Dad-N-101 Relay Setting List; System Config Menu; Ct/Vt Config Menu; Differential Menu - Siemens 7SG12 DAD-N Manual

1 DAD-N-101 Relay Setting List

1.1 System Config Menu

Description
Active Group
Selects which settings group is currently
activated
View/Edit Group
Selects which settings group is currently
being displayed
Default Screens Timer
Selects the time delay after which, if no
key presses have been detected, the
relay will begin to poll through any
screens which have been selected as
default instruments screens
Backlight timer
Controls when the LCD backlight turns
off
Date
Time
Select Grp Mode
Mode of operation of group change from
status input. Edge triggered ignores the
status input once it has changed to the
relevant group, where as with Level
triggered the relay will only stay in the
group it has changed to whilst the status
input is being driven, after which it
returns to the previous group.
Clock Sync. From Status
Real time clock may be synchronised
using a status input (See Clock Sync. in
Status Input Menu)
Operating Mode
To allow access to change configuration
files using Reylogic Toolbox the relay
must be placed Out Of Service.
Change Password
Allows a 4 character alpha code to be
entered as the password. Note that the
display shows a password dependant
encrypted code on the second line of the
display
Relay Identifier
An alphanumeric string shown on the
LCD normally used to identify the circuit
the relay is attached to or the relays
purpose

1.2 CT/VT Config Menu

Description
CT Input
Selects whether 1 or 5 Amp terminals
are being used
CT Ratio
CT ratio to scale primary current
instruments

1.3 Differential Menu

Description
87/50-1 Element
©2010 Siemens Protection Devices Limited
Range
1,2...8
1,2...8
OFF, 1,2,5,10,15,30,60 min
OFF, 1,2,5,10,15,30,60 min
Date
Time
Edge triggered,
Level triggered
Disabled, Seconds,Minutes
Local, Remote, Local Or
Remote, Out Of Service
AAAA...ZZZZ
Up to 16 characters
Range
1,5 A
5:0.2...5000:7
Range
Disabled, Enabled
7SG12 DAD N Relay Settings
Default Setting
1
1
60 min
5 Min
1/1/1980
00:00:00
Edge triggered
Minutes
Local Or Remote
"NONE" displayed as
"NOT ACTIVE"
DAD-N-101
Default Setting
1 A
2000:1
Default Setting
Disabled
Chapter 3 Page 4 of 20