Copyright：Wuhan Southstar Electric Power Technology Co., Ltd. 鄂ICP备06008607号 Website：300.cn Wuhan
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Chuangzhi Tiandi, No.13 Yangqiaohu
Avenue, Zanglong Island, Wuhan
Nanxing Power APP
Mailbox：whnx999@126.com
Telephone：400-027-8938
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产品名称
NDBY-III Automatic ratio group tester
Affiliate classification
Transformer detection class
Quantity
-
+
Product description
Product parameters
Features:
● Three-phase transformer, single-phase transformer, PT, Z-type transformer ratio, group, polarity test function;
● With blind measurement function, it is to carry out ratio conversion and group test without knowing the high and low pressure connection modes;
● Angle difference test function for single-phase test;
● CT variable ratio polarity test function;
● High and low voltage reverse connection protection;
● Output short circuit protection.
The main parameters:
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Ratio range
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0.9～10000
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Group range
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1～12
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Precision
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≤1000, ± (Reading × 0.1% + 2 Words)
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1000～3000，±(Reading ×0.2%+2 Words)
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＞3000，±(Reading ×0.3%+2 Words)
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Resolution
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0.0001(0.9～9.9999)
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0.001(10～99.999)
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0.01(100～999.99)
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0.1(1000～9999.9)
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1(＞10000)
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Working power
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AC220V±10%, 50Hz
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Dimensions
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260mm×200mm×160mm
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Instrument weight
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About 3.5Kg
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Key words
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