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Operation
24
Figure 11 Switches behind SCC control panel door
Table 4 Liebert Series 610 UPS and SCC operator control panels
Item Description (Location) Function
1
Interlock Button
(on rear of Control Panel)
Press this button to make authorized changes to any site parameter protected
by the Security Access function. These include the time, date, auto-dial phone
number and other site parameters.
2
Bypass Reset Switch
(SW1, on Transfer
Relay Board)
Press this button to reset the transfer relays during start-up, after an
Emergency Power Off shutdown. You must press this button before the Close
Bypass Switch (Item 3).
3
Close Bypass Switch
(SW1, on System
Interface Board)
Press this button to close the Bypass circuit breaker during a start-up
procedure, if it remains open after a shutdown procedure (refer to 3.4.1 - SCC
Start-Up Procedure). Note that the Static Switch Disconnects must be OFF to
reset the Bypass circuit breaker. See also Bypass Reset Switch (Item 2).
Numbers are used
as keys to data in
Table 4, below.