LZZBJ12-10 adopts 50HZ,10KV and under 10KV voltage indoors power system. It can be used for electric metering and protection, especially for high precision and capacity.
2.Product use and characteristics
LZZBJ12-10A current transformer is used for electric energy measurement, current measurement and monitoring and relay protection in power system operation of 50Hz, 10KV and below.
This product is fully enclosed pillar structure, using epoxy resin casting insulation.
The creepage distance of external insulation meets the requirements of class Ⅱ pollution grade.
Products comply with GB1208-97 "current transformer" standard.
3.product use environment
LZZBJ12-10A Current transformer Rated secondary current: 5A
Rated insulation level primary to secondary and ground 11.5/42/75kV
Load power factor: COSφ=0.8(lag)
Partial discharge level: ≤20PC
Instrument security factor: ≤10
Rated primary current, accurate stage combination and rated output, short-time thermal current rating:
4. technical parameter
Rated primary current | Accuracy | Rated Output
| Accuracy limit Factor
| Rated Short Time Thermal Current | Dynamic current | |||
0.2s | 0.2 | 0.5 | 10p | |||||
20-200 |
0.2s/10p 0.2/10p 0.5/10p
| 15 | 15 | 20 | 30 | 10 | 200l 1n | 500l 1n |
300 | 15 | 15 | 20 | 30 | 45 | 110 | ||
400 | 15 | 15 | 30 | 40 | 50 | 120 | ||
500 | 15 | 15 | 30 | 40 | 63 | 130 | ||
600 | 15 | 15 | 30 | 40 | ||||
800 | 15 | 15 | 30 | 40 | ||||
1000 | 15 | 15 | 30 | 40 | ||||
1200 | 15 | 15 | 30 | 40 | ||||
1500 | 20 | 20 | 40 | 60 | 80 | 140 | ||
2000 | ||||||||
2500 | 100 | 180 | ||||||
3000 | ||||||||
3150 |
5. DRAWING
6.FAQ:
1. Send the technical data, better for all useful information; we will make a good recommendation.
possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.
2. The lead time depend on quantity of order. Some standard type is on stock. Otherwise, it will take 3-15 days.
3. Usually shipped by sea, small order or urgent order we can send you by air.
4. All our activities are accredited to ISO 14001:2015 and IEC standard.
5. Technology ensure the quality satisfy international request.