SECONDARY RELAY
A class with identifier
http://staging4.data.posccaesar.org/iso/15926-4/rdl/RDS957149
| Definition | A <SECONDARY RELAY> is an <ELECTRICAL RELAY> that is energized by the current or voltage derived from an instrument transformer or a transducer |
| ISO number | 3324 |
| RDS number | RDS957149 |
| Source | IEV 446-15-12 |
| Electrical |