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
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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.
Used in
Common applications for MERSENPower 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.















