Motor Resistance; 3-Wire Centripro Motors Winding Resistance - Xylem Goulds CentriPro Series Service Manual

Motor Resistance

3-Wire CentriPro Motors Winding Resistance ¹
HP Volts
0.5 115
0.5 230
0.75 230
1.0 230
1.5 230
2 230
3 230
5 230
¹ As part of Faradyne Motors' continual improvement process, two waves
of improvements have been made to CentriPro motors. Generation I
motors are any motor with a date code prior to April 2011. Information on
Generation I motors can be found in the Motor and Installation Manual
on Goulds.com. Generation II (2011) motor are motors with dates codes
between April 2011 and November 2015. Generation II (2015) motors
are motors with dates codes after Novmeber 2015. CentriPro motor date
codes are 12 characters long, the first character represents the month and
the fourth and fifth character represent the year. For example, a date code
beginning with "L _ _ 15..." would be a Generation II (2015) motor.
RULE OF THUMB
Add resistance of drop cable when checking
pump in well. See Cable Resistance.
Generation II (2011)
Winding Resistance
Main
Start (R-Y)
(B-Y)
1.0 - 1.4 2.5 - 3.1
5.1 - 6.1 12.4 - 13.7
2.6 - 3.3 10.4 - 11.7
2.0 - 2.6 9.3 - 10.4
2.1 - 2.5 10.0 - 10.8
1.6 - 2.2 10.8 - 12.0
1.1 - 1.4 2.0 - 2.5
.62 - .76 1.36 - 1.66
Generation II (2015)
1
Winding Resistance
Main
(B-Y)
1.0 - 1.4
5.1 - 6.1
2.6 - 3.3
2.0 - 2.6
2.1 - 2.5
1.6 - 2.2
1.0 - 1.4
0.6 - 0.8
Start (R-Y)
2.5 - 3.1
12.4 - 13.7
10.4 - 11.7
9.3 - 10.4
10.0 - 10.8
4.8 - 5.9
2.0 - 2.5
1.3 - 1.7
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