Figure 4.20 Ucv Card Relay Contacts - Aastra AXD Installation And Maintenance Manual

Figure 4.20 illustrates the R1, R2 and R3 relays of the UCV card.
Note: The relay positions shown are the inactive states.
connection of
Installation and Maintenance Manual - Aastra 5000
Description des sous-ensembles
R1: switching relay
R3: reduced service relay
a
common bell

Figure 4.20 UCV CARD RELAY CONTACTS

R2: ' alarm relay (assignment
by MMC)
R4: "watchdog" alarm
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