Chapter 6, Specifications, Bulletin 290d/291d – Rockwell Automation 294D ArmorStart LT Distributed Motor Controller DeviceNet Version - User Manual User Manual

Page 175: Chapter

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Rockwell Automation Publication 290D-UM001A-EN-P - June 2012

175

Chapter

6

Specifications

Bulletin 290D/291D

Electrical Ratings

Power Circuit

Application

Three-phase

Number of Poles

3

Input Power Terminals

L1, L2, L3

Motor Power Terminals

T1, T2, T3

PE (Earth Ground) Terminal

4 PE terminals

Maximum Rated Operating Voltage

400Y/230…480Y/277 (-15%, +10%)

Rated Impulsed Voltage (U

imp

)

4 kV

Dielectric Withstand

UL: 1960V AC, IEC: 2500V AC

Operating Frequency

50/60 Hz (±10%)

Maximum Rated Operating

Current

Cat. No.

Hp (kW)

Overload Range

290_-___-A-*
291_-___-A-*

2 (1.5)

0.24…3.5 A

290_-___-B-*
291_-___-B-*

5 (3)

1.1…7.6 A

Overload Type

Solid-state I

2

T

Trip Class

[10], 15, 20 with thermal memory retention

(see Motor Overload Trip Curves)

Trip Rating — Full Load

Current (FLC)

120% of FLC

Reset Mode

Automatic or manual

Overload Reset Level

1…100% TCU

Overvoltage Category

III

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