FCM 300 Series
83
MG.03.B6.02 - VLT is a registered Danfoss trademark
Chapter Chapter
Chapter Chapter
Chapter
1010
1010
10 ■ Galvanic isolation ..........................................page 84
■ Earth leakage current................................... page 84
■ Extreme running conditions .......................... page 84
■ Acoustic noise............................................... page 84
■ Derating ........................................................page 86
■ Derating for ambient temperature ................page 86
■ Derating for air pressure ............................... page 86
■ Derating for running at low speed.................page 86
■ Derating for high switching frequency .......... page 87
■ Vibration and shock ......................................page 87
■ Air humidity ................................................... page 87
■ Efficiency....................................................... page 87
■ Mains supply interference/harmonics ........... page 88
■ Power factor ................................................. page 88
■ What is CE labelling? ....................................page 88
■ The machinery directive (89/392/EEC) ......... page 88
■ The low-voltage directive (73/23/EEC)..........page 88
■ The EMC directive (89/336/EEC) ..................page 89
■ What is covered?..........................................page 89
■ Danfoss VLT
®
DriveMotor and CE labelling... page 89
■ Compliance with EMC directive 89/336/EECpage 89
■ EMC standards .............................................page 90
■ Aggressive environments..............................page 90
Special conditions