LMZ(J)1-0.66 type current transformer is mainly used in indoor, rated voltage 0.66kV and below, rated frequency 50Hz AC circuit as current, energy measurement or relay protection, the product is cast current transformer, its installation method adopts busbar fixed installation method.
This manual describes the LMZUN1-0.66 current transformer, which is intended for indoor use on AC circuits with a rated voltage of up to 0.66 kV and a frequency of 50 Hz. It outlines the applicable standards (GB 1208) and the recommended installation method using a busbar fixed mount.
Key sections cover operating environment limits (temperature -5 °C to 40 °C, humidity ≤80 %, altitude ≤1000 m), technical parameters such as current ratios and dimensions, and detailed ordering instructions including required model, busbar width, current ratio, rated output and accuracy class. This manual is written in Chinese.
| Rated voltage | 0.66 kV and below |
|---|---|
| Rated frequency | 50 Hz |
| Operating temperature range | -5 °C to 40 °C |
| Maximum relative humidity | ≤ 80 % |
| Maximum installation altitude | ≤ 1000 m |
| Applicable standard | GB 1208 |
| Current ratio options | 100/5, 150/5, 200/5, 250/5, 300/5, … |
It is designed for indoor use with an ambient temperature of –5 °C to 40 °C, relative humidity not exceeding 80 %, altitude up to 1000 m, and no severe dirt in the atmosphere.
The order must include the product model and busbar width, the current ratio, the rated output and the required accuracy class.
It complies with the GB 1208 standard.