Allen-Bradley ArmorStart 294E - Page 166

166 Rockwell Automation Publication 290E-UM001B-EN-P - June 2012
Chapter 6 Specifications
Control Circuit
(External Source)
Power Supply NEC Class 2
Rated Operating Voltage 24V DC (+10%, -20%)
Overvoltage Protection Reverse-polarity protected
Unswitched Power Supply
Requirements
Voltage 19.2…26.4V DC
Nominal Current 150 mA
Power 3.6 W
Input Current (each) ➊ 50 mA
Maximum Current 450 mA
Maximum Power 14.4 W
Peak Inrush ➋ <5 A for 35 ms
Switched Power Supply
Requirements
Voltage 19.2…26.4V DC
Nominal Current 125 mA
Power 3 W
Output Current (each) ➊ 500 mA
Maximum Current 1.625 A
Maximum Power 42 W
Peak Inrush ➋ <5 A for 35 ms
Switched and Unswitched
Power Supply Requirements
Voltage 19.2…26.4V DC
Nominal Current 275 mA
Power 6.6 W
Number of Inputs (x 50 mA) user defined
Number of Outputs (x 500 mA) user defined
Maximum Current 275 mA + user defined
Maximum Power 6.6 W + (24V DC x user defined)
Peak Inrush ➋ <10 for 35 ms
Control Circuit
(Internal Source)
An internal 50 W power supply sources 24V DC for input, outputs, and logic control.
Short Circuit
Current Rating
(SCCR)
Cat. No. Sym. Amps RMS Circuit Breaker Fuse
290/1_-*-G1 (or G3) 10 kA @ 480Y/277
When used with Allen Bradley
Cat. No. 140U-D6D3-C30
CC, J, or T fuse
(maximum 45A)
290/1_-*-G1 (or G3) 5 kA @ 480Y/277 UL Class fuse (maximum 45A)
290/1_-*-G2 10 kA @ 480Y/277
CC, J, or T fuse
(maximum 40A)
Short Circuit
Coordination
Type 1
Size per NFPA 70 (NEC) or NFPA 79 for Group Motor Applications
➊ I/O is configurable to either input or output.
➋ Assumes zero wire resistance. Wire impedance will reduce current inrush.
Electrical Ratings