Mode of operation – Rockwell Automation 284G ArmorStart - User Manual User Manual
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Product Overview
Operation
The ArmorStart Distributed Motor Controllers can operate three-
phase squirrel-cage induction motors as follows:
Bulletin 280G/281G: up to 10 Hp (7.5 kW) @ 460V AC, 50/60 Hz.
Bulletin 284G: up to 5 Hp (3.0 kW) @ 460V AC.
Bulletin 1000: 7.5 Hp (5.5 kW), 10 Hp (7.5 kW) and 15 Hp (11 kW)
@ 460V AC, 50/60 Hz.
The ArmorStart Distributed Motor Controller will accept a control
power input of 120V AC.
Mode of Operation
Bulletin 280G/281G
Full-Voltage Start
This method is used in applications requiring across-the-line starting,
in which full inrush current and locked-rotor torque are realized. The
ArmorStart Bulletin 280G offers full-voltage starting and the Bulletin
281G offers full-voltage starting for reversing applications.
Bulletin 284G
Sensorless Vector Control
•
Sensorless Vector Control provides exceptional speed regulation
and very high levels of torque across the entire speed range of the
drive
•
The Autotune feature allows the Bulletin 284G ArmorStart
Distributed Motor Controller to adapt to individual motor
characteristics.
•
To select this method of operation, select V for the Mode of
Operation listed in the catalog structure. See
Publication 280-SG001*.
100%
Percent
Voltage
Time (seconds)