Derating Guidelines 1-5
1
cont.
460V 15 HP Open, NEMA
Type 1, IP20
2-6 kHz
2 400V 15 kW Open, NEMA
Type 1, IP20
8-10 kHz
460V 20 HP Open, NEMA
Type 1, IP20
10 kHz
25 HP Open, NEMA
Type 1, IP20
6-10 kHz
3 400V 18.5 kW Open, NEMA
Type 1, IP20
6-10 kHz
22 kW Open, NEMA
Type 1, IP20
2-10 kHz None
30 kW Open, NEMA
Type 1, IP20
6-10 kHz
Frame Voltage
ND
Rating Enclosure Frequency
(1)
Derate
20
25
30
35
40
45
50
40 50 60 70 80 90 100
% of Output FLA
6 kHz
8 kHz
10 kHz
Max. Surrounding Air Temp,
o
C
40 50 60 70 80 90 100
8 kHz
10 kHz
35
40
45
50
% of Output FLA
Max. Surrounding Air Temp,
o
C
40 50 60 70 80 90 100
10 kHz
40
42
44
46
48
50
% of Output FLA
Max. Surrounding Air Temp,
o
C
40 50 60 70 80 90 100
0
10
20
30
40
50
6 kHz
8 kHz
10 kHz
% of Output FLA
Max. Surrounding Air Temp,
o
C
40 50 60 70 80 90 100
0
10
20
30
40
50
6 kHz
8 kHz
10 kHz
% of Output FLA
Max. Surrounding Air Temp,
o
C
10
20
30
40
50
40 50 60 70 80 90 100
6 kHz
8 kHz
10 kHz
% of Output FLA
Max. Surrounding Air Temp,
o
C