An item which provides continual quantitative visual indication of cyclic variations between two or more phases of electrical energy, warning upon departure from predetermined phase variation limits. May initiate an audible warning. See also panel, monitor.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 6150-01-449-2073
NSN 5998-01-009-0849
NSN 6145-01-455-7981
NSN 6620-00-946-4864
NSN 5920-01-309-9216
NSN 5999-01-608-2248
NSN 6610-00-774-8691
NSN 6645-01-381-7104
NSN 5950-01-618-6183
NSN 7035-00-500-7839
NSN 6130-01-314-9893
NSN 6610-00-467-7434