IEEE C37.92 : 2005
IEEE C37.92 : 2005
ANALOG INPUTS TO PROTECTIVE RELAYS FROM ELECTRONIC VOLTAGE AND CURRENT TRANSDUCERS
Institute of Electrical & Electronics Engineers
ANALOG INPUTS TO PROTECTIVE RELAYS FROM ELECTRONIC VOLTAGE AND CURRENT TRANSDUCERS
Institute of Electrical & Electronics Engineers
1 Overview
1.1 Scope
1.2 Purpose
2 Normative references
3 Definitions
4 General requirements
4.1 Terminations
4.2 Signal isolation from ground
4.3 Polarity marking and reversibility
4.4 Auxiliary outputs from sensing systems
4.5 Electrical environment withstand capability
5 Electrical requirements
5.1 Signal specifications
5.2 Phase correction value
5.3 Output burden capability
5.4 Common-mode rejection
5.5 Output dc offset
5.6 Bandwidth and transient response
5.7 Squelching on error detection
5.8 Signal description for valid-data signal
6 Intermediate devices
6.1 Purpose
6.2 Performance requirements
6.3 Other requirements
7 Interconnection wiring practices
Annex A (informative)
Describes the interface between voltage or current transducer systems or sensing systems with analog electronic outputs, and suitably designed protective relays or other substation measuring equipment. These transducer systems reproduce the power system waveforms as scaled values.
Document Type | Standard |
Status | Current |
Publisher | Institute of Electrical & Electronics Engineers |
Supersedes |
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