ABB ACH580-04 Schnellinstallationsanleitung Seite 15

UL checklist
•
The drive must be installed in clean air according to enclosure classification. Cooling air
must be clean, free from corrosive materials and electrically conductive dust.
•
The maximum ambient air temperature is 40 °C (104 °F) at rated current. The current is
derated for 40 to 55 °C (104 to 131 °F).
•
The drive is suitable for use in a circuit capable of delivering not more than 100,000 rms
symmetrical amperes, 600 V maximum. The ampere rating is based on tests done
according to UL 508C.
•
The cables located within the motor circuit must be rated for at least 75 °C (167 °F) in
UL-compllant installations.
•
The input cable must be protected with fuses. Circuit breakers must not be used without
fuses in the USA. Suitable IEC (class aR) fuses and UL (class T) fuses are listed in the
hardware manual. For suitable circuit breakers, contact your local ABB representative.
•
For installation in the United States, branch circuit protection must be provided in
accordance with the National Electrical Code (NEC) and any applicable local codes. To
fulfill this requirement, use the UL classified fuses.
•
For installation in Canada, branch circuit protection must be provided in accordance
with the Canadian Electrical Code and any applicable provincial codes. To fulfill this
requirement, use the UL classified fuses.
•
The drive provides overload protection in accordance with the National Electrical Code
(NEC).
EN – USA Quick installation guide 15
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