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LITTELFUSE FLNR Series Time-Delay Blade Fuse - Time-Delay Blade Fuses
LITTELFUSETime-Delay Blade Fuses

LITTELFUSE FLNR Series Time-Delay Blade Fuse

The LITTELFUSE FLNR Series FLNR175 is a Class RK5 time-delay blade fuse rated at 175 A, 250 V AC and 125 V DC. This non-indicating fuse is designed for overcurrent protection in industrial electrical systems…

SKU 3G-OTH-27419

Also listed as: FLNR 175 · FLNR-175

Brand
LITTELFUSE
Item
FLNR Series Time-Delay Blade Fuse
Part Number
FLNR175
Category
Time-Delay Blade Fuses
Available to Order
Also known as:FLNR175LITTELFUSE
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Technical Specifications

LITTELFUSE
Manufacturer Part Number
FLNR175
Series
FLNR
Type
FLNR Series, Time-Delay, 175 A, Non-Indicating
AC
250 V
DC
125 V

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

Product Description

The LITTELFUSE FLNR Series FLNR175 is a Class RK5 time-delay blade fuse rated at 175 A, 250 V AC and 125 V DC. This non-indicating fuse is designed for overcurrent protection in industrial electrical systems, supporting motor and equipment branch circuits where time-delay characteristics are required.

Frequently Asked Questions

What is the LITTELFUSE FLNR175 fuse used for?

The LITTELFUSE FLNR175 is a Class RK5 time-delay fuse rated 175 A, 250 V AC, 125 V DC. It protects industrial motor circuits, transformers, and lighting panels from overloads and short circuits. Its time-delay characteristic allows it to withstand harmless inrush currents without nuisance opening.

What are the specifications of the LITTELFUSE FLNR175 fuse?

The LITTELFUSE FLNR175 is a Class RK5, time-delay, non-indicating fuse rated 175 A, 250 V AC, 125 V DC. It belongs to the FLNR series and carries manufacturer part number FLNR175. It is designed for branch-circuit protection in industrial power distribution systems.

Where to buy the LITTELFUSE FLNR175 fuse worldwide?

3G Electric supplies the LITTELFUSE FLNR175 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. We source and deliver this Class RK5 time-delay fuse to industrial facilities globally.

How to select the correct LITTELFUSE FLNR175 fuse for an application?

To select the LITTELFUSE FLNR175, verify your circuit voltage does not exceed 250 V AC or 125 V DC, and the continuous load current is below 175 A. Ensure the fuse holder or disconnect switch is rated for Class RK5 fuses. The time-delay feature suits motor or transformer circuits with high inrush.

Used in

Common applications for LITTELFUSE
Power electronics protection — Littelfuse PSR Series semiconductor fuses for IGBT and diode protection in variable frequency drives.
Solar photovoltaic systems — Littelfuse SPF Series fast-acting fuses for string overcurrent protection in PV arrays.
Automotive electrical systems — Littelfuse MIDI® 498 Series bolt-on fuses for battery and alternator protection in vehicles.
Industrial control panels — Littelfuse KLKD Series midget fuses for branch circuit protection in control transformers and relays.
Motor control centers — Littelfuse BLF Series fast-acting fuses for short-circuit protection of motor starters and contactors.
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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

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