Us Tables; Nema Ratings; Symbols - ABB ACS800-U4 Hardware Manual

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US tables

NEMA ratings

The NEMA ratings for the ACS800-U4 with 60 Hz supplies are given below. The
symbols are described below the table. For sizing, derating and 50 Hz supplies, see
IEC
ACS800-U4 size
Three-phase supply voltage 380 V, 400 V, 415 V, 440 V, 460 V, 480 V
-0170-5
-0210-5
-0260-5
-0320-5
-0400-5
-0440-5
-0490-5
-0550-5
-0610-5

Symbols

Normal use (10 % overload capability)
I
2N
P
N
Heavy-duty use (50 % overload capability)
I
2hd
P
hd
Note: The ratings apply in ambient temperature of 40 °C (104 °F). In lower temperatures the ratings are
higher.
Technical data
ratings.
Normal use
I
2N
A
196
245
289
368
486
526
602
645
718
continuous rms current. 10 % overload is allowed for a period of time dependent on
ambient temperature – typically for one minute.
typical motor power. The power ratings apply to most 4-pole NEMA rated motors (460 V).
continuous rms current. 50 % overload is allowed for one minute.
typical motor power. The power ratings apply to most 4-pole NEMA rated motors (460 V).
Heavy-duty use
P I
N 2hd
HP A
150 162
200 192
200 224
300/250 284
400/350 361 300/250
450 477 400/350
500 515
500 590
600 632
Frame Air flow
size
P
hd
3
HP
ft /min
125 R7 318
150 R7 318
150 R7 318
200 R8 718
R8 718
R8 718
450 R8 718
500 R8 718
500 R8 718
Heat
dissipation
BTU/Hr
10600
12000
15600
18150
22600
23150
24650
30300
34250
PDM code: 00096931