MERSEN Semiconductor Fuse: A30QS Series, Fast-Acting, 90 A, 300 V AC
The MERSEN A30QS Series Semiconductor Fuse (MPN A30QS90-4) is a fast-acting bolt-on fuse rated for 90 A at 300 V AC and 300 V DC. This AC/DC voltage type fuse is designed for overcurrent protection in power…
SKU 3G-OTH-25499
Also listed as: A30QS904 · A30QS90 4
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- Delivery
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Product Description
The MERSEN A30QS Series Semiconductor Fuse (MPN A30QS90-4) is a fast-acting bolt-on fuse rated for 90 A at 300 V AC and 300 V DC. This AC/DC voltage type fuse is designed for overcurrent protection in power electronic circuits.
Frequently Asked Questions
What is the MERSEN A30QS90-4 semiconductor fuse used for?
The MERSEN A30QS90-4 is a fast-acting bolt-on fuse used for overcurrent protection in power electronic circuits, such as variable frequency drives, UPS systems, and DC power supplies. It protects sensitive semiconductor devices from short circuits and overloads in AC or DC applications up to 300 V.
What are the specifications of the MERSEN A30QS90-4 fuse?
The MERSEN A30QS90-4 is a 90 A, fast-acting semiconductor fuse from the A30QS series. It has an AC voltage rating of 300 V and a DC voltage rating of 300 V, making it suitable for both AC and DC circuits. The bolt-on design ensures secure mounting in power electronic equipment.
Where to buy the MERSEN A30QS90-4 fuse worldwide?
3G Electric supplies the MERSEN A30QS90-4 fuse worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this fast-acting fuse to any country.
How to select the correct MERSEN A30QS series fuse for my application?
Select the MERSEN A30QS fuse based on your circuit's continuous current (90 A for this model) and voltage rating (300 V AC or DC). Ensure the fuse's interrupting rating exceeds the available fault current. The fast-acting characteristic is ideal for protecting IGBTs and diodes. Consult the manufacturer's data sheet for coordination.
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3G Electric supplies MERSEN fast-acting bolt-on fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
