Cold Load - Siemens Argus 7SR21 Technical Manual

7SR220 Settings Guide
3.4.3.

Cold Load

Description
Cold Load
Selects whether the Cold Load element is enabled
Pick-up Time
Cold Load operate time delay
Drop-off Time
Cold Load reset time delay
Reduced Current
Selects whether reduced current functionality is to be used
Reduced Current Level
Selects current level below which Reduced Current Time is
used for Cold Load reset delay
Reduced Current Time
Cold Load reset time delay used when reduced current active
Gn 51c-1 Setting
51-1 element parameter used when Cold Load operates
Gn 51c-1 Char
As Above
Gn 51c-1 Time Mult (IEC/ANSI)
As Above
Gn 51c-1 Delay (DTL)
As Above
Gn 51c-1 Min Operate Time
As Above
Gn 51c-1 Follower DTL
As Above
Gn 51c-1 Reset
As Above
Gn 51c-2 Setting
51-2 element parameter used when Cold Load operates
Gn 51c-2 Char
As Above
Gn 51c-2 Time Mult (IEC/ANSI)
As Above
Gn 51c-2 Delay (DTL)
As Above
Gn 51c-2 Min Operate Time
As Above
Gn 51c-2 Follower DTL
As Above
Gn 51c-2 Reset
As Above
Gn 51c-3 Setting
51-3 element parameter used when Cold Load operates
Gn 51c-3 Char
As Above
Gn 51c-3 Time Mult (IEC/ANSI)
As Above
Unrestricted Page 18 of 107
Range
Disabled, Enabled
1, 1.1 ... 14100, 14400
1, 1.1 ... 14100, 14400
Disabled, Enabled
0.05, 0.1 ... 2.45, 2.5
1, 1.1 ... 14100, 14400
0.05, 0.06 ... 2.49, 2.5
DTL, IEC-NI, IEC-VI, IEC-EI, IEC-
LTI, ANSI-MI, ANSI-VI, ANSI-EI
0.025, 0.03 ... 1.595, 1.6 , 1.7 ...
4.9, 5, 6 ... 100
0, 0.01 ... 19.99, 20
0, 0.01 ... 19.99, 20
0, 0.01 ... 19.99, 20
(ANSI) Decaying, 0 ... 59, 60
0.05, 0.06 ... 2.49, 2.5
DTL, IEC-NI, IEC-VI, IEC-EI, IEC-
LTI, ANSI-MI, ANSI-VI, ANSI-EI
0.025, 0.03 ... 1.595, 1.6 , 1.7 ...
4.9, 5, 6 ... 100
0, 0.01 ... 19.99, 20
0, 0.01 ... 19.99, 20
0, 0.01 ... 19.99, 20
(ANSI) Decaying, 0 ... 59, 60
0.05, 0.06 ... 2.49, 2.5
DTL, IEC-NI, IEC-VI, IEC-EI, IEC-
LTI, ANSI-MI, ANSI-VI, ANSI-EI
0.025, 0.03 ... 1.595, 1.6 , 1.7 ...
4.9, 5, 6 ... 100
© 2013 Siemens Protection Devices Limited
Default
Disabled
600 s
600 s
Disabled
0.25 xIn
600 s
1 xIn
IEC-NI
1
5 s
0 s
0 s
0 s
1 xIn
IEC-NI
1
5 s
0 s
0 s
0 s
1 xIn
IE C-NI
1