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MERSEN Medium Voltage Fuse: A480R Series, R-Rated, 4.8 kV AC, 100 A, Time-Delay - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Medium Voltage Fuse: A480R Series, R-Rated, 4.8 kV AC, 100 A, Time-Delay

The MERSEN A480R Series is a time-delay cylindrical fuse, specifically an R-rated medium voltage fuse with a 4.8 kV AC rating and 100 A capacity. This indicating fuse, model A480R3R-1, is designed for overcurrent…

SKU 3G-OTH-25324

Brand
MERSEN
Item
Medium Voltage Fuse: A480R Series, R-Rated, 4.8 kV AC, 100 A, Time-Delay
Category
Time-Delay Cylindrical Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
A480R3R-1
Series
A480R
Type
R-Rated, 4.8 kV AC, 100 A, Time-Delay, Indicating
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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN A480R Series is a time-delay cylindrical fuse, specifically an R-rated medium voltage fuse with a 4.8 kV AC rating and 100 A capacity. This indicating fuse, model A480R3R-1, is designed for overcurrent protection in industrial electrical systems.

Frequently Asked Questions

What is the MERSEN A480R3R-1 medium voltage fuse used for?

The MERSEN A480R3R-1 is an R-rated, time-delay cylindrical fuse used for overcurrent protection in industrial electrical systems. It is designed for medium voltage applications up to 4.8 kV AC and 100 A, commonly protecting motor circuits, transformers, and switchgear in manufacturing plants and power distribution networks.

What are the specifications of the MERSEN A480R Series fuse?

The MERSEN A480R Series fuse, model A480R3R-1, is rated for 4.8 kV AC and 100 A. It is an R-rated, time-delay indicating fuse with a cylindrical body. The series provides overcurrent protection for medium voltage industrial equipment. The manufacturer part number is A480R3R-1.

Where to buy MERSEN A480R3R-1 fuses worldwide?

3G Electric supplies the MERSEN A480R3R-1 fuse worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver this MERSEN fuse to any country.

How to select the correct MERSEN A480R3R-1 fuse for an application?

To select the correct MERSEN A480R3R-1 fuse, verify your system voltage does not exceed 4.8 kV AC and the continuous current does not exceed 100 A. Confirm the R-rating matches your motor or transformer protection requirements. The time-delay characteristic allows for inrush currents. Consult a qualified engineer for coordination studies.

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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