Ruian LongXing Mechanical and Electrical Equipment Factory
CHIEF TACHNICAL PARAMETERS OF COMMUTATOR
Parameter
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Specifications
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Spin Test
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For O.D.less thanφ28mm
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At Room Temperature:after 10 mins.@linear velocity≦68m/s
Bar-to-Bar Deviation<0.003mm.
Change in O.D.< 0.007mm
At 250°C: after 10 mins.@lincar velocity≦68m/s
Bar-to-Bar Deviation<0.003mm.
Change in O.D.<0.007mm
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For O.D.φ28mm-φ40mm
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At Room Temperature:after 10 mins.@linear velocity≦68m/s
Bar-to-Bar Deviation<0.003mm.
Change in O.D.<0.010mm
At 250°C: after 10 mins.@linear velocity≦65m/s
Bar-to-Bar Deviation<0.003mm.
Change in O.D.<0.010mm
|
|
Insulation Resistance
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At Room Temperature:≧150MΩ
At 140°C:≧100MΩ
|
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I.D.Precision
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With Bushing: H7
Without Bushing: H8
|
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Bar Insulation
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≦1/3 nominal insulating thickness between commutator bars.
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Ac Frequency
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50Hz,60Hz
|
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Notes:
1.The Bar-to-bar and Bar-to-Gnd.voltage specifications/tolerances
depend on the motor application and your requirements.
2.If your application requires tighter tolerances,please advise us
of your specific requirement and we wil give it due consideration in
our commutator design.
TEL：0577-65665387 65663341 FAX:65675387 E-mail：longxingme@longxingme.com
Address:83-85#jiaoshi Road.Ruian.Zhejiang china.
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