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VLT
®
6000 HVAC
1
MG.60.B1.02 - VLT is a registered Danfoss trademark
Introduction to
HV
AC
Contents
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■
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■
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Programming
All about
VL
T 6000 HV
AC
Installation
Intr
Intr
Intr
Intr
Introduction to HV
oduction to HV
oduction to HV
oduction to HV
oduction to HVAC
AC
AC
AC
AC
Software version .................................................................................................................. 3
Safety regulations ................................................................................................................ 4
Warning against unintended start ........................................................................................ 4
Introduction to the Design Guide ......................................................................................... 5
Available literature ................................................................................................................ 7
Why use a frequency converter for controlling ...................................................................... 8
fans and pumps? ................................................................................................................. 8
The clear advantage - energy savings .................................................................................. 8
Example with varying flow over 1 year .................................................................................. 9
Control principle ................................................................................................................ 12
PC software and serial communication .............................................................................. 15
CE-labelling ....................................................................................................................... 16
Application examples ......................................................................................................... 17
Specification text ............................................................................................................... 24
Ordering guide ................................................................................................................... 30
Choice of frequency converter ............................................................................................ 30
Unpacking and ordering a VLT frequency converter ........................................................... 34
Type code ordering number string ...................................................................................... 34
Ordering form VLT 6000 HVAC .......................................................................................... 35
Installation
Installation
Installation
Installation
Installation
General technical data ....................................................................................................... 42
Mains supply 3 x 200 - 240 V ............................................................................................ 45
Technical data, mains supply 3 x 380 - 460 V .................................................................... 46
Mechanical dimensions ...................................................................................................... 48
Mechanical installation ....................................................................................................... 50
Enclosure protection .......................................................................................................... 50
Field-mounting .................................................................................................................. 50
General information about electrical installation .................................................................. 52
High voltage warning ......................................................................................................... 52
Earthing ............................................................................................................................. 52
Cables ............................................................................................................................... 52
Screened/armoured cables ................................................................................................ 52
Extra protection ................................................................................................................. 52
RFI switch ......................................................................................................................... 53
High voltage test ................................................................................................................ 53
Heat emission from VLT 6000 HVAC .................................................................................. 53
EMC-correct electrical installation ...................................................................................... 54
Use of EMC-correct cables ................................................................................................ 55
Earthing of screened/armoured control cables ................................................................... 56
VLT 6000 HVAC enclosures ............................................................................................... 57
Tightening-up torque and screw sizes ............................................................................... 62
Mains connection .............................................................................................................. 62
Pre-fuses ........................................................................................................................... 62
Motor connection .............................................................................................................. 62
DC bus connection ............................................................................................................ 64
High-voltage relay .............................................................................................................. 64
Electrical installation, control cables ................................................................................... 65
Connection example, VLT 6000 HVAC ............................................................................... 66
Switches 1-4 ..................................................................................................................... 67