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Fuses

Power Products/Fuses 
Viewing Page 4 of 27 (264 results)
250V 8A RK1 TD FUSE

250V 8A RK1 TD FUSE

Item #: A2D8R

Brand: Mersen

Amp-Trap 2000 SmartSpot time-delay A2D-R fuses provide IEC Type 2 "no damage" protection to existing mains, feeders, and branch circuits serving motor and non-motor loads. A2D-R fuses will open fast enough under extreme fault conditions for maximum short circuit protection to prevent damage to motor starters, switches, and other circuit components, yet also provide the time-delay needed for motor in-rush currents. A2D-R fuses can be used to replace older 250V Class H, K or RK5 fuses already installed in the field.

Rejection-style design prevents replacement errors (when used with recommended fuse blocks); All general-purpose circuits; CSA certified to standard C22.2 No. 248.12; Transformers; Time-delay for motor starting and transformer inrush currents without nuisance opening; Fiberglass body provides dimensional stability in harsh industrial settings; Motors; 300kA interrupting rating – self-certified, UL witnessed tests; Reduced inventory by taking the place of class RK5, K, and H fuses; DC listed to UL standard 248; Solid state SmartSpot visual blown fuse indicator; Easy 2-to-1 selectivity for prevention of nuisance shut downs and “black outs”; Safety switches; High-visibility orange label gives instant brand recognition; 600VAC & 600VDC dual rated; Recommended for Arc Flash energy reduction; Disconnects; UL listed to standard 248-12 File E2137; Metal-embossed date and catalog number for easier traceability and lasting identification; Control panels; Branch circuit protection; Extremely current-limiting for low peak let-thru current

$20.43 /EA
NOT CURRENTLY IN STOCK
250V 20A RK1 FUSE

250V 20A RK1 FUSE

Item #: A2K20R

Supplier Part #: A2K20R
Brand: Mersen

Current-limiting Amp-Trap A2K-R fuses provide excellent protection where high available short-circuit currents exist. These fast-acting fuses are particularly good for branch/feeder circuits and back-up protection.

High degree of current limitation for low peak let-thru current; Panelboards; CSA certified to standard C22.2 No. 248.12; Feeder circuits; Non-inductive loads; Rejection style design prevents replacement by other fuse classes; Lighting circuits; UL listed to standard 248-12 File E2137; Self-certified for DC per UL248; Easy-to-read imprint label for quick recognition and replacement; Fiberglass body provides dimensional stability in harsh industrial environments; Load centers; Switchboards; Bus duct

$37.08 /EA
NOT CURRENTLY IN STOCK
500V DC SPECIAL FUSE 2A

500V DC SPECIAL FUSE 2A

Item #: A2Y2-1

Supplier Part #: A2Y2-1
Brand: Mersen

Mersen Form 600 fuses are the original current-limiting fuses, predating all the standards. Their 500V DC rating (through 600A) is a useful feature for special fusing applications. Form 600 fuses provide a high degree of current limitation in AC and DC applications. Types 1 and 3 are dimensionally interchangeable with Class H and K fuses. Types 4 and 5 have unique rejection dimensions and are not interchangeable.

UL Recognized Component File E60314; DC Tested to UL248-1 (1-600A)

$91.86 /EA
NOT CURRENTLY IN STOCK
90151-FUSE,FORM 600

90151-FUSE,FORM 600

Item #: A2Y7-1

Supplier Part #: A2Y7-1
Brand: Mersen

Mersen Form 600 fuses are the original current-limiting fuses, predating all the standards. Their 500V DC rating (through 600A) is a useful feature for special fusing applications. Form 600 fuses provide a high degree of current limitation in AC and DC applications. Types 1 and 3 are dimensionally interchangeable with Class H and K fuses. Types 4 and 5 have unique rejection dimensions and are not interchangeable.

DC Tested to UL248-1 (1-600A); UL Recognized Component File E60314

$97.64 /EA
NOT CURRENTLY IN STOCK
300V 40A T FUSE

300V 40A T FUSE

Item #: A3T40

Supplier Part #: A3T40
Brand: Mersen

Fast-acting A3T Class T fuses combine two highly desirable features - high current-limitation and a small physical size. Their unique dimensions prevent the substitution of other fuses with lower voltage ratings or current-limiting capability. These fuses have glass melamine bodies for superior dimensional stability and catalog numbers stamped into the blades for permanent identification.

Switchboards; Small physical size for greater design flexibility; Metering centers; Unique dimensions prevent replacement by other fuse classes; Circuit breakers; Panelboards; CSA certified to standard C22.2 no. 248.15; Blade-stamped catalog numbers for permanent identification; DC listed to UL standard 248; UL listed to standard 248-15 File E2137; Extremely current-limiting for low peak let-thru current; Load centers

$33.63 /EA
NOT CURRENTLY IN STOCK
300V 45A T FUSE

300V 45A T FUSE

Item #: A3T45

Supplier Part #: A3T45
Brand: Mersen

Fast-acting A3T Class T fuses combine two highly desirable features - high current-limitation and a small physical size. Their unique dimensions prevent the substitution of other fuses with lower voltage ratings or current-limiting capability. These fuses have glass melamine bodies for superior dimensional stability and catalog numbers stamped into the blades for permanent identification.

Metering centers; Unique dimensions prevent replacement by other fuse classes; Blade-stamped catalog numbers for permanent identification; Switchboards; Small physical size for greater design flexibility; Extremely current-limiting for low peak let-thru current; DC listed to UL standard 248; CSA certified to standard C22.2 no. 248.15; UL listed to standard 248-15 File E2137; Panelboards; Load centers; Circuit breakers

$35.21 /EA
NOT CURRENTLY IN STOCK
300V 50A T FUSE

300V 50A T FUSE

Item #: A3T50

Supplier Part #: A3T50
Brand: Mersen

Fast-acting A3T Class T fuses combine two highly desirable features - high current-limitation and a small physical size. Their unique dimensions prevent the substitution of other fuses with lower voltage ratings or current-limiting capability. These fuses have glass melamine bodies for superior dimensional stability and catalog numbers stamped into the blades for permanent identification.

DC listed to UL standard 248; Load centers; Extremely current-limiting for low peak let-thru current; Blade-stamped catalog numbers for permanent identification; Small physical size for greater design flexibility; Metering centers; Circuit breakers; CSA certified to standard C22.2 no. 248.15; Panelboards; Unique dimensions prevent replacement by other fuse classes; Switchboards; UL listed to standard 248-15 File E2137

$35.21 /EA
NOT CURRENTLY IN STOCK
94681-FUSE,FORM 101

94681-FUSE,FORM 101

Item #: A50P12-1

Supplier Part #: A50P12-1
Brand: Mersen

A50P Amp-Trap® Form 101 high speed fuses were developed for DC drives, uninterruptable power supplies and similar applications requiring better protection (lower I2t) and superior reliability. The A50P is typically used for replacement.

Controlled arc voltage reduces stress to circuit components during fuse clearing; DC: UL Guide No.JFHR2 (35-800A); Choice of mounting types helps in equipment design; AC: UL Guide No. JFHR2 (10-800A); Low I2t minimizes damage to protected components on short circuit; UL Recognized Component UL File 60314

$100.13 /EA
NOT CURRENTLY IN STOCK
500V 15A SEMICOND FUSE

500V 15A SEMICOND FUSE

Item #: A50P15-1

Supplier Part #: A50P15-1
Brand: Mersen

A50P Amp-Trap® Form 101 high speed fuses were developed for DC drives, uninterruptable power supplies and similar applications requiring better protection (lower I2t) and superior reliability. The A50P is typically used for replacement.

Low I2t minimizes damage to protected components on short circuit; UL Recognized Component UL File 60314; DC: UL Guide No.JFHR2 (35-800A); AC: UL Guide No. JFHR2 (10-800A); Controlled arc voltage reduces stress to circuit components during fuse clearing; Choice of mounting types helps in equipment design

$38.09 /EA
NOT CURRENTLY IN STOCK
SC FUSE 500V 20A QS FERRULE

SC FUSE 500V 20A QS FERRULE

Item #: A50QS20-1

Supplier Part #: A50QS20-1
Brand: Mersen

A50QS Amp-Trap® Form 101 fuses grew out of the need to improve the overall performance of semiconductor fuses in response to new equipment requirements. The A50QS encompasses the best protection features – lower I2t to provide better protection for equipment, longer life when subjected to cyclic loading and lower watts loss. A50QS is today’s best choice for the protection of dynamic solid state equipment such as motor drives, inverters, UPS, etc.

State-of-the-art protection for 500V equipment; Ultra compact sizes allow down-sizing of existing equipment; Superior cycling ability gives an equipment design advantage; Low watts loss for cooler operation; UL recognized component UL File 60314; DC Tested to UL standard 198L parameters (70-1200A); CSA Certified LR12636; Lowest I2t for greatest protection of semiconductor circuits; AC: UL guide no. JFHR2

$37.59 /EA
NOT CURRENTLY IN STOCK
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