- Solar Energy Systems[2]
- Other Copper[4]
- Copper Strips[6]
- Power Cables[3]
- Copper Sheets[1]
- Contact Person : Mr. Huang Huaifeng
- Company Name : Anhui Zhongyuan New Material Co., Ltd.
- Tel : 86-553-5311292
- Fax : 86-553-5316912
- Address : Anhui,Wuhu,Qiaobei Industrial Park, Wuhu Economic And Technological Development Zone
- Country/Region : China
- Zip : 241008
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TRANSFORMER COPPERBELT
Strictly in accordance with this standard GB/T18813-2002 standards, and provides the requirements for transformer copper, testing methods, inspection rules, marking, packaging, transportation, storage and contract content. This standard applies to copper wound transformer coil. Table 2 Strip thickness tolerance
Thickness | width | ||||||||||
≤200 | 200~400 | 400~600 | 600~1000 | ||||||||
Thickness tolerance / ± | |||||||||||
Ordinary Level | Higher | Ordinary Level | Higher | Ordinary Level | Higher | Ordinary Level | Higher | ||||
0.10~0.20 | 0.010 | — | 0.015 | 0.010 | 0.015 | 0.010 | — | — | |||
0.20~0.30 | 0.015 | 0.010 | 0.020 | 0.015 | 0.020 | 0.015 | — | — | |||
0.30~0.50 | 0.020 | 0.015 | 0.025 | 0.020 | 0.030 | 0.020 | 0.050 | 0.040 | |||
0.50~0.70 | 0.030 | 0.025 | 0.035 | 0.030 | 0.040 | 0.035 | 0.060 | 0.050 | |||
0.70~1.10 | 0.040 | 0.035 | 0.045 | 0.040 | 0.050 | 0.045 | 0.070 | 0.060 | |||
1.10~1.50 | 0.050 | 0.045 | 0.055 | 0.045 | 0.060 | 0.055 | 0.080 | 0.070 | |||
1.50~2.50 | 0.055 | 0.050 | 0.060 | 0.055 | 0.080 | 0.070 | 0.100 | 0.090 | |||
Table 3 and the width of the strip width tolerance
Width | Thickness | |||||
≤1.0 | 1.0~1.5 | 1.5~2.5 | ||||
Thickness tolerance / ± | ||||||
Ordinary Level | Ordinary Level | Ordinary Level | Ordinary Level | Ordinary Level | Ordinary Level | |
≤100 | 0.2 | 0.10 | 0.3 | 0.20 | 0.4 | 0.25 |
100~300 | 0.3 | 0.15 | 0.4 | 0.25 | 0.5 | 0.30 |
300~600 | 0.5 | 0.30 | 0.6 | 0.40 | 0.6 | 0.50 |
600~1000 | 0.8 | 0.60 | 0.8 | 0.70 | 0.8 | — |
. |
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