It Mains - Danfoss VLT HVAC Operating Instructions Manual

1. Safety

1.1.11. IT Mains

1
Par. 14-50
ground. If this is done it will reduce the RFI performance to A2 level.
1.1.12. Software Version and Approvals: VLT HVAC Drive
This Operating Instructions can be used for all VLT HVAC Drive frequency converters with
software version 2.0X.
The software version number can be seen from parameter 15-43.
1.1.13. Disposal Instruction
8
IT Mains
Do not connect 400 V frequency converters with RFI-filters to mains supplies with a
voltage between phase and earth of more than 440 V.
For IT mains and delta earth (grounded leg), mains voltage may exceed 440 V be-
tween phase and earth.
RFI 1
can be used to disconnect the internal RFI capacitiors from the RFI filter to
VLT HVAC Drive
Operating Instructions
Software version: 2.0X
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 legislation.
MG.11.A4.02 - 09.10.06. VLT
®
VLT HVAC Drive Operating Instructions
® is a registered Danfoss trademark