Allen-Bradley 1608M-400A460V3S MegaDySC Sag Corrector
MegaDySC voltage sag corrector, 400 A, 460V AC, 3-wire, standard runtime, NEMA 1 enclosure
Lifecycle Status: Active
The Allen-Bradley 1608M-400A460V3S MegaDySC sag corrector is designed for three-phase industrial power quality applications where short-duration voltage sags and momentary interruptions can disrupt production equipment. This model is part of the Bulletin 1608M MegaDySC range and is configured for 400 A, 460V AC, 3-wire systems with standard runtime performance.
Lifecycle Status: Active
- Product family: Bulletin 1608M MegaDySC dynamic voltage sag corrector
- Rated current: 400 A
- Nominal line voltage: 460V AC
- Wiring: 3-phase + ground (3-wire model)
- Runtime category: Standard
- Frequency: 50/60 Hz auto sensing
- Frequency tracking range: 45…65 Hz
- Voltage range: ±10%
- Efficiency: >99%
- Surge protection device output: 80 kA/mode
- Response time: 0.7 ms detection, 1.2 ms inverter reaction
- Voltage sag correction: 87…50% voltage remaining for up to 5 s; all three phases to zero voltage remaining for 50 ms on standard runtime models
- Output voltage: pre-sag RMS voltage
- Voltage regulation: +/- 5% typical, +5% / -13% of nominal max
- Enclosure rating: NEMA 1 (IP20)
- Cooling: filtered forced air
- User interface: LCD screen
- Status contacts: SAG EVENT, OUTPUT OK, and ALARM contacts, Form A, 24V DC at 1 A
- Ambient operating temperature: 0…+40 °C
- Storage temperature: -40…+75 °C
- Relative humidity: 0…95% non-condensing
This Allen-Bradley power quality unit is suited to industrial automation systems that need ride-through protection for process equipment, machine control panels, and facility power distribution sections where voltage disturbances can cause nuisance trips or downtime.