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LITTELFUSE IDSR Series Class RK5 Time-Delay Blade Fuse - Time-Delay Blade Fuses
LITTELFUSETime-Delay Blade Fuses

LITTELFUSE IDSR Series Class RK5 Time-Delay Blade Fuse

The LITTELFUSE IDSR Series Class RK5 Time-Delay Blade Fuse (MPN IDSR175) is a 175 A, 600 V AC/DC indicating fuse. It provides time-delay protection for industrial circuits, with the indicating feature enabling visual…

SKU 3G-OTH-28354

Also listed as: IDSR 175 · IDSR-175

Brand
LITTELFUSE
Item
IDSR Series Class RK5 Time-Delay Blade Fuse
Part Number
IDSR175
Category
Time-Delay Blade Fuses
Available to Order
Also known as:IDSR175LITTELFUSE
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
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Technical Specifications

LITTELFUSE
Manufacturer Part Number
IDSR175
Series
IDSR
Type
IDSR Series, Time-Delay, 175 A, Indicating
AC
600 V
DC
600 V

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

Product Description

The LITTELFUSE IDSR Series Class RK5 Time-Delay Blade Fuse (MPN IDSR175) is a 175 A, 600 V AC/DC indicating fuse. It provides time-delay protection for industrial circuits, with the indicating feature enabling visual identification of a blown fuse.

Frequently Asked Questions

What is the LITTELFUSE IDSR175 fuse used for?

The LITTELFUSE IDSR175 is a Class RK5 time-delay fuse rated 175 A at 600 V AC/DC. It is used for motor and transformer protection in industrial power distribution, providing overload and short-circuit protection with an indicating feature for blown-fuse detection.

What are the specifications of the LITTELFUSE IDSR175 fuse?

The LITTELFUSE IDSR175 is a Class RK5, time-delay, indicating fuse rated 175 A, 600 V AC and 600 V DC. It belongs to the IDSR series and is designed for high-current industrial circuits requiring reliable overcurrent protection with visual indication.

Where to buy LITTELFUSE IDSR175 fuses worldwide?

3G Electric supplies the LITTELFUSE IDSR175 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 on this Class RK5 time-delay fuse.

How to select the correct LITTELFUSE IDSR fuse for an application?

Select the IDSR fuse based on system voltage (600 V AC/DC max), continuous current rating (175 A for this model), and the need for time-delay characteristics to handle motor inrush. The indicating feature helps identify blown fuses during maintenance.

Used in

Common applications for LITTELFUSE
Industrial drives — Littelfuse PSR series semiconductor fuses for overcurrent protection of variable-frequency drives and DC bus circuits.
Branch circuit protection — Littelfuse CCMR series time-delay fuses in control panels and distribution boards.
Compact equipment — Littelfuse SLC series Class G fuses in rejection-style holders for space-constrained branch circuits.
Main service entrance — Littelfuse KLPC series Class L bolt-on fuses for high-current industrial power distribution.
Motor circuits — Littelfuse FLSR series Class RK5 time-delay fuses for motor branch circuits and transformers.
Power supplies — Littelfuse 473 series axial-lead time-delay fuses for solder-in protection in power supplies and instrumentation.
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LITTELFUSE Products

3G Electric supplies LITTELFUSE 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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Class RK5, time-delay blade fuse rated 300 A at 600 V AC or 300 V DC. Features a visual blown-fuse indicator for quick identification. Suitable for overcurrent protection in motor circuits, transformers, and branch circuits with high inrush currents
LITTELFUSE
Class RK5, time-delay blade fuse rated 300 A at 600 V AC or 300 V DC. Features a visual blown-fuse indicator for quick identification. Suitable for overcurrent protection in motor circuits, transformers, and branch circuits with high inrush currents

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