2.1.9 IT Line Power
IT line power
Do not connect adjustable frequency drives with RFI filters to line power supplies with a voltage between phase and ground of more
than 440 V for 400 V drives and 760 V for 690 V drives.
For 400 VT IT line power and delta ground (grounded leg), AC line voltage may exceed 440 V between phase and ground.
For 690 VT IT line power and delta ground (grounded leg), AC line voltage may exceed 760 V between phase and ground.
Par. 14-50
RFI 1
can be used to disconnect the internal RFI capacitors from the RFI filter to ground.
2.1.10 Disposal Instructions
Equipment containing electrical components may not be disposed of together with domestic waste.
It must be separately collected with electrical and electronic waste according to local and currently valid leg-
islation.
2 Safety VLT
®
HVAC Drive Instruction Manual
2-6
MG.11.AB.22 - VLT
®
is a registered Danfoss trademark
2
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