Page 35 - 青岛特变电工有限公司

干式变压器系列
Dry-type transformers series 青 岛 特 变

结构特征 / Structure
R
R
SGB10 系列是采用杜邦 NOMEX 纸为基础的绝缘系统，在变压器的 SGB10 series is the use of paper-based DuPont NOMEX insulation systems,
R during the entire life of the transformer maintains excellent electrical and
整个使用寿命期间都保持极佳的电气性能和机械性能。NOMEX 不 R
易老化，耐收缩及抗压缩，加上弹力特强，因此可以确保变压器即使 mechanical properties. NOMEX not aging, resistance to shrinkage and
resistance to compression, coupled with an exceptionally strong elasticity, thus
使用数年之后，线圈仍保持结构紧密，并且能够承受短路的压力。 ensuring even for several years after the transformer coil remains compact,
高标准的安全性，无可燃性树脂，无有毒气体，不助燃。 and can withstand the pressure of a short circuit.
单位 kVA 的体积和重量减少 High standards of safety, no flammable resin, no toxic gas, no combustion.
Reducing the size and weight unit kVA
紧急过负载的能力增加 Increase the capacity of the emergency overload
修理、维护方便 Repair, easy to maintain
噪音低 Low noise
对湿度、灰尘、污染不敏感 Humidity, insensitive to dust, pollution
Run no partial discharge and never "crack" may
运行无局部放电及永无“龟裂”的可能 Design flexibility, customers can request the design of any specification made
设计灵活，可按客户的要求设计制成所需要的任何规格。 need.

工作条件 / Working conditions

● 海拔高度：不超过 1000m； ● Altitude: not exceed 1000m;
● Supply voltage waveform: similar to a sine wave;
● 电源电压的波形：似于正弦波； ● Symmetry multiphase power supply voltage: polyphase transformer
connected supply voltage should be approximately symmetrical.
● 多相电源电压的对称性：多相变压器所连接的电源电压应近似对称。
● Ambient temperature:Maximum temperature +40℃ ; the highest daildaverage
● 环境温度：最高气温 +40℃ ; 最高日平均气温 +30℃；最高年平均 temperature +30℃ ; The highest annualaverage temperature is+ 20℃ ; minimum
tem-perature of -30℃ (su- itable for indoor type tra-nsformer).
气温 +20℃；最低气温 -30℃ ( 适用于户内式变压器 )。

技术参数 / Technical Parameter

电压组合及分接范围
额定容量 Range of voltage and tap 联结组标号 空载损耗 负载损耗 空载电流 短路阻抗
Rated capacity 高压 高压分接范围 低压 Vector No-load Load No-load Short circuit
impedance
(kVA) high pressure High pressure Low pressure Group Symbol loss（W） loss (W) current(%) (%)
(kV) tap range(％ ) （kV）
80 370 1750 2.2 4
100 400 2170 2.0 4
125 470 2590 1.8 4
160 545 3100 1.8 4
200 625 3970 1.6 4
250 720 4680 1.6 4
315 6.3 880 5610 1.4 4
6.6
400 Dyn11 975 6630 1.4 4
10 ±5% 0.4
500 Yd1 1160 7950 1.4 4
10.5 ±2×2.5%
630 11 1300 9780 1.2 6
800 1520 11560 1.2 6
1000 1770 13350 1.1 6
1250 2090 15640 1.1 6
1600 2450 18110 1.1 6
2000 3320 21250 1.0 6
2500 4000 24740 1.0 6

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