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SG系列三相变压器技术参数示例/Example of technological parameters of SG series three-phase transformer
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规格 Specification
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SG-10KVA
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SG-20KVA
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SG-30KVA
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SG-45KVA
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一次电压 Primary voltage
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AC200/220/230/240/345/380/415/460/480/550V 50/60Hz
电压按用户要求/Voltage varies with the requirements of users
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二次电压 Secondary voltage
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AC 210V 3Φ 电压按用户要求
Voltage varies with the requirements of users
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二次电流 Secondary current
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29A
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58A
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87A
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130A
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二次电压变动 Variation of the secondary voltage
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5%
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二次电压偏差 Variation of the secondary voltage
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±3%
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联结组别 Grouping of connection
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Y /△ △/ Y Y/Y0 可按用户要求/with the requirements of users
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周围环境温度 Temperature of around
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-5℃~50℃
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绝缘等级 Insulation level
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B级（最高容许温度130℃） 可按用户要求
B classification（the hightest permissible temperature is 130℃）with requirements of users
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允许湿度 Permission humidity
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Max95%RH
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允许温升 Permission temperature
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80℃(总温度可达135℃) 80℃（the total temperature can reach 135℃ ）
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型式 Model
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干式、自冷 Dry、self cooled
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绝缘耐压 Insulation and overpressure resistant
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2500VAC 1minute
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重量 Weight
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100KG
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140KG
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180KG
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280KG
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1、产品尺寸仅供参考，对于特殊产品，其尺寸会相应改变；
2、表中的输入输出电压，可根据客户需求进行生产，任意组合；
3、对未列出的规格和尺寸，可根据用户要求协商确定;
4、本产品绝缘等级为E级，也可根据客户要求生产（B、F、H）。
1、The measurements of products are only for your reference.For particular products,the measuremenrs change accordingly.
2、The input voltage and output voltage in the chart vary with the requirements of customers and can be combined at customer′s option.
3、The unlisted specifications and measurements can be decided through consultation to meet the requirements of customers.
4、The insulation level of the products is E,or be produced(B、F、H)according to the requirements of customers.
型号含义/Model meanings
□S G-□/□-□-□-□
□-整流-加Z/Rectification plus Z
S-三相/Three-phase
G-干式自冷/Dry self cooled
□-容量（KVA）/Capacity（KVA）
□-电压等级（V）/Voltage class（V）
□-进出线电压(V)/Incoming and outgoing voltage(V)
□-湿热带型加TH/Wet tropic-type plus TH
□-联结组别/Grouping of connection
其他：
订货须知/Order goods notice
1.产品型号/Production model number
2.额定容量/Rated power
3.初次级额定电压/Primary and secondary rated voltage
4.联结组别/Grouping of connection
5.频率/Frequency
6.500KVA以上变压器需和对方单位技术交底。
Confiding technological secrets to the counterpart is required by transformers of over 500KVA。
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