interrupting capacity

interrupting capacity

[‚int·ə′rəp·tiŋ kə‚pas·əd·ē]
(electricity)
Maximum power in the arc that a circuit breaker or fuse can successfully interrupt without restrike or violent failure; rated in volt-amperes for alternating-current circuits and watts for direct-current circuits.
Mentioned in ?
References in periodicals archive ?
Tenders are invited for transfer switch, automatic, three pole automatic transfer switch (ats) open transition, switched neutral, 200a rating, 480 volts, nema type 4 enclosure, enclosure dimensions shall not be more than 18" wide x 51" high x 15" deep, shall conform with ul 1008 standard for automatic transfer switch, nfpa70 national electrical code, nfpa 110 emergency and stand by power systems, ieee standard 446 - ieee recommended practice for emergency and standby power system for commercial and industrial applications, switch rating 200a, 200ka current limiting fuse at 480v, 25ka cb interrupting capacity "asco" #d03atsb30200ng0n, 1 each.
This new product is designed to provide users with years of safe and reliable service by combining a long life span in mechanical and electrical operation mode with high interrupting capacity to provide selectivity and reduce hazards.
The interrupting capacity from 25 to 150 kA allows a single unit to address multiple applications, which helps reduce product stocking.
A 65-kiloamp interrupting capacity fault-current rating and testing to 160 kiloamps 8/20 ps per IEC 61643-1.
Interrupting capacity is the maximum fault current that can be repeatedly interrupted without failure of the breaker.
Improvements in the arc-interruption system, for example, increase interrupting capacity and minimize space requirements.
High interrupting capacity allows protection of high wattage power supply architectures driving next-generation, efficient datacenters.
4 kv of operating voltage, 20,000 of interrupting capacity, rms amperes symmetrical at 24.
9 KV, 15,000 AMPS INTERRUPTING CAPACITY, WITH NEMA HANGER.