No-break power supply apparatus

Details No-break power supply apparatus No-break power supply apparatus

1982-09-23

1984-12-11

Moose, Jr., Harry E.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Circuit interruption by thermal sensing

361 18, 363 58, H02H 7122

Patent

active

044882009

ABSTRACT:
A no-break power supply apparatus includes a plurality of CVCFs, each CVCF having a bridge circuit having an arm including inverters, a parallel circuit having the GTO thyristor and a diode connected in reverse polarity in parallel with the GTO thyristor, a fuse connected in series with the parallel circuit, and a fuse melting detector connected across the fuse, and protecting circuits controlled for supplying a predetermined ON gate signal/OFF gate signal in accordance with the fuse melting detection signal detected when an accident occurs to the gate of each GTO thyristor.

REFERENCES:
patent: 4063302 (1977-12-01), Donig et al.
patent: 4384248 (1983-05-01), Matsuda et al.

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