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參數資料
| 型號： | IRPT2055A |
| 文件頁數： | 6/12頁 |
| 文件大小： | 126K |
| 代理商： | IRPT2055A |
page 6
IRPT2051
Operating Conditions: V
in
= 460V
rms
MI= 1.15, PF-0.8, T
A
= 40°C, Z
thSA
limits temperature rise (DT
c
) during 1 minute overload to 10°C
Operating Conditions: V
in
= 460V
rms
MI= 1.15, PF-0.8, T
A
= 40°C, Z
thSA
limits temperature rise (DT
c
) during 1 minute overload to 10°C
Figure 5b. 5hp/8.25A output Heat Sink Thermal Resistance and Power Dissipation vs. PWM Frequency
(Induction Motor Load)
Figure 5a. 7.5hp/12.5A output Heat Sink Thermal Resistance and Power Dissipation vs. PWM Frequency
(Induction Motor Load)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1
4
8
12
16
20
24
0
20
40
60
80
100
120
140
160
180
200
Power
100%
Power
150%
RthSA150% Load (1 min.)
10-60 Hz
RthSA100% Load Continuous
10-60 Hz
PWM Frequency (kHz)
Thermal Resistance (RthSAC/W)
RthSA150% Load (1 min.)
Down to 3 Hz
2 hp
(1.5 kW)
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
4
8
12
16
20
24
0
50
100
150
200
250
300
Power
100%
Power
150%
RthSA150% Load (1 min.)
RthSA100% Load Continuous
10-60 Hz
PWM Frequency (kHz)
Thermal Resistance (RthSAC/W)
Total Power Dissipation (Watts)
RthSA150% Load (1 min.)
Down to 3 Hz
3 hp
(2.2 kW)
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