Symbols - ABB ACS800-37-0060-3 Hardware Manual

Symbols

Nominal ratings
I Maximum output current. Allowable for 10 seconds at start, otherwise as long as allowed
max
by drive temperature.
P Typical motor power. The power ratings apply to most 4-pole NEMA-rated motors at
cont.max
nominal voltage (460 or 575 V).
Normal use (10% overloadability)
I Continuous rms current. 10% overload is allowed for 1 minute every 5 minutes.
2N
P Typical motor power. The power ratings apply to most 4-pole NEMA-rated motors at
N
nominal voltage (460 or 575 V).
Heavy-duty use (50% overloadability)
I Continuous rms current. 50% overload is allowed for 1 minute every 5 minutes.
2hd
P Typical motor power. The power ratings apply to most 4-pole NEMA-rated motors at
hd
nominal voltage (460 or 575 V).
Note: The ratings apply
temperatures, the ratings are higher.
in an ambient temperature of 40 °C (104 °F). In lower
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Technical data