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Megger NTS300A Network Relay Tester
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The Model NTS-300A is a self-contained, two-piece test set designed for complete testing of General Electric and Westinghouse secondary network protectors.
The two-piece design of Model NTS-300A enables the user to transport the unit and easily lower it into a manhole.
The unit performs operational tests on 216 and 480 volt network protectors; it can also be used for trouble-shooting tests on the operating mechanism and on both electromechanical and solid-state network relays.
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Features
50 ft (15 m) test cable
Two-piece design for easy portability
Solid-state, digital timer
Additional phase angle settings for testing protectors that incorporate solid-state relays
High current output for instantaneous test
High output power for mechanical low voltage closing tests
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