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Electrician's Wiki - K-7-1 Phase Sequence Indicator
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Motor and Transformer
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K-7-1 Phase Sequence Indicator
60-600V Voltage Range
Professional rating

The K-7-1 Phase Sequence Indicator indicates the order of succession in time of the different voltage peaks of a multi-phase supply. The K-7-1 is used in connection with the making of three-phase circuit installations or alterations, and replacement installations of motors and generators. It can be used for making continuity tests of circuits of poly-phase systems.

Manufacturer Name: HD Electric Company (29)
Location: Waukegan, Illinois, United States
Description: Electrical/ElectronicProducts Manufacturing and Designing
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