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Xiamen Ruida added three utility model patents and two invention patents in 2017

Xiamen Ruida added three utility model patents and two invention patents in 2017

2020-01-10
Selection and operation and maintenance of AC contactor

(1) Selection:① The rated current of the main circuit contact should be greater than or equal to the rated current of the controlled equipment, and the contactor controlling the motor should also consider the starting current of the motor. In order to prevent the main contact of the contactor from b…

2020-01-10
Notes on the use of relays

1.Transportation and installationThe relay is a precision machine, so it is more sensitive to abusive transportation methods. Many methods have been adopted in the manufacturing process to ensure that the relay is well protected during transportation. Therefore, during the inspection of the factory a…

2020-01-10
Classification of relays

Classified by sizeName definitionMiniature relay: a relay with the longest side size not greater than 10mmSubminiature relay: Relay with the longest dimension greater than 10mm, but not greater than 25mmMiniature relay: Relay with the longest side larger than 25mm, but not larger than 50mmClassificat…

2020-01-10
Application fields of relays

The relay has a wide range of applications, and its environmental conditions and technical requirements vary widely. Even the different application occasions in the same application field have different requirements. The following can only catch the key points, give a few examples, and briefly explai…

2020-01-10

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