Harmonic suppression guideline
Harmonic currents flow from the inverter to a power receiving point via a power transformer.The harmonic suppression guidelines were established to protect other consumers from these outgoing harmonic currents.
The
⋅Harmonic suppression guideline for consumers who receive high voltage or special high voltage
This guideline sets forth the maximum values of harmonic currents outgoing from a
For compliance to "Harmonic suppression guideline of the
Input | Target | Measures | |
Power | |||
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Supply |
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| Connect the AC reactor or DC reactor | |
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| recommended in a catalog or an instruction manual. | |
Three- | 3.7kW | Reference materials | |
phase 200V | or less | ⋅ "Harmonic suppression guideline of the general- | |
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| purpose inverter (input current of 20A or less)" | |
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| Japan Electrical Manufacturer's Association |
Calculation of outgoing harmonic current
Outgoing harmonic current = fundamental wave current (value converterd from received power voltage) × operation ratio × harmonic content
⋅Operation ratio: Operation ratio = actual load factor × operation time ratio during 30 minutes
⋅Harmonic content: Found in Table.
Table 1: Harmonic content (Values of the fundamental current is 100%)
Reactor | 5th | 7th | 11th | 13th | 17th | 19th | 23rd | 25th |
Not used | 65 | 41 | 8.5 | 7.7 | 4.3 | 3.1 | 2.6 | 1.8 |
Used (AC side) | 38 | 14.5 | 7.4 | 3.4 | 3.2 | 1.9 | 1.7 | 1.3 |
Used (DC side) | 30 | 13 | 8.4 | 5.0 | 4.7 | 3.2 | 3.0 | 2.2 |
Used (AC, DC sides) | 28 | 9.1 | 7.2 | 4.1 | 3.2 | 2.4 | 1.6 | 1.4 |
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Terminal Connection | Diagram | Terminal Specification | Explanation | ||
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measures.
Users who use models other than the target models are not covered by the guideline. However, we ask to connect an AC reactor and a DC reactor as before.
For compliance to the "Harmonic suppression guideline for consumers who receive high voltage or special high voltage"
Input | Target | Measures | |
Power | |||
Capacity | |||
Supply |
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Three- |
| Make a judgment based on "Harmonic | |
phase 200V |
| suppression guideline for consumers who receive | |
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| high voltage or special high voltage" issued by the | |
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| Japanese Ministry of Economy, Trade and Industry | |
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| (formerly Ministry of International Trade and | |
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| Industry) in September 1994 and take measures if | |
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| necessary. For calculation method of power supply | |
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| harmonics, refer to materials below. | |
| All | Reference materials | |
Three- | capacities | ||
⋅ "Harmonic suppression measures of the | |||
phase 400V |
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| Jan., 2004 Japan Electrical Manufacturer's | |
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| Association | |
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| ⋅ "Calculation method of harmonic current of the | |
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| consumers" | |
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| Japan Electrical Manufacturer's Association |
| Rated | Fundamen |
| Fundamental Wave Current Converted from | Parameter List | ||||||||||||
Table 2: Rated capacities and outgoing harmonic currents of |
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Applied | Current [A] | tal Wave | Rated |
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1.5 | 5.50 | 2.75 | Converted | 1.95 | 108.6 | 68.47 |
| 14.20 | 12.86 |
| 7.181 | 5.177 | 4.342 | 3.006 |
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kW | 200V | 400V | from6.6kV | (kVA) | 5th | 7th |
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| 17th | 19th | 23rd | 25th |
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0.75 | 2.74 | 1.37 | 83 | 0.97 | 53.95 | 34.03 |
| 7.055 | 6.391 |
| 3.569 | 2.573 | 2.158 | 1.494 |
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2.2 | 7.93 | 3.96 | 240 | 2.81 | 156.0 | 98.40 |
| 20.40 | 18.48 |
| 10.32 | 7.440 | 6.240 | 4.320 |
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3.7 | 13.0 | 6.50 | 394 | 4.61 | 256.1 | 161.5 |
| 33.49 | 30.34 |
| 16.94 | 12.21 | 10.24 | 7.092 |
| Protective Functions | |
11 | 36.9 | 18.5 | 1121 | 13.1 | 728.7 | 459.6 |
| 95.29 | 86.32 |
| 48.20 | 34.75 | 29.15 | 20.18 |
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5.5 | 19.1 | 9.55 | 579 | 6.77 | 376.4 | 237.4 |
| 49.22 | 44.58 |
| 24.90 | 17.95 | 15.05 | 10.42 |
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7.5 | 25.6 | 12.8 | 776 | 9.07 | 504.4 | 318.2 |
| 65.96 | 59.75 |
| 33.37 | 24.06 | 20.18 | 13.97 |
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15 | 49.8 | 24.9 | 1509 | 17.6 | 980.9 | 618.7 |
| 128.3 | 116.2 |
| 64.89 | 46.78 | 39.24 | 27.16 |
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18.5 | 61.4 | 30.7 | 1860 | 21.8 | 1209 | 762.6 |
| 158.1 | 143.2 |
| 79.98 | 57.66 | 48.36 | 33.48 |
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22 | 73.1 | 36.6 | 2220 | 25.9 | 1443 | 910.2 |
| 188.7 | 170.9 |
| 95.46 | 68.82 | 57.72 | 39.96 |
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37 | 121 | 60.4 | 3660 | 42.8 | 2379 | 1501 |
| 311.1 | 281.8 |
| 157.4 | 113.5 | 95.16 | 65.88 |
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30 | 98.0 | 49.0 | 2970 | 34.7 | 1931 | 1218 |
| 252.5 | 228.7 |
| 127.7 | 92.07 | 77.22 | 53.46 |
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45 | 147 | 73.5 | 4450 | 52.1 | 2893 | 1825 |
| 378.3 | 342.7 |
| 191.4 | 138.0 | 115.7 | 80.10 |
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55 | 180 | 89.9 | 5450 | 63.7 | 3543 | 2235 |
| 463.3 | 419.7 |
| 234.4 | 169.0 | 141.7 | 98.10 |
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Instructions | |||||||||||||||||
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Motor |
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| Current | Capacity | (With DC reactor , 100% operation ratio) |
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| Rated | Fundamen |
| Fundamental Wave Current Converted from |
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Applied | Current [A] | tal Wave | Rated |
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200V | 400V | from6.6kV | 5th | 7th |
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75 | 245 | 123 | 8200 | 87.2 | 2237 | 969 |
| 626 | 373 |
| 350 | 239 | 224 | 164 |
| Motor | |
90 | 293 | 147 | 9800 | 104 | 2673 | 1158 |
| 748 | 445 |
| 419 | 285 | 267 | 196 |
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110 | 357 | 179 | 11933 | 127 | 3254 | 1410 |
| 911 | 542 |
| 510 | 347 | 325 | 239 |
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132 | — | 216 | 14400 | 153 | 3927 | 1702 | 1100 | 655 |
| 615 | 419 | 393 | 288 |
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160 | — | 258 | 17200 | 183 | 4691 | 2033 | 1313 | 782 |
| 735 | 500 | 469 | 344 |
| Compatibility | ||
220 | — | 355 | 23667 | 252 | 6455 |
| 2797 | 1807 | 1076 |
| 1011 | 688 | 645 | 473 |
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250 | — | 403 | 26867 | 286 | 7327 |
| 3175 | 2052 | 1221 |
| 1148 | 782 | 733 | 537 |
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280 | — | 450 | 27273 | 319 | 8182 | 3545 |
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| 1364 | 1282 | 873 | 818 | 600 |
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315 | — | 506 | 30667 | 359 | 9200 |
| 3987 | 2576 |
| 1533 | 1441 | 981 | 920 | 675 |
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355 | — | 571 | 34606 | 405 | 10382 |
| 4499 | 2907 | 1730 |
| 1627 | 1107 | 1038 | 761 |
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2436 | Warranty | ||||||||||||||||
500 | — | 804 | 48727 | 570 | 14618 |
| 6335 | 4093 |
| 2290 | 1559 | 1462 | 1072 |
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400 | — | 643 | 38970 | 456 | 11691 |
| 5066 | 3274 |
| 1949 | 1832 | 1247 | 1169 | 857 |
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450 | — | 723 | 43818 | 512 | 13146 |
| 5696 | 3681 |
| 2191 | 2060 | 1402 | 1315 | 964 |
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560 | — | 900 | 54545 | 638 | 16364 |
| 7091 | 4582 |
| 2727 | 2564 | 1746 | 1636 | 1200 |
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