| 摘要 |
System for acquisition of data and multiplication of signalling and protection contacts in equipments of substations and electric power plants and similar, it consists in the utilization of auxiliary relays (4) for contacts multiplication (2) of devices (1) of protection and supervision as a way of entrance of the information for digital acquisition of data, also making possible that the digital acquisition of the state of the contacts (2) of the protection and supervision devices is accomplished directly in the devices properly said by means of the incorporation of simple circuits at the same. |
