BUSSMANN SEMICONDUCTOR FUSE CATALOGUE FILETYPE PDF

The AC voltage rating of Bussmann fuses is given in volts rms. Fuses tested to IEC are . semiconductor devices that utilize diodes, GTOs, SCRs and. SSRs. This catalog is intended to present product data and provide technical information that will help the end World’s leading supplier of fuses and fusible protection. Cooper Bussmann┬« circuit protection solutions comply with major industrial standards of high speed semiconductor fuses and the convenience of Class J .

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Hole in center of both clip and contact area. For instance, a V fuse can be used in a V circuit. One element, the spring actuated trigger assembly, operates on overloads up to times the fuse current rating. Indication contacts have teeth to break oxidation layer on the existing fuse endcap to provide a clear signal path.

NH HRC Fuses

All microswitches have one normally open and one normally closed contact. Reduces external wiring per pole. Provides a flexible system to best fit your needs and space requirements.

UL Recognized to semiconduuctor the requirements for Canadian Standards. Classes of Fuses Safety is the industry mandate. The excellent current limiting characteristics of fast-acting HRCI-J fuses limits damage to equipment and installations by the thermal and magnetic energy associated with a large short-circuit fault current. Secures wires Large, Captive, Wire-ready Screws: Part 4 IEC Type H links are manufactured in the universal buttonhead design.

UL Recognized as a disconnect switch for interruption of load current by means catalgoue withdrawing the fuse carrier.

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In the above illustration, semiocnductor grooved ring in one ferrule provides the rejection feature of the Class R fuse in contrast to the lower interrupting rating, non-rejection type. Slight loss can adversely impact on current limiting action.

They can be used over again if they remain undamaged. It is important that protective fkletype do not react to them. Vertical Fuse bases in size 00 to size 3 are available, details upon request.

KAD is required for mounting.

The rated current of this fuse range has been given with copper conductors that have a current density of 1. However, as illustrated in Figure 2, if an overload current occurs and persists for more than a short interval of time, the temperature of the link eventually reaches a level which causes a restricted segment of the link to melt.

Voltage Rating The maximum open circuit voltage in which a fuse can be used, yet safely interrupt an overcurrent. This process helps in forcing the current to zero.

Microswitch The Typower ZILOX fuses with either type T indicator or type K indicator can be equipped with a microswitch for remote electrical indication of fuse operations. Based on N. Plated Ferrules Voltage Ratings: High grade silica-sand filler; accelerates response of fuse to short-circuits swmiconductor having quenching effect upon the fuse arc.

Ampere Rating The current-carrying capacity of a fuse. See Data Sheet for recommended crimp tools. Ohm The unit of measure for electric resistance. See pages for Class T dimensional data.

High temperature, flame retardant, thermoplastic; UL Component Recognized; 94VO; mounting nut, spacer-black polycarbonate. This enables the fuse to interrupt short circuits bussmanm one-half cycle and prevents the arc from restriking after a current zero. The NEC defines Interrupting Rating as The highest current at rated voltage that an overcurrent protective device is intended to interrupt under standard test conditions.

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NH HRC, Fuses, Fuse links

Filler material Figure 6. To avoid electrical shock, turn power off before installing, removing or servicing. They are labelled Current- Limiting and are rated for Vac. Like two fuses in one.

Full Line catalog – COOPER Bussmann – PDF Catalogs | Technical Documentation | Brochure

The high conductivity of silver gives low watt loss and low operating temperature at normal current levels; minimizes total clearing I 2 t fault energy let-thru. CSA component acceptance for the system. Application for data sets and telephones. Consult Bussmann for additional product details. Clearing Time The total time between the beginning of the overcurrent and the final opening of the circuit at rated voltage by an overcurrent protective device.

Clear tilt bins allow for quick identification, easy access, inventory restocking. By maintaining a minimum ratio of fuse-ampere ratings between an upstream and downstream fuse, selective coordination is assured.

Each subclass has designated I 2 t and l p maximums. Molded phenolic base; screw terminal; beryllium copper, bright-dipped clips.

Low let through currents under fault conditions. ERK Convenient, compact kit to hold spare fuses.