yj157a-pg电子试玩
source:
datetime:2016-12-12
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description
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yj157a ac traction motor is used for 4500hp diesel freight loco of wdg4, the main type of locomotive in india. (qty: 1140 sets from 2015 to 2016)
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parameter
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rated power：425kw
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max. power：450kw
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rated voltage：1520v
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max. voltage：2028v
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rated current：200a
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max. current：280a
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rated speed：600r/min
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max. speed：3220r/min
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rated frequency：20.5hz
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max. frequency：109hz
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rated torque：6750n•m
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max. torque：9500n•m
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rated dc voltage：2210v
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max.dc voltage：2600v
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insulation：200
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cooling air：1m3/s
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duty：s1
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rotation:cw（viewing from driving end）
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pole：4
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mass：≤2125kg
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