PIC18FXX39 Datasheet, PDF (115/322 Pages) Microchip Technology – Enhanced FLASH Microcontrollers with Single Phase Induction Motor Control Kernel

PIC18FXX39
TABLE 14-2: ProMPT OUTPUT CHARACTERISTICS FOR VARIOUS V/F CURVES
Motor Type:
Rated Voltage:
Full Load Current:
Rated Frequency:
Rated Speed:
Rated Power:
Shaded Pole Blower
115V
3.5/3.25A
50/60 Hz
1570 RPM
1/10 HP
Input
Frequency (Hz)
15
18
20
25
30
35
40
45
50
55
60
65
70
75
15
18
20
25
30
35
40
45
50
55
60
65
70
75
Measured
Frequency (Hz)
Deviation (%)
Measured
Output
Voltage (RMS)
Linear V/F Curve (Pre-programmed)
14.8
1.3
22.8
17.8
1.1
28.2
19.8
1.0
33.5
24.7
1.2
42.0
29.7
1.0
52.6
34.6
1.1
62.0
39.6
1.0
72.3
44.5
1.1
81.3
49.5
1.0
90.7
54.4
1.1
99.6
59.4
1.0
107.8
64.3
1.1
112.3
69.3
1.0
111.5
74.2
1.1
111.3
Pump V/F Curve
14.8
1.3
15.0
17.8
1.1
18.4
19.8
1.0
21.4
24.7
1.2
29.5
29.7
1.0
36.6
34.6
1.1
44.7
39.6
1.0
53.9
44.5
1.1
62.9
49.5
1.0
73.4
54.4
1.1
88.2
59.4
1.0
102.0
64.3
1.1
108.8
69.3
1.0
108.0
74.3
0.9
109.1
Measured
Output
Current (A)
1.59
1.75
1.92
2.08
2.26
2.40
2.57
2.70
2.79
2.96
3.10
3.26
3.53
3.69
1.00
1.10
1.23
1.44
1.60
1.79
2.01
2.21
2.47
2.79
3.05
3.25
3.50
3.58
Motor Speed
(RPM)
348
445
505
651
794
926
1060
1185
1305
1421
1536
1565
1450
1070
3.5
396
456
602
722
852
979
1092
1221
1367
1488
1538
1385
994
 2002-2013 Microchip Technology Inc.
Preliminary
DS30485B-page 115