Derating guidelines, Figure d.1, Figure d.2 – Rockwell Automation 1336E IMPACT Adjustable Frequency AC Drive User Manual V 1-4.XX User Manual
Page 392: Figure d.3, Figure d.4, Figure d.5, D-2 derating guidelines
D-2
Derating Guidelines
Derating Guidelines
Standard rating for enclosed drive in 40˚C ambient and open drive in 50˚C ambient.
Derating factor for enclosed drive in ambient between 41˚C and 50˚C.
Figure/Catalog Number
Derate
Figure D.1
AQ05-50 and
BRF05-100
Figure D.2
A010 and B020
Figure D.3
A015 and B030
Figure D.4
A020 and B040
Figure D.5
A025, B050, and
BX060
% of Drive
Rated Amps
Carrier Frequency in kHz
2
0
4
6
92%
98%
94%
90%
96%
100%
1
3
5
8
10
7
9
11
88%
86%
12
84%
% of Drive
Rated Amps
Carrier Frequency in kHz
3
1
5
7
80%
95%
85%
75%
90%
100%
2
4
6
9
11
8
10
12
70%
65%
% of Drive
Rated Amps
Carrier Frequency in kHz
3
1
5
7
80%
95%
85%
75%
90%
100%
2
4
6
9
11
8
10
12
70%
65%
60%
55%
50%
% of Drive
Rated Amps
Carrier Frequency in kHz
3
1
5
7
80%
95%
85%
75%
90%
100%
2
4
6
9
11
8
10
12
70%
65%
60%
% of Drive
Rated Amps
Carrier Frequency in kHz
3
1
5
7
80%
95%
85%
75%
90%
100%
2
4
6
9
11
8
10
12
70%
65%
60%
55%
50%
45%