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RFR/CTS) or none
which protects against electromagnetic interference and enhances system reliability
Substation automation — supervised breaker control
The pushbutton input function ensures precise detection of momentary signals from operator panels or switches
simplifying field wiring by eliminating the need for external transmitter power modules
CT/VT Module General Electric UR 8HH PCBA / Serial Pushbutton RFR/CTS) or noneThe General Electric UR 8HH, also cataloged as the 8HH CT VT module, operates as a dedicated hardware component for signal scaling and electrical parameter acquisition within Multilin Universal Relay (UR) platforms. This module provides the interface for 3 1A 5A phase current transformers (CTs) and 1A 5A ground CTs, converting high magnitude system inputs into secondary level signals suitable for protective relay processing. Hardware Specifications
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