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BUSSMANN Semiconductor Fuse: FWH Series, Fast-Acting, 500 A, 500 V AC - Fast-Acting Bolt-On Fuses
BUSSMANNFast-Acting Bolt-On Fuses

BUSSMANN Semiconductor Fuse: FWH Series, Fast-Acting, 500 A, 500 V AC

The BUSSMANN FWH Series is a fast-acting bolt-on semiconductor fuse, model FWH-500A. It is rated for 500 A with a voltage rating of 500 V AC and 500 V DC, supporting AC/DC voltage types.

SKU 3G-OTH-26304

Also listed as: FWH500A · FWH 500A

Brand
BUSSMANN
Item
Semiconductor Fuse: FWH Series, Fast-Acting, 500 A, 500 V AC
Category
Fast-Acting Bolt-On Fuses
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Delivery
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

BUSSMANN
Manufacturer Part Number
FWH-500A
Series
FWH
Type
Fast-Acting, 500 A
AC
500 V
Voltage Type
AC/DC
DC DC Volt Rating
500 V

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

Product Description

The BUSSMANN FWH Series is a fast-acting bolt-on semiconductor fuse, model FWH-500A. It is rated for 500 A with a voltage rating of 500 V AC and 500 V DC, supporting AC/DC voltage types.

Frequently Asked Questions

What is the BUSSMANN FWH-500A semiconductor fuse used for?

The BUSSMANN FWH-500A is a fast-acting bolt-on fuse designed to protect power semiconductors such as diodes, thyristors, and IGBTs in industrial drives, UPS systems, and power conversion equipment. Its high-speed interruption capability limits fault current and prevents damage to sensitive electronic components.

What are the specifications of the BUSSMANN FWH-500A fuse?

The BUSSMANN FWH-500A is part of the FWH Series, rated for 500 A with a voltage rating of 500 V AC and 500 V DC. It is a fast-acting bolt-on semiconductor fuse supporting AC/DC voltage types. The manufacturer part number is FWH-500A.

Where to buy the BUSSMANN FWH-500A fuse worldwide?

You can source the BUSSMANN FWH-500A fuse 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 fast-acting semiconductor fuse.

How to select the correct BUSSMANN FWH series fuse for an application?

To select the correct BUSSMANN FWH series fuse, match the continuous current rating (e.g., 500 A) to the load current and ensure the voltage rating (500 V AC/DC) exceeds the system voltage. Consider the fuse's fast-acting characteristics for semiconductor protection and verify bolt-on mounting compatibility with your panel.

Used in

Common applications for BUSSMANN
Industrial motor control centers — BUSSMANN LPT series Class T time-delay fuses for branch circuit protection
Semiconductor protection in variable frequency drives — BUSSMANN FWA series fast-acting bolt-on fuses rated 150 V AC/DC
Automotive auxiliary circuit protection — BUSSMANN CB222 series Type II circuit breakers in 12 V DC systems
Control panel overcurrent protection — BUSSMANN FNA series midget time-delay indicating fuses for instrumentation
Main feeder protection in power distribution — BUSSMANN KLU series Class L time-delay bolt-on fuses up to 650 A
Fuse replacement in existing panels — BUSSMANN S-8301-1-R fuse block accepting 3AG and other glass/ceramic fuses

BUSSMANN Products

3G Electric supplies BUSSMANN fast-acting 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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