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 5990-01-489-0366
NSN 6105-00-805-5802
NSN 5905-00-648-2323
NSN 6320-00-977-3930
NSN 6220-01-421-9928
NSN 5975-01-390-2703
NSN 6135-00-840-6451
NSN 5855-01-290-7035
NSN 4140-01-056-4453
NSN 5935-01-224-5664
NSN 5895-01-627-4269
NSN 6105-00-691-3688