CA2168709C - Circuit d'alimentation electrique a trois fils avec dispositif de coupure dans l'air
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Circuit d'alimentation electrique a trois fils avec dispositif de coupure dans l'air
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Publication number
CA2168709C
CA2168709CCA 2168709CA2168709ACA2168709CCA 2168709 CCA2168709 CCA 2168709CCA 2168709 CA2168709 CA 2168709CA 2168709 ACA2168709 ACA 2168709ACA 2168709 CCA2168709 CCA 2168709C
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CA
Canada
Prior art keywords
circuit
switch
power supply
relay
supply circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Hubbell Inc
Original Assignee
Hubbell Inc
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Publication date
Priority claimed from US08/412,502external-prioritypatent/US5699243A/en
Priority claimed from US08/501,850external-prioritypatent/US5777837A/en
Application filed by Hubbell IncfiledCriticalHubbell Inc
Publication of CA2168709A1publicationCriticalpatent/CA2168709A1/fr
Application grantedgrantedCritical
Publication of CA2168709CpublicationCriticalpatent/CA2168709C/fr