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COMMAND MENU __________________________________________________________
From this menu user can give immediate commands to STS.
S1=< 045 AUTO >=S2
from this option user can XFER the load to S1 or S2 directly. The message means that:
Left button
manual transfer to source 1
Enter button
automatic transfer (STS tries to stay on preferred source)
Right button
manual transfer to source 1
Notes:
In case of maintenance bypass to any source this function is disabled
In case of any alarm this function is disabled
In case of XFER switch is on S1 or S2 position this function is disabled
In case of disable
S1=< 045 AUTO >=S2
message will be replaced with
STATIC XFER OFF
If flying transfer is selected and if the user pressed to left or right button ,STS waits for zero cross match of two
input sources during this time 045 number shows the synchron angle difference of two sources ,this number
blinks and sound alert beeps ,if transfer failed in 30 seconds STS cancels transfer.
In this case re press to S1 or S2 button.
XF.TEST :<ENTER>
from this menu item user can perform transfer test. If the user press “enter” button and if the load is on preferred
source, load is transferred to alternate source, stays on alternate source for a pre-adjusted time (retransfer
delay), and is transferred to preferred source back again.
transfer test is disabled in the following cases:
If test is performing
XF:TEST:PERFORM
message will be showned
If any alarm occurs
If manual XFER is active from panel or manual transfer switch
If maintenance bypass is applied
If test is disabled from any reason
XF.TEST:DISABLED
will be showned
ENTR-INHIBIT RST
If the STS output is shutdown from any reason ENTER button restores the STS output voltage
This function resets all current alarms
ENTER-SOUND ON/OFF
This message means that if the user press enter button and if the audible alarm is
enabled ,alarm sound will be disabled. The next click will enable the sound alarm again.
RELAY TEST:0
From this submenu 5 dry contact relay outputs can be tested by the user. If the user presses
the left button the numbers will change from 5 to 0 ,if the user presses the right button the numbers will change
from 0 to 5.
The following table gives the functions of the numbers:
RELAY TEST:0
Relay test disabled; relays will function normally
RELAY TEST:1
Relay 1 is activated
RELAY TEST:2
Relay 2 is activated
RELAY TEST:3
Relay 3 is activated
RELAY TEST:4
Relay 4 is activated
RELAY TEST:5
Relay 5 is activated
Note: If the user exits from this menu item , STS exits from relay test mode.
<ENTER>LAMP TEST
User can check all front panel lamps and sound alert by pressing enter button. All LEDs are lit during user press
ENTER button and return back to their normal functions again.
<ENTER>:LOGOUT
In user or service login status ,if the user press ENTER button logout procedure will be applied ,all logins will be
cancelled.Every password login is live for 3 minutes at the end of this time logout will be applied automatically.
<ENTER> EXIT
If the user press ENTER button exits from command menu to upper menu
Summary of Contents for InfoSTS
Page 45: ...44 Figure 28...
Page 47: ...NOTES...