a visual trip indicator. 3G Electric interprets your demand for industrial electrical components and delivers this MERSEN fuse alongside genuine parts across 14 departments — with specialist depth in controls to support your power-distribution needs.

Frequently Asked Questions

What is the MERSEN TRS40R fuse used for?

The MERSEN TRS40R is a Class RK5, time-delay cylindrical fuse rated 40 A, 600 V AC / 300 V DC. It protects motor circuits, transformers, and other inductive loads from short circuits and sustained overloads in industrial power distribution and control panels.

What are the specifications of the MERSEN TRS40R fuse?

The MERSEN TRS40R is a Class RK5, TRS-R series, time-delay, non-indicating fuse rated 40 A, 600 V AC and 300 V DC. It is a cylindrical cartridge fuse designed for branch-circuit protection with a 200 kA interrupting rating at rated voltage.

Where to buy MERSEN TRS40R fuses worldwide?

3G Electric supplies the MERSEN TRS40R fuse to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this Class RK5 time-delay fuse.

How to select the right MERSEN TRS-R fuse for a motor circuit?

Select a MERSEN TRS-R fuse based on motor full-load current, starting current duration, and available fault current. The time-delay characteristic allows the fuse to withstand motor inrush without nuisance opening. Verify voltage rating (600 V AC / 300 V DC) and Class RK5 rejection features.

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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