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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.5 kA, 600 V AC - Time-Delay Bolt-On Fuses
MERSENTime-Delay Bolt-On Fuses

MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.5 kA, 600 V AC

The MERSEN A4BY Series Class L Time-Delay Bolt-On Fuse (MPN A4BY1500) is a 1.5 kA, 600 V AC, 300 V DC industrial fuse with a bolt-on body. This time-delay fuse is designed for overcurrent protection in electrical…

SKU 3G-OTH-27202

Brand
MERSEN
Item
Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.5 kA, 600 V AC
Category
Time-Delay Bolt-On Fuses
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Technical Specifications

MERSEN
Manufacturer Part Number
A4BY1500
Series
A4BY
Type
A4BY Series, Bolt-On Body, Time-Delay, 1.5 kA
AC
600 V
DC
300 V

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

Product Description

The MERSEN A4BY Series Class L Time-Delay Bolt-On Fuse (MPN A4BY1500) is a 1.5 kA, 600 V AC, 300 V DC industrial fuse with a bolt-on body. This time-delay fuse is designed for overcurrent protection in electrical systems.

Frequently Asked Questions

What is the MERSEN A4BY1500 fuse used for?

The MERSEN A4BY1500 is a Class L time-delay bolt-on fuse rated 1.5 kA, 600 V AC, 300 V DC. It provides overcurrent protection in industrial electrical systems, such as motor circuits and feeders, where high interrupting capacity and delayed response to temporary surges are required.

What are the specifications of the MERSEN A4BY1500 fuse?

The MERSEN A4BY1500 is a Class L time-delay bolt-on fuse rated 1.5 kA at 600 V AC and 300 V DC. It is part of the A4BY Series with a bolt-on body. The manufacturer part number is A4BY1500. These specifications ensure reliable overcurrent protection in heavy-duty industrial applications.

Where to buy the MERSEN A4BY1500 fuse worldwide?

3G Electric supplies the MERSEN A4BY1500 fuse worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this A4BY Series time-delay bolt-on fuse.

How to select the correct MERSEN A4BY1500 fuse for an application?

To select the MERSEN A4BY1500, verify your system voltage (600 V AC or 300 V DC) and continuous current rating (1.5 kA). Ensure the bolt-on body matches your fuse holder. The time-delay characteristic is ideal for motor-starting or transformer inrush. 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 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, A4BY Series, Bolt-On Body, Time-Delay, 1.4 kA, 600 V AC, 300 V DC (MPN A4BY1400)
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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.4 kA, 600 V AC, 300 V DC (MPN A4BY1400)
MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.35 kA, 600 V AC, 300 V DC (MPN A4BY1350)
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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.35 kA, 600 V AC, 300 V DC (MPN A4BY1350)
MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.201 kA, 600 V AC, 300 V DC (MPN A4BY1201)
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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.201 kA, 600 V AC, 300 V DC (MPN A4BY1201)
MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.2 kA, 600 V AC, 300 V DC (MPN A4BY1200)
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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 1.2 kA, 600 V AC, 300 V DC (MPN A4BY1200)
MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 3.001 kA, 600 V AC, 300 V DC (MPN A4BY3001)
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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 3.001 kA, 600 V AC, 300 V DC (MPN A4BY3001)
MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 350 A, 600 V AC, 300 V DC (MPN A4BY350)
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MERSEN Fuse: Class L, A4BY Series, Bolt-On Body, Time-Delay, 350 A, 600 V AC, 300 V DC (MPN A4BY350)

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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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