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Eaton Bussmann

Bussmann FWH-175B Fuse

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$38.40

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PRODUCT DOCUMENTATION

Product Information

Technical specifications, features, applications and purchasing information.

Technical Specifications

Brand	Bussmann
Model Number	FWH-175B
Product Category	Fuse
Series	Eaton Bussmann FWH
Fuse Type	High Speed Cylindrical Fuse
Rated Current	175 A
Rated Voltage AC	500 V
Rated Voltage DC	500 V
Breaking Capacity (AC)	200 kAIC at 1000 VAC
Breaking Capacity (DC)	50 kAIC at 500 VDC
Utilization Category	Class aR (semiconductor protection)
Pre-arc I2t	1450 A2s
Clearing I2t	6200 A2s
Power Loss	35 W
Fuse Shape	Cylindrical, center bolted tags
Connection	Blade end x blade end
Mounting	Stud, M8
Center-to-Center Distance	74.09 mm
Product Length/Depth	96 mm
Product Height	30 mm
Product Width	30 mm
Product Weight	150 g
Certifications	UL Recognized, CSA Certified, CE Marked, RoHS Compliant

Key Features

175 A High-Speed Cylindrical Fuse

FWH series Class aR fuse rated 175 A, designed for fast semiconductor and DC bus protection.

500 VAC / 500 VDC Rating

Dual AC/DC voltage rating of 500 V supports use in both AC and DC power circuits.

200 kAIC AC Breaking Capacity

200 kAIC at 1000 VAC and 50 kAIC at 500 VDC for high fault current interruption capability.

Center Bolted Tag Design

Cylindrical body with center bolted tags, blade-end connections, and M8 stud mounting for stable high-current connections.

UL Recognized and CSA Certified

Carries UL Recognition, CSA Certification, and CE marking for use across North American and international markets.

Applications

Semiconductor protection
DC common bus
DC drives
Power converters and rectifiers
Industrial power electronics
AC and DC high-energy circuits
FWH series fuse replacement
Drive system maintenance

Purchase Information

We support online purchase of the Bussmann FWH-175B Fuse. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.

Frequently Asked Questions

What is the Bussmann FWH-175B? The Bussmann FWH-175B is a high-speed cylindrical fuse from the Eaton Bussmann FWH series, rated 175 A at 500 VAC / 500 VDC.

What is the voltage rating of the FWH-175B? It is rated 500 VAC and 500 VDC.

What is the breaking capacity of the FWH-175B? The FWH-175B provides 200 kAIC at 1000 VAC and 50 kAIC at 500 VDC.

What class is the FWH-175B? It is Class aR, intended for semiconductor protection.

What is the power loss of the FWH-175B? The published power loss is 35 W.

What are the dimensions of the FWH-175B? It measures 96 mm in length, 30 mm in height, and 30 mm in width, with an M8 stud mounting and 74.09 mm center-to-center distance.

What certifications does the FWH-175B carry? It is UL Recognized, CSA Certified, CE Marked, and RoHS Compliant.

What is the pre-arc I2t of the FWH-175B? The pre-arc I2t is 1450 A2s, with a clearing I2t of 6200 A2s.

Where is the FWH-175B commonly used? Common applications include semiconductor protection, DC common bus, DC drives, and power converters/rectifiers.

What should be verified before ordering an FWH-175B? Confirm the complete catalog number, voltage and current ratings, mounting style, and certifications against the specific installation.

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