Difference between revisions of "SB-361"
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| + | Power Switchboard SB-361/TT was a transportable power panel similar to Panel [[BD-132]]A except that it was used with equipment requiring a 24-volt battery supply instead of a 48-volt battery supply. The SB-361 /TT provided ringing current from either a 60-cycle source or the 24-volt central office battery. A rectifier was mounted in the power panel which was used to keep the central office battery charged. Power Switchboard SB-361/TT did not include the night alarm, fuse alarm, or no-voltage alarm circuits that are included in Panels [[BD-132]] and [[BD-132]]-A. | ||
Revision as of 18:52, 3 July 2019
Power Switchboard SB-361/TT was a transportable power panel similar to Panel BD-132A except that it was used with equipment requiring a 24-volt battery supply instead of a 48-volt battery supply. The SB-361 /TT provided ringing current from either a 60-cycle source or the 24-volt central office battery. A rectifier was mounted in the power panel which was used to keep the central office battery charged. Power Switchboard SB-361/TT did not include the night alarm, fuse alarm, or no-voltage alarm circuits that are included in Panels BD-132 and BD-132-A.