Harmonic mitigation performance
THiD
Best performance <4%
Depending on filter vs. distortion ratio.
Individual harmonic mitigation ability: Current maximum RMS [% of rated RMS current]
2nd 10%
4th 10%
5th 70%
7th 50%
8th 10%
10th 5%
11th 32%
13th 28%
14th 4%
16th 4%
17th 20%
19th 18%
20th 3%
22nd 3%
23rd 16%
25th 14%
Total current of harmonics 90%
The filter is performance tested to the 40th order
Reactive current compensation
Cos phi Controllable 1.0 to 0.5 lagging
Reactive current, % of filter current rating 100%
Cable lengths and cross-sections
Max grid cable length (direct internal connection to drive) Unlimited (determined by voltage drop)
Maximum cross-section to control terminals, rigid wire 1.5 mm
2
/16 AWG (2 x 0.75 mm
2
Maximum cross-section to control terminals, flexible cable 1 mm
2
/18 AWG
Maximum cross-section to control terminals, cable with enclosed core 0.5 mm
2
/20 AWG
Minimum cross-section to control terminals 0.25 mm
2
CT terminals specification
CT number 3 (one for each phase)
The AAF burden equals 2 mΩ
Secondary current rating 1 A or 5 A (hardware set-up)
Accuracy Class 0.5 or better
Digital inputs
Programmable digital inputs 2 (4)
Terminal number 18, 19, 27
1)
, 29
1)
Logic PNP or NPN
Voltage level 0-24–V DC
Voltage level, logic'0' PNP < 5 V DC
Voltage level, logic'1' PNP > 10 V DC
Voltage level, logic '0' NPN > 19 V DC
Voltage level, logic '1' NPN < 14 V DC
Maximum voltage on input 28 V DC
Input resistance, R
i
approx. 4 kΩ
All digital inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
1) Terminals 27 and 29 can also be programmed as output.
Specifications
Operating Instructions
150 Danfoss A/S © Rev. 2014-07-29 All rights reserved. MG37A202
1111
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