The LMK1-0.5 series is an indoor type current transformer designed to transmit measurement, protection and control signals while isolating them from high voltage. It complies with GB/T 1208‑2006 "Current Transformer" standards and is suitable for use with meters, relays and control devices.
The manual details the transformer’s structure, technical parameters, dimensions, installation steps, operating instructions, transport and storage precautions, warranty terms and ordering requirements. This manual is written in Chinese.
| Rated voltage | 0.5 kV |
|---|---|
| Rated frequency | 50 Hz |
| Rated primary current options | 10 A, 12.5 A, 15 A, 20 A, 25 A, 30 A, 40 A, 50 A, 60 A, 75 A (and multiples) |
| Rated secondary current | 1 A or 5 A |
| Accuracy class | 0.5, 0.2 |
| Insulation resistance | ≥5 MΩ |
| Power factor (secondary burden) | 0.8 |
| Rated output VA | 2.5 VA, 5.0 VA, 10 VA |
| Operating temperature range | -5 °C to 40 °C |
| Maximum humidity | ≤80 % |
| Maximum altitude | ≤1000 m |
It is an indoor current transformer used to transmit information to measurement instruments, meters or relay protection and control devices while isolating them from high voltage.