Siemens Argus 7SR22 - Operate and Reset Level; Power Factor; Reference; Operate and Reset Time

7SR21 & 7SR22 Performance Specification
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2.19 55 Power Factor
2.19.1 Reference
Parameter Value
PF
s
55-n Setting 0.05…0.99
t
d
55-n Delay setting 0.00 … 14400 s
2.19.2 Operate and Reset Level
Attribute Value
PF
op
Operate Level
PF
s
± 0.05
Reset Level Under PF
£PF
op
+ 0.02
Over PF
³PF
op
- 0.02
Repeatability
± 0.05
Variation
-10 °C to +55 °C
± 0.05
f
nom
– 3 Hz to f
nom
+ 2 Hz
± 0.05
2.19.3 Operate and Reset Time
Attribute Value
t
basic
Element basic operate time
£ 70 ms
t
op
Operate time following delay
t
basic
+ t
d
, ± 1 % or ± 10ms
Disengaging time < 80 ms
2.19.4 Operate Threshold
Attribute Value
Minimum levels for
operation
I 2.5 % In
V 2.5% Vn