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MERSEN Medium Voltage Fuses: DHR0 Series, R-Rated, 5.08 kV AC, 200 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, 200 A, Gen Purpose

The MERSEN DHR0 Series is a fast-acting and general-purpose cylindrical fuse, R-rated at 5.08 kV AC and 200 A, with an indicating feature. This medium voltage fuse (MPN A051B1DHR0-9R) is designed for overcurrent…

SKU 3G-OTH-25113

Brand
MERSEN
Item
Medium Voltage Fuses: DHR0 Series, R-Rated, 5.08 kV AC, 200 A, Gen Purpose
Category
Fast-Acting & General-Purpose Cylindrical Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
A051B1DHR0-9R
Series
DHR0
Type
R-Rated, 5.08 kV AC, 200 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 200 A, with an indicating feature. This medium voltage fuse (MPN A051B1DHR0-9R) is designed for overcurrent protection in industrial electrical systems.

Frequently Asked Questions

What is the MERSEN DHR0 Series fuse used for?

The MERSEN DHR0 Series fuse (MPN A051B1DHR0-9R) is a fast-acting, general-purpose cylindrical fuse rated at 5.08 kV AC and 200 A. It provides overcurrent protection for medium voltage industrial electrical systems, such as motor circuits and transformers, with an indicating feature for blown-fuse detection.

What are the specifications of the MERSEN DHR0 Series fuse?

The MERSEN DHR0 Series fuse is R-rated, with a voltage rating of 5.08 kV AC and a current rating of 200 A. It is a fast-acting, general-purpose cylindrical fuse with an indicating feature. The manufacturer part number is A051B1DHR0-9R, and it belongs to the DHR0 series from MERSEN.

Where to buy MERSEN DHR0 Series fuses worldwide?

You can source the MERSEN DHR0 Series fuse (A051B1DHR0-9R) through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this medium voltage fuse.

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

To select the correct MERSEN DHR0 Series fuse, verify the system voltage (5.08 kV AC) and continuous current (200 A). Ensure the R-rating matches the motor or transformer starting characteristics. The indicating feature helps identify blown fuses. 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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