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Miniature circuit breakers (hereinafter referred to as MCB) is the most widely used terminal protection device in building electrical terminal distribution equipment. Although MCB is a terminal appliance

Among them, the first is the correct choice of RCCB leakage current. In the bathroom, swimming pools, tunnels and other places with great risk of electric shock, should be used high sensitivity, fast RCCB (the operating current should not exceed 10mA).

LED panel light is a high-end LED lighting as indoor lighting. The design of the entire lighting beautiful and concise, luxurious atmosphere, both good lighting effects, but also bring the United States feel. LED panel lights unique design

LED semiconductor light-emitting diode, is a new generation of solid-state light source, its unique low-power, long life, easy to maintain and other characteristics of the energy shortage today, by the market and the community in hot pursuit. Although the high price of

Dear Customer: Hello! Welcome to use such as high company’s products! We will be the best product quality, the most timely and thoughtful service to win your satisfaction. Before installation and commissioning, please read the product manual carefully. Miniature circuit breakers, suitable for AC 50 / 60Hz rated voltage 230 / 400V, rated current to … Continue reading Miniature circuit breaker maintenance tips

1.What is RCCB? A: RCCB is an electrical safety device. The RCCB is installed in the low-voltage circuit, in the event of leakage and electric shock, and to protect the action of the current limit value, it immediately within a limited time action automatically disconnect the power supply for protection. 2.whatis RCCBstructure? A: The RCCB is mainly composed … Continue reading The basic introduction of RCCB

Overload protection - The overload protection function of the Miniature circuit breaker is to use the principle that the bimetal will be bent according to the law as the temperature rises. After the Miniature circuit breaker is closed, it will work under the normal working condition.

Electro-luminescence in inorganic materials is the basis of LED luminescence. LED luminescence was reported by Henry Round and Oleg Vladimirovich Losev in 1907 and 1927, respectively

Years of operating experience at home and abroad show that the promotion of the use of RCCB to prevent electric shock casualties, to avoid leakage caused by a fire accident, with obvious results. This article on the widely used RCCB to make some introduction to the working principle.