The heating circuit uses an electric solid state relay to electrically isolate the control circuit from the heater, which is safe and reliable.
KNB6-40 Miniature Circuit Breaker
KNB6-40 Mini Circuit breakers, also named as the air switch which have a short for arc extinguishing device. It is a switch role, and also is a automatic protection of low-voltage electrical distribution. Its role is equivalent to the combination of switch. Fuse. Thermal Relay and other electrical components. It mainly used for short circuit and overload protection. Generally, According to the poles, mini Circuit breaker can be divided into 1P , 1P+N , 2P, 3P and 4P.
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