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MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 3 kA, 600 V AC - Time-Delay Bolt-On Fuses
MERSENTime-Delay Bolt-On Fuses

MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 3 kA, 600 V AC

The MERSEN A4BQ3000 is a Class L, time-delay bolt-on fuse from the A4BQ Series. It is rated for 3 kA at 600 V AC and 500 V DC. This fuse is designed for overcurrent protection in industrial electrical systems.

SKU 3G-OTH-27060

Brand
MERSEN
Item
Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 3 kA, 600 V AC
Category
Time-Delay Bolt-On Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
A4BQ3000
Series
A4BQ
Type
A4BQ Series, Bolt-On Body, Time-Delay, 3 kA
AC
600 V
DC
500 V

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

Product Description

The MERSEN A4BQ3000 is a Class L, time-delay bolt-on fuse from the A4BQ Series. It is rated for 3 kA at 600 V AC and 500 V DC. This fuse is designed for overcurrent protection in industrial electrical systems.

Frequently Asked Questions

What is the MERSEN A4BQ3000 fuse used for?

The MERSEN A4BQ3000 is a Class L time-delay bolt-on fuse used for overcurrent protection in industrial electrical systems. It handles high fault currents up to 3 kA at 600 V AC or 500 V DC, making it suitable for motor circuits, transformers, and main feeder protection.

What are the specifications of the MERSEN A4BQ3000 fuse?

The MERSEN A4BQ3000 is a Class L, A4BQ Series, bolt-on body, time-delay fuse rated for 3 kA at 600 V AC and 500 V DC. It provides overcurrent protection in industrial electrical systems. The manufacturer part number is A4BQ3000.

Where to buy the MERSEN A4BQ3000 fuse worldwide?

3G Electric supplies the MERSEN A4BQ3000 fuse worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this Class L time-delay bolt-on fuse.

How to select the correct MERSEN A4BQ3000 fuse for an application?

To select the MERSEN A4BQ3000, verify your system voltage (600 V AC or 500 V DC max) and required interrupting rating (3 kA). This time-delay bolt-on fuse is ideal for circuits with inrush currents, such as motors or transformers. Always consult the manufacturer's data sheet for coordination and ampacity.

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 bolt-on fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 3.5 kA, 600 V AC, 500 V DC (MPN A4BQ3500)
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MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 3.5 kA, 600 V AC, 500 V DC (MPN A4BQ3500)
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 2.5 kA, 600 V AC, 500 V DC (MPN A4BQ2500)
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MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 2.5 kA, 600 V AC, 500 V DC (MPN A4BQ2500)
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 5 kA, 600 V AC, 500 V DC (MPN A4BQ5000)
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MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 5 kA, 600 V AC, 500 V DC (MPN A4BQ5000)
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 2.501 kA, 600 V AC, 500 V DC (MPN A4BQ2501)
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MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 2.501 kA, 600 V AC, 500 V DC (MPN A4BQ2501)
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 2 kA, 600 V AC, 500 V DC (MPN A4BQ2000)
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MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 2 kA, 600 V AC, 500 V DC (MPN A4BQ2000)
MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 1.9 kA, 600 V AC, 500 V DC (MPN A4BQ1900)
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MERSEN Fuse: Class L, A4BQ Series, Bolt-On Body, Time-Delay, 1.9 kA, 600 V AC, 500 V DC (MPN A4BQ1900)

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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.6 kA, 600 V AC, 300 V DC (MPN A4BY1600)
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