As a common power distribution management equipment, circuit breakers are widely used in households and industries, and circuit breakers are inseparable in almost all areas of electricity consumption. Although many of us are not familiar with it, it does help a lot with household electricity and maintains the personal safety of family members. When it comes to circuit breakers, you must understand the circuit breaker symbols. Let me tell you what are the common circuit breaker symbols.
According to our national technical standards, the type of circuit breaker is usually composed of numbers and letters. First of all, different circuit breakers are recognized by letters. The meaning of the specific circuit breaker symbols is as follows:
1. "S" means less oil circuit breaker;
2. "D" means oily circuit breaker;
3. "K" means air circuit breaker;
4. "Q" means gas generating circuit breaker;
5. "C" means magnetic blower circuit breaker;
6. "Z" means vacuum circuit breaker;
7. "L" sulfur hexafluoride (SF6) circuit breaker.