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MERSEN Medium Voltage Fuses: DHR0 Series, R-Rated, 5.08 kV AC, 230 A, Gen Purpose - Fast-Acting & General-Purpose Cylindrical Fuses
MERSENFast-Acting & General-Purpose Cylindrical Fuses

MERSEN Medium Voltage Fuses: DHR0 Series, R-Rated, 5.08 kV AC, 230 A, Gen Purpose

The MERSEN DHR0 Series is a fast-acting and general-purpose cylindrical fuse, R-rated at 5.08 kV AC and 230 A, with an indicating feature. This medium voltage fuse is designed for general purpose applications, as…

SKU 3G-OTH-25232

Brand
MERSEN
Item
Medium Voltage Fuses: DHR0 Series, R-Rated, 5.08 kV AC, 230 A, Gen Purpose
Category
Fast-Acting & General-Purpose Cylindrical Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
A051B1DHR0-12R
Series
DHR0
Type
R-Rated, 5.08 kV AC, 230 A, Gen Purpose, Indicating
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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN DHR0 Series is a fast-acting and general-purpose cylindrical fuse, R-rated at 5.08 kV AC and 230 A, with an indicating feature. This medium voltage fuse is designed for general purpose applications, as specified by the manufacturer.

Frequently Asked Questions

What is the MERSEN DHR0 medium voltage fuse used for?

The MERSEN DHR0 Series fuse is a fast-acting, general-purpose cylindrical fuse rated at 5.08 kV AC and 230 A. It is used for medium voltage circuit protection in industrial applications such as motor circuits, transformers, and switchgear, where reliable overcurrent interruption is required.

What are the specifications of the MERSEN DHR0 fuse?

The MERSEN DHR0 Series fuse is R-rated at 5.08 kV AC and 230 A, with an indicating feature. It is a fast-acting, general-purpose cylindrical fuse designed for medium voltage protection. The manufacturer part number is A051B1DHR0-12R.

Where to buy MERSEN DHR0 fuses worldwide?

3G Electric supplies MERSEN DHR0 Series fuses worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this R-rated, 5.08 kV AC, 230 A indicating fuse.

How to select the correct MERSEN DHR0 fuse for an application?

To select the correct MERSEN DHR0 fuse, verify the system voltage (5.08 kV AC), continuous current rating (230 A), and required interrupting rating. Ensure the R-rating matches the motor or transformer starting characteristics. Consult the manufacturer's application guide for coordination with upstream protection devices.

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 fast-acting & general-purpose 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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