MERSEN FUSE 2,5 URGS 17/35 2,5URGS17/35

Reliable, rapid circuit protection fuse-link with aR characteristic, 35A rating, and 250V AC voltage for semiconductor protection in industrial and commercial applications.

SKU: T076653Alt SKU: BS17US25V35MPN: T076653

List Price £13.73 ex VAT

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Why Choose the Mersen T076653 Protistor® BS17US25V35 Semiconductor Fuse?

The Mersen T076653 (Catalogue No. BS17US25V35) is a high-speed Protistor® British Standard semiconductor fuse-link designed to protect sensitive power semiconductors including IGBTs, SCRs, diodes and inverter systems. Rated at 35A with a 250VAC IEC, 250VAC UL and 300VDC UL rating, it provides rapid fault interruption and exceptional protection for industrial power electronic equipment.

Part of Mersen's renowned Protistor® BS88-4 range, the T076653 features a robust ceramic body with copper L-bracket terminals and an aR semiconductor protection characteristic, delivering extremely high breaking capacity while minimising damage to valuable semiconductor devices during fault conditions.

Key Advantages

Genuine Mersen Protistor® semiconductor protection fuse.
35A current rating.
250VAC IEC, 250VAC UL and 300VDC UL ratings.
Ultra-fast aR characteristic for semiconductor protection.
Very high breaking capacity.
BS88-4 and IEC 60269-4 compliant.
Ceramic body with copper L-bracket terminals.
Ideal for protecting modern power electronic equipment.

Key Features

Manufacturer: Mersen
Part Number: T076653
Catalogue Number: BS17US25V35
Series: Protistor® BS88-4
Fuse Characteristic: aR
Fuse Size: 17 × 27 mm
Rated Current: 35A
Rated Voltage (IEC): 250VAC
Rated Voltage (UL AC): 250VAC
Rated Voltage (UL DC): 300VDC
Terminal Type: Copper L Brackets
Body Material: Ceramic
Mounting: Bolted

Reliable Protection for Power Electronics

The Mersen T076653 has been engineered specifically for semiconductor protection applications where conventional fuses cannot provide sufficiently rapid fault clearance. Its aR operating characteristic helps reduce damage to costly power semiconductors, improving equipment reliability and reducing downtime.

Typical installations include variable speed drives, UPS systems, industrial inverters, converters, rectifiers, motor drives and renewable energy power conversion equipment requiring dependable semiconductor protection.

Typical Applications

Variable speed drives (VSDs).
Industrial inverters.
Power semiconductor protection.
UPS systems.
Rectifiers and converters.
Motor drives.
Renewable energy systems.
Industrial automation equipment.
Power supplies.
Electrical distribution systems.

Technical Specifications

Item number	T076653
Catalogue No	BS17US25V35
Description	British Standard fuse-link Protistor® 17x27 aR 250V AC UL 35A
EAN/UPC Code	3605340019551
Rated voltage AC UL	250 V
Rated voltage DC UL	300 V
Rated voltage AC IEC	250 V
Ampere Rating	35 A
RoHS Compliant	Yes
AC or DC	AC
Speed/Characteristic	aR
Fuse Size	17x27
Mounting	Bolted
Clearing I2t At Rated Voltage	330 A²s
Melting I2t	63 A²s
Connection/Terminal Material	Copper
Connection/Terminal Type	L Brackets
Product Diameter	18.5 mm
Product Length	54.4 mm
Sell Pack Quantity	10 EA
Sell Pack Weight	0.276 kg
Sell Pack Width	68 mm
Sell Pack Length	188 mm
Sell Pack Height	24 mm
Product group	Semiconductor Protection Fuses
Body/Insulating Material	Ceramic
Product Weight	0.0276 kg
Power Dissipation at Rated Current Value	6.5 W
HS Code	85361050
Country of Manufacture	India
Fuse Type	Semiconductor
Fuse Size	17x27 mm
Fuse Class	aR
Voltage	250 V

Frequently Asked Questions

What is the Mersen T076653?

The Mersen T076653 is a Protistor® BS17US25V35 high-speed semiconductor protection fuse rated at 35A for 250VAC applications.

What type of fuse is the T076653?

It is a British Standard BS88-4 Protistor® aR semiconductor fuse designed to protect sensitive power semiconductor devices.

What voltage ratings does the fuse support?

The fuse is rated for 250VAC (IEC), 250VAC (UL) and 300VDC (UL).

What mounting arrangement does the T076653 use?

The fuse is designed for bolted installation using copper L-bracket terminals.

Where is the Mersen T076653 commonly used?

It is commonly installed in variable speed drives, inverters, UPS systems, converters, rectifiers and industrial power electronic equipment requiring fast semiconductor protection.

Trusted Semiconductor Protection from Mersen

Mersen Protistor® semiconductor fuses are trusted worldwide by OEMs, machine builders and maintenance engineers for providing ultra-fast fault clearance, dependable semiconductor protection and long-term reliability in demanding industrial applications.

Item number	T076653
Catalogue No	BS17US25V35
Description	British Standard fuse-link Protistor® 17x27 aR 250V AC UL 35A
EAN/UPC Code	3605340019551
Rated voltage AC UL	250 V
Rated voltage DC UL	300 V
Rated voltage AC IEC	250 V
Ampere Rating	35 A
RoHS Compliant	Yes
AC or DC	AC
Speed/Characteristic	aR
Fuse Size	17x27
Mounting	Bolted
Clearing I2t At Rated Voltage	330 A²s
Melting I2t	63 A²s
Connection/Terminal Material	Copper
Connection/Terminal Type	L Brackets
Product Diameter	18.5 mm
Product Length	54.4 mm
Sell Pack Quantity	10 EA
Sell Pack Weight	0.276 kg
Sell Pack Width	68 mm
Sell Pack Length	188 mm
Sell Pack Height	24 mm
Product group	Semiconductor Protection Fuses
Body/Insulating Material	Ceramic
Product Weight	0.0276 kg
Power Dissipation at Rated Current Value	6.5 W
HS Code	85361050
Country of Manufacture	India
Fuse Type	Semiconductor
Fuse Size	17x27 mm
Fuse Class	aR
Voltage	250 V

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