7SR21 & 7SR22 Performance Specification
Unrestricted Page 66 of 68
© 2013 Siemens Protection Devices Limited
Section 4: Control Functions
4.1
Check Synchronising
4.1.1 Reference
Parameter
Value
V
nom
Nominal Voltage
40-160 V
f
n
Nominal Frequency
50/60 Hz
V
live
Live Setting
10 % - 150 %
V
dead
Dead Setting
10 % - 150 %
V
sl
Line Voltage Setting
10 % - 150 %
V
sb
Bus Voltage Setting
10 % - 150 %
V
diff
Voltage Differential Setting
5 % - 95 %
Θ
cs
CS Angle
1 – 90 º
Θ
ss
SS Angle
1 – 90 º
f
coz
COZ Slip
30 mHz – 250 mHz
f
cs
CS Slip Freq
20 mHz – 250 mHz
f
ss
SS Slip Freq
10 mHz – 250 mHz
t
cs
CS Timer
0-100 s
t
ss
SS Timer
0-1 s
f
sps
Split Slip
20 mHz – 250 mHz
t
dlc
/t
dbc
DLC/DBC Delays
0-60 s
t
cw
Sync Close Window
1 s – 1200 s
4.1.2 Live/Dead Line/Bus Detector Elements
Attribute
Value
V
live,act
Live operate level
100 %
V
live
,
±
1 % V
n
Live reset level
V
dead,act
,
±
1 % V
n
V
dead,act
Dead operate level
100 %
V
dead
,
±
1 % V
n
Dead reset level
V
live,act
,
±
1 % V
n
Repeatability
±
1 %
Variation
-10 °C to +55 °C
£
5 %
f
nom
± 5 %
£
1 %
Summary of Contents for Argus 7SR21
Page 1: ...Energy Management 7SR21 7SR22 Argus Overcurrent Relay Reyrolle Protection Devices ...
Page 2: ......
Page 4: ...Contents 7SR11 and 7SR12 Page 2 of 2 2018 Siemens Protection Devices Limited ...
Page 185: ...7SR210 Settings Guide Unrestricted 2018 Siemens Protection Devices Limited Page 61 of 61 ...
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