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Title: PdMA Testing as Reliability Tool

Date 6-3-11

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location sync Mtr. 1 Sync Mtr. 2 Sync Mtr.3 Sync Mtr. 4

Test Date 2/3/2010 2/3/2010 2/3/2010 2/3/2010

Test Time 11:57:07 AM 10:32:41 AM 1:14:11 PM 9:54:30 AM

Test Location Slip Rings Slip Rings Slip Rings Slip Rings

User Administrator Administrator Administrator Administrator

Baseline Baseline

Frequency 300 1200 300 1200

Charge Time 600 600 600 600

Voltage 500 500 500 500

Motor Temp 24 27 25 28

Measured Mohm 11310 67.3 19660 5294

Corrected Mohm 3700 27.3 7000 2300

pF Ph 1 to Ground 19000 36000 33500 20250

Ph 1 to 2: Measured Ohms 0.7615 0.765 0.7665 0.3785

mH Ph 1 to 2Ph 1 to 2: Corrected Ohms 0.81462 0.80966 0.81704 0.39918

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AC Volt s DC Volt s

Coil# AC Volts DC Volts

1 13.2 6.35

2 12.9 6.38

3 13.2 6.36

4 13.1 6.47

5 13 6.41

6 13.2 6.35

7 12.9 6.5

8 12.9 6.32

9 12.7 6.36

10 12.9 6.12

11 12.7 6.15

12 13.2 6.1

13 13.2 6.15

14 12.9 6.13

15 13.2 6.13

16 12.9 6.12

17 13.2 6.12

18 13.4 6.13

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AC Volts DC Volts

Coil # AC Volts DC Volts

1 24.2 4.16

2 28.51 4.11

3 6.46 3.92

4 2.18 3.47

5 9.81 4.1

6 11.59 4.04

7 12.41 4.01

8 17.91 4.13

9 4.21 3.86

10 3.52 3.86

11 2.8 3.82

12 2.6 3.5

13 21.03 4.2

14 15.51 4.08

15 2.31 3.71

16 7.37 4.04

17 27.01 4.2

18 37.6 4.1

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Questions?