ABB PMA - Figure 28: External Schematic of the Type PMD Relay with Type PM-23 and PM-4 Relays - three-ter...

41-973.5R
30
Type PM Line of Relays For Pilot Wire Monitoring
And Transferred Tripping
Figure 28: External Schematic of the Type PMD Relay with Type PM-23 and PM-4 Relays – three-terminal lines.
* Sub 4 719B529