The 2 khz values shown for nd in, Table a.15 – Yaskawa AC Drive-P1000 Industrial Fan User Manual
Page 410
Three-Phase 400 V Class
Drive Model
Rated Current [A]
Normal Duty Rating (ND)
2 kHz
8 kHz
15 kHz
4A0011
11.1
9.2
5.5
4A0018
17.5
14.8
8.9
4A0023
23
18
10.8
4A0031
31
24
14.4
4A0038
38
31
18.6
4A0044
44
39
23.4
4A0058
58
45
27
4A0072
72
60
36
4A0088
88
75
45
4A0103
103
91
55
Three-Phase 400 V Class
Drive Model
Rated Current [A]
Normal Duty Rating (ND)
2 kHz
5 kHz
10 kHz
4A0139
139
112
78
4A0165
165
150
105
4A0208
208
180
126
4A0250
250
216
151
4A0296
296
260
182
4A0362
362
304
213
4A0414
414
370
–
4A0515
515
397
–
4A0675
675
528
–
4A0930
930
716
–
4A1200
1200
938
–
Table A.15 Carrier Frequency and Current Derating
Three-Phase 600 V Class
Drive Model
Rated Current [A]
Normal Duty Rating (ND)
2 kHz
8 kHz
10 kHz
15 kHz
5A0003
2.7
2.2
2.0
1.3
5A0004
3.9
3.4
3.1
2.1
5A0006
6.1
4.9
4.3
2.9
5A0009
9
7.5
6.6
4.5
5A0011
11
9.3
8.2
5.6
5A0017
17
13.3
11.8
–
5A0022
22
17.0
15.1
–
5A0027
27
22.0
19.5
–
5A0032
32
27.3
24.4
–
Three-Phase 600 V Class
Drive Model
Rated Current [A]
Normal Duty Rating (ND)
2 kHz
5 kHz
8 kHz
10 kHz
5A0041
41.0
39.7
33.5
29.4
5A0052
52.0
50.3
42.5
37.3
A.4 Drive Derating Data
410
YASKAWA SIEP YAIP1U 01B AC Drive - P1000 Technical Manual