Siemens 7SR51 - 10.24 59 N Neutral Voltage Displacement

59N Neutral Voltage Displacement
Common Settings
Reference
Parameter Value
Input selection VN, VT4
Definite Time Element (59NDT)
Reference
Parameter Value
V
set
Setting 1 to 100 V
V Applied voltage (for operate time) 0 to 2 ⋅ V
set
(switched)
0 to 10 ⋅ V
set
(switched)
t
delay
Delay setting 0 to 20 s, Δ 0.01 s
20 to 100 s, Δ 0.1 s
100 to 1000 s, Δ 1 s
1000 to 10000 s, Δ 10 s
1000 to 14400 s, Δ 100 s
Operate and Reset Level
Attribute
Value
V
op
Operate level V
set
: ± 2 % or ± 0.5 V
Reset level ≥ 95 % V
op
or ± 0.5 V
Repeatability ± 1 %
Variation IEC
60255-1
-10 °C to +55 °C ≤ 5 %
f
rated
± 5 % ≤ 5 %
Operate and Reset Time
Attribute
Value
t
basic
Element basic operate time 1.5 ⋅ V
set
: 76 ms ± 20 ms
10 ⋅ V
set
: 63 ms ± 20 ms
t
op
Operate time following delay t
basic
+ t
delay
± 1 % or ± 20 ms
Repeatability ± 1 % or ± 20 ms
Overshoot time < 80 ms
Disengaging time < 100 ms
Inverse Time Element (59NIT)
Reference
Parameter
Value
Tm Time multiplier setting 0.1 to 140
V
set
Setting 1 to 100 V
10.24
10.24.1
10.24.2
10.24.3
Technical Data
10.24 59N Neutral Voltage Displacement
538 Reyrolle 7SR5, Overcurrent Protection Device, Device Manual
C53000-G7040-C014-1, Edition 11.2019