Eaton Bussmann

Bussmann 25ET Fuse

SKU: LL1-BSM-25ET

$10.18

Available

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Eaton Bussmann

Bussmann 25ET Fuse

SKU: LL1-BSM-25ET

PRODUCT PRICE USD

$10.18

Available to order

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PRODUCT DOCUMENTATION

Product Information

Technical specifications, features, applications and purchasing information.

Technical Specifications

Brand	Bussmann
Model Number	25ET
Product Category	Fuse
Series	Eaton Bussmann ET
Fuse Type	High Speed British Standard Fuse
Rated Current	25 A
Rated Voltage AC	690 V
Rated Voltage DC	500 V
Breaking Capacity	200 kA
Utilization Category	Class aR
Pre-arc I2t	25 A2s
Clearing I2t at 415 V	150 A2s
Clearing I2t at 660 V	250 A2s
Power Loss	7 W
Fuse Shape	Offset bolted tags
Connection	Blade end x blade end
Mounting	Stud
Product Length/Depth	76 mm
Product Height	20 mm
Product Width	20 mm
Product Weight	38.4 g
Standards	BS88
Certifications	UL Recognized, IEC Rated, CE Marked, RoHS Compliant

Key Features

25 A High-Speed British Standard Fuse

Eaton Bussmann ET series high-speed BS88 fuse rated 25 A, Class aR, for semiconductor and reduced voltage starter protection.

690 VAC / 500 VDC Rating

Rated 690 VAC and 500 VDC for dual AC/DC circuit protection in industrial power electronics.

200 kA Breaking Capacity

200 kA interrupting rating for high fault current protection in demanding electrical environments.

Offset Bolted Tag Construction

Offset bolted tag design with blade-end connections and stud mounting for secure installation in BS88 fuse holders.

Compact 19 x 77 mm Format

Compact British Standard dimensions of approximately 19 x 77 mm allow use in space-constrained fuse applications.

Applications

Protection of DC common bus
DC drives
Power converters and rectifiers
Reduced voltage starters
Semiconductor protection
Industrial control panels
BS88 fuse replacement
Low-current power electronics protection

Purchase Information

We support online purchase of the Bussmann 25ET 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 25ET? The Bussmann 25ET is a high-speed British Standard BS88 fuse from the Eaton Bussmann ET series, rated 25 A at 690 VAC / 500 VDC.

What is the voltage rating of the 25ET? It is rated 690 VAC and 500 VDC.

What is the breaking capacity of the 25ET? The 25ET has a 200 kA breaking capacity.

What utilization category is the 25ET? It is Class aR, intended for semiconductor and power electronics protection.

What is the power loss of the 25ET? The published power loss is 7 W.

What are the dimensions of the 25ET? The fuse measures 76 mm in length, 20 mm in height, and 20 mm in width, with a stud mounting. The BS88 size format is 19 x 77 mm.

What standards does the 25ET comply with? It complies with BS88 and carries UL Recognition, IEC Rating, CE marking, and RoHS compliance.

What is the pre-arc I2t of the 25ET? The pre-arc I2t is 25 A2s, with clearing I2t of 150 A2s at 415 V and 250 A2s at 660 V.

What applications is the 25ET used for? It is used for protection of DC common bus, DC drives, power converters/rectifiers, and reduced voltage starters.

What should be checked before ordering a 25ET? Verify the catalog number, BS88 size compatibility, voltage and current ratings, and mounting arrangement against the existing fuse holder and circuit requirements.

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