Siemens 7SR12 Argus - 60 VTS Voltage Transformer Supervision; Reference; Operate and Reset Level; Operate and Reset Time

7SR11 & 7SR12 Performance Specification
©2017 Siemens Protection Devices Limited Chapter 3 Page 55 of 56
3.4 60VTS Voltage Transformer Supervision
3.4.1 Reference
Parameter Value
V
nps
Vnps Level 7, 8 … 110V
I
nps
Inps Level 0.05, 0.1 … 1 x In
I
pps
Ipps Load Level 0.05, 0.1 … 1 x In
IF
pps
Ipps Fault Level 0.05, 0.1 … 20 x In
V
pps
Vpps Level 1, 2 … 110V
t
d
60VTS Delay
0.00, 0.01…20.00, 20.10… 100, 101… 1000, 1010… 10000,
10100… 14400 s
3.4.2 Operate and Reset Level
Attribute Value
V
NPSop
Voltage NPS operate level
100 % V
nps
, ± 5 % Vn
Voltage NPS reset level
90 % V
NPSop
, ± 5 % Vn
V
PPSop
Voltage PPS operate level
100 % V
pps
, ± 5 % Vn
Voltage PPS reset level
110 % V
PPSop
, ± 5 % Vn
I
NPSblk
Current NPS operate level
100 % I
nps
, ± 5 % xIn
Current NPS reset level
90 % I
NPSblk
, ± 5 % xIn
I
PPSblk
Current PPS operate level
100 % IF
pps
, ± 5 % xIn
Current PPS reset level
90 % I
PPSblk
, ± 5 % xIn
I
PPSload
Current PPS operate level
100 % I
pps
, ± 5 % xIn
Current PPS reset level
90 % I
PPSload
, ± 5 % xIn
Repeatability
± 1 %
Variation
-10 °C to +55 °C
≤ 5 %
f
nom
± 5 %
≤ 5 %
3.4.3 Operate and Reset Time
Attribute Value
t
basic
Basic operate time
0V to 2 x Vs
32 ms ± 10ms
Operate time
t
d
+ t
basic
± 1 % or ± 10ms
Repeatability
± 1 % or ± 10ms