Siemens SIPROTEC 7SJ62 Manual page 480

Technical Data
4.2 Definite-Time Overcurrent Protection 50(N)
Tolerances
Pickup currents
Delay times T
Influencing Variables for Pickup and Dropout
Power supply direct voltage in range 0.8 ≤ V
Temperature in range 23.00 °F (-5 °C) ≤ Θ
Frequency in range 0.95 ≤ f/f
Harmonics
- up to 10 % 3rd harmonic
- up to 10 % 5th harmonic
Transient overreaction during fundamental harmonic measuring procedure for τ > 100 ms
(with full displacement)
480
2 % of setting value or 10 mA at I
or 50 mA at I
1 % or 10 ms
≤ 1.15
/V
PS PSNom
≤ 131.00 °F (55 °C)
amb
≤ 1.05
Nom
= 1 A
Nom
= 5 A
Nom
SIPROTEC, 7SJ62/64, Manual
C53000-G1140-C207-2, Release date 01.2008
1 %
0.5 %/10 K
1 %
1 %
1 %
<5 %