SG(ZSG)系列三相干式变压器
SG(ZSG) series three-phase dry-type transforme 用途/Purpose
SG（ZSG）系列三相干式变压器广泛应用于工矿企业、数控机床、加工中心、自动化控制设备，各类机械、发电厂、机场、高层建筑、地铁等安全防火要求较高的场所。作变换电压，供照明电器设施，数控系统，动力电源、整流电源之用。该产品是户内装置，空气自冷或风冷式。
SG(ZSG) series three-phase dry-type transformers are widely used for industrial and mining enterprises，NC machine tools，processing centers，automatic controlling equipments，various kinds of machineries and places with stricter requirements for security and fireproofing，such as power plants，airports，high-rise buildings and subways etc.，serving as voltage transformer，power supply for lighting apparatus and facilities，numerical control systems，dynamical powers and rectifier powers.The products are indoor equipments，which are self-cooling by air or wind cooling.
图示/Graphical repesentation 
SG系列主要技术参数/Major technological parameters of SG series
型号容量
model power
KVA | 阻抗电压
Impedance voltage
UK% | 空载电流
No-load current
10% | 外形尺寸
Exterior size | 安装尺寸
Installation size | 安装孔
open holes | 重量
weight
kg | 图号
chart
number | Bmax×Dmax×Emax | A×C | K×L | 0.3 | 4 | 25 | 150×100×120 | 90×80 | 7×11 | 6 | 图1
chart 1 | 0.5 | 4 | 25 | 185×115×145 | 122×98 | 7×11 | 8.5 | 1 | 4 | 18 | 230×130×205 | 150×90 | 10×30 | 14 | 1.5 | 4 | 18 | 230×140×205 | 150×100 | 10×30 | 18.5 | 2 | 4 | 14 | 230×150×205 | 150×110 | 10×30 | 20 | 2.5 | 4 | 14 | 260×145×235 | 150×110 | 10×30 | 25 | 3 | 4 | 14 | 260×155×235 | 150×115 | 10×30 | 28 | 3.5 | 3 | 11 | 300×150×265 | 150×110 | 10×30 | 37 | 4 | 3 | 11 | 300×160×265 | 150×120 | 10×30 | 40 | 5 | 2.5 | 10 | 300×170×265 | 150×130 | 10×30 | 48 | 6 | 2.5 | 8 | 300×180×265 | 150×140 | 10×30 | 58 | 7 | 2.5 | 8 | 360×240×310 | 250×140 | 14×40 | 68 | 图 2
chart 2 | 8 | 2.5 | 8 | 360×250×310 | 250×150 | 14×40 | 75 | 10 | 2.5 | 8 | 360×270×310 | 250×160 | 14×40 | 100 | 12 | 2.5 | 8 | 385×275×330 | 300×160 | 14×40 | 110 | 15 | 2.5 | 8 | 385×285×330 | 300×170 | 14×40 | 120 | 20 | 2.5 | 7.5 | 420×300×360 | 300×180 | 14×40 | 140 | 25 | 2.5 | 7.5 | 420×310×360 | 300×190 | 14×40 | 170 | 30 | 3.2 | 7.5 | 420×310×410 | 300×190 | 14×40 | 180 | 35 | 3.4 | 7 | 480×320×410 | 300×200 | 14×40 | 220 | 40 | 3.4 | 7 | 525×320×450 | 300×200 | 14×40 | 250 | 45 | 3 | 6.5 | 525×330×450 | 300×205 | 14×40 | 280 | 50 | 3 | 6.5 | 525×340×450 | 300×210 | 14×40 | 310 | 64 | 3 | 6 | 550×350×470 | 300×230 | 14×40 | 400 | 80 | 3.2 | 5.8 | 570×360×565 | 300×220 | 14×40 | 500 | 100 | 3.2 | 5.8 | 760×330×680 | 560×205 | 18×40 | 700 | 图 3
chart 3 | 150 | 3 | 5 | 820×350×810 | 550×225 | 18×40 | 900 | 200 | 3 | 5 | 870×380×870 | 570×245 | 18×40 | 1100 | 250 | 3 | 4.5 | 900×430×970 | 710×260 | 18×40 | 1280 | 300 | 3 | 4.5 | 930×440×1020 | 710×270 | 18×40 | 1600 | 400 | 3 | 4.5 | 1125×570×1160 | 750×310 | 18×40 | 1900 | 500 | 3 | 4.5 | 1200×600×1225 | 750×315 | 18×40 | 2200 | SG系列三相变压器技术参数示例/Example of technological parameters of SG series three-phase transformer | 规格 Specification | SG-10KVA | SG-20KVA | SG-30KVA | SG-45KVA | 一次电压 Primary voltage | 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 | 二次电压 Secondary voltage | AC 210V 3Φ 电压按用户要求
Voltage varies with the requirements of users | 二次电流 Secondary current | 29A | 58A | 87A | 130A | 二次电压变动 Variation of the secondary voltage | 5% | 二次电压偏差 Variation of the secondary voltage | ±3% | 联结组别 Grouping of connection | Y /△ △/ Y Y/Y0 可按用户要求/with the requirements of users | 周围环境温度 Temperature of around | -5℃~50℃ | 绝缘等级 Insulation level | 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 | 允许湿度 Permission humidity | Max95%RH | 允许温升 Permission temperature | 80℃(总温度可达135℃) 80℃（the total temperature can reach 135℃ ） | 型式 Model | 干式、自冷 Dry、self cooled | 绝缘耐压 Insulation and overpressure resistant | 2500VAC 1minute | 重量 Weight | 100KG | 140KG | 180KG | 280KG |
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 □-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。
| 
