thomaselectric❓ CT Questions?
Q: Accuracy class? A: 0.2S/0.5 for billing. 5P/10P for relays.
Q: Open secondary? A: NEVER. Voltage >1000V. Dangerous.
Q: Recalibration? A: Every 5-10 years for metering.
📖 More: https://duomatech.com/ljw1-35-ljwd1-35kv-oil-immersed-current-transformers/
