7.2 Environmental DataAmbient temperature during operation 5–45 °C (41–113 °F) without derating45–60 °C (113–140 °F) with derating 1.5% per °C.See derating curve in Illustration 7.1Temperature during storage and transpor-tationTransport: -25 °C to +65 °C (-13 °F to +149 °F)Storage: -25 °C to +55 °C (-13 °F to 131 °F)Maximum altitude above sea level 1000 m (3280 ft) without derating1000–4000 m (3280–13123 ft) with derating 5% per 1000 m (3280 ft)Relative humidity Humidity class F without condensation 5–85% - Class 3K3 (non-condensing) during operationResonance search Base standard: DIN EN 600068-2-6Test specification: 5 Hz, 150 Hz, 3 directions (0.5 g, 0.1 g, 0.5 g)Sine vibration test Base standard: DIN EN 600068-2-6Test specification: 5–13.2 Hz, 150 Hz (2 mm (0.08 in) peak to peak 0.7 g)Packaging ISPM 15Enclosure protection rating IP20Optional IP21/NEMA1 upgrade kitsApprovals CEThe Low Voltage DirectiveUL1)UL SCCR 100 kAStandards Radiated Immunity, IEC 61800-3, 2012 edition 2.1Burst, EN 61000-4-4Surge, EN 61000-4-5ESD, EN 61000-4-2Radiated Field-CM, IEC 61800-3, 2012 edition 2.1PELV in accordance to EN 61800-5-1 for the temperature switchesTable 7.2 Environmental Data1) UL only for 460 V/60 Hz and 600 V/60 Hz versions. UL listing card reference ID number: E134261Load in %1101009080706040 45 50 55 60Ambient temperature in °C130BB603.11Illustration 7.1 Temperature Derating CurveSpecifications VLT® Advanced Harmonic Filter AHF 005/AHF 01050 Danfoss A/S © 05/2019 All rights reserved. MG80C60277