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What is the derating for high altitude application for Altivar 312 drive.

For ATV312H*****  Up to 1000 meter without derating.

For ATV312H***M2: Up to 2000 for single-phase supplies and corner grounded distribution networks,
derating the current by 1 % for each additional 100 m.
 
For ATV312H***M3, ATV312H***N4 & ATV312H***S6 : Up to 3000 metres for three-phase supplies, derating the current by 1 % for each additional 100 m.
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