Up for sale 1600Amp 480 277v 3 Phase 4 pole Automatic Transfer Switch ATS Bypass Isolation is in perfect working condition! fully operational and functions as intended.
A 1600 Amp, 480/277V, 3-phase, 4-pole Automatic Transfer Switch (ATS) with bypass isolation provides continuous power by safely routing power through a manual bypass mechanism. This lets workers test or service the main automatic switch parts without turning off power to critical loads
- Amperage: 1600 A continuous duty
- Voltage: 480Y/277V AC (3-phase, 4-wire, solidly grounded neutral)
- Frequency: 60 Hz
- Poles: 4-Pole (includes a fully rated switched or overlapping neutral pole)
- Bypass Isolation: Features a mechanical bypass switch path allowing seamless manual transfer of the load directly to normal or emergency sources, completely isolating the ATS contactor.
- Transition Type: Open transition (delayed/in-phase) or Closed transition (overlap sync) depending on project requirements.
- Controller: Digital microprocessor controller with voltage, frequency, and phase-rotation monitors for both normal and emergency sources.
- Standards Compliance: UL 1008 listed for emergency/standby systems, CSA certified, and NFPA 110 compatible











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