Unit transformers are a common and very important electrical equipment. We often see a layer of pebbles placed at the bottom of the transformer. Why are these pebbles placed under the transformer?1、 Dry type transformer and wet type transformerDry type transformer is a type of transformer that does
1. What is a microcomputer protection device?Answer: A microcomputer protection device is an automatic device that can reflect the faults or abnormal working status of various electrical equipment in the power system, and act on circuit breakers to trip or send signals.2. What are the basic tasks of
In the 1960s, rubber wires (BX series) were used for low-voltage 380V overhead lines in my country. The insulation life of this type of wire was less than 2 years. Later, plastic wires (BV series) were used, and the life span could be extended to about 8 years, but it was still not satisfactory. In
(1) Uneven air gap between the stator and rotor of the motorFor the air gap between the stator and rotor of the motor. We have discussed many topics, such as the impact of air gap between the stator and rotor on efficiency, vibration and noise, and temperature rise. When the air gap between the stat
中文
English
+86-312-6775656
+86 13731210226
sales03@bdhuazheng.com
