Danfoss VLT AAF00x Instruction Manual page 51

How to Install
Visual inspection:
- Power cables
- Earthing
- CT wiring and 1 or 5A HW check with AF-Card set-up
- Control wire
- Mounting
- Cooling
- Dust
4 4
- Temperature
- Glant plate check
Yes
Fault!
Check
installation
No
4-38
OK
CT installed at di erent
voltage (MV) then lter
300-22
No
CT placement
Location: 300-26
Load side
Manual CT set-up:
- Polarity: 300-25
- Sequency: 33-24
- Primary rate: 300-20
Program lter mode:
- Priority 300-01
- Cos setpoint 300-35
- Harmonic mode 300-00
- In Selective 300-30
Turn on lter
"Auto mode"
Running at around 10-30A
Document
Performance
MG.90.V2.22 - VLT
VLT Active Filter AAF 00x
Document
Environment
Fluke 435
available
No
Power-on lter
program I/Os
PCC side
Check all CTs have
OK
same primary rate
Auto CT
Failed
300-29
Succesful
Document
Settings
Stop lter and remove
Yes
the three CT-shorts at
CT terminals
Make grid analyses:
- Record THDv and THDi improvements
- RMS
- True PF and displacement PF
Check CT
settings again
®
is a registered Danfoss trademark
Make grid analyses:
- Connect voltage and current probes at
Yes
transformer
- Record THDv and THDi at normal operation and
full load
Document
THDv
Sum transformers
Yes
used
Remove CT shorts
at the CT terminal
block
Turn on lter
"Auto mode"
Fluke 435
Yes
available
No
Check that THDi read out
No
value is reduced to 5-9%
when lter is turned on