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Altitude derating – Yaskawa AC Drive Z1000 User Manual

Page 278

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40

°C

100%

60%

-10

°C

0%

50

°C

80%

IP20/NEMA Type 1

IP00/Open-Type

External Heatsink

Figure A.6 Ambient Temperature and Installation Method Derating

u

Altitude Derating

The drive standard ratings are valid for installation altitudes up to 1000 m. For installations from 1000 m to 3000 m, the drive

rated output current must be derated for 0.2% per 100 m.

A.4 Drive Derating Data

278

YASKAWA ELECTRIC TOEP C710616 45E YASKAWA AC Drive – Z1000 User Manual