Siemens SIPROTEC 7UM62 - 4.32 Inadvertent Energization (ANSI 50, 27)

Technical Data
4.32 Inadvertent Energization (ANSI 50, 27)
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010
508
4.32 Inadvertent Energization (ANSI 50, 27)
Setting Ranges / Increments
Times
Dropout Ratios
Tolerances
Influencing Variables for Pickup Values
Pickup current I >>> for I
N
= 1A 0.1A to 20.0A
or ∞ (ineffective)
Increments 0.1 A
for I
N
= 5A 0.5A to 100.0A
or ∞ (ineffective)
Increments 0.1 A
Tripping Enabling U
1
< 10.0 V to 125.0 V
or 0 V (no enable)
Increments 0.1 V
Delay time T U
1
<PICKUP 0.00 s to 60.00 s
or ∞ (ineffective)
Increments 0.01 s
Dropout time T U
1
<DROPOUT 0.00 s to 60.00 s
or ∞ (ineffective)
Increments 0.01 s
Response time approx. 25 ms
Dropout Time approx. 35 ms
50-3 for I
N
= 1 A approx. 0.80 or 50 mA
for I
N
= 5 A approx. 0.80 or 250 mA
Tripping enabling U1< approx. 1.05
Pickup current I >>> for I
N
= 1 A 5 % of setting value or 20 mA
for I
N
= 5 A 5 % of setting value or 100 mA
Tripping Enabling U
1
< 1 % of setting value or 0.5 V
Delay Time T 1 % or 10 ms
Power supply direct voltage in range 0.8 ≤ U
Aux
/U
AuxN
≤ 1.15 ≤ 1%
Temperature in range 23.00 °F (–5 °C) ≤ Θ
amb
≤ 131.00 °F (55 °C) ≤ 0.5 %/10 K
Frequency in range 0.95 ≤ f/f
N
≤ 1.05 ≤ 1%
Harmonics
– Up to 10 % 3rd harmonic
– Up to 10 % 5th harmonic
≤ 1%
≤ 1%