Input - 250 volt ac Output - 66 volts ac 25hz
Will ring up to about 4 bells.
Output is continuous.
Dimensions 12" x 5" x 6"
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Will ring up to about 20 bells.
Dimensions 19" x 7" x 6"
The Converters Ringing No. 5 is the larger of the two in the picture.
Will ring up to about 60 bells.
Will ring up to about 6 bells.
Dimensions 3" x 4.5" x 4"
The Converters Ringing No. 7 is the smaller of the two in the picture.
Used when an external extension is fitted to a Planset N625
This is a transistorised ringer used on 50volt lamp signalling cordless switchboards.
Diagram - N676.
Used when more than 4 bells are used on a line.
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