With the gradual implementation of the ten major industry revitalization policies, the demand and application fields of relays in my country will continue to grow. Traditional electromechanical relays...
A relay (English name: relay) is an electrical control device. It is an electrical appliance that causes the controlled quantity to undergo a predetermined step change in the electrical output circuit...
Divided into two layers, the upper layer is the electromagnetic system, and the lower layer is the contact system. The magnetic latching relay system adopts a flat direct-acting magnetic holding magne...
1. Calibration method. The insulation resistance test of the safety energy meter shunt comprehensive tester is to add a certain DC voltage (generally 200V to 1000V) for testing. When calibratin...
In order to study the operating characteristics of the current transformer, and confirm whether it will be full and affect the correctness of the maintenance operation when maintaining external...
The rapid development of computer technology, modern communication technology, optoelectronic technology and space technology has put forward new requirements for relay technology. The developm...