Siemens siprotec 7SA522 User Manual

Functions
6-1117SA522 Manual
C53000-G1176-C119-2
The indicated secondary current values for setting ranges and default settings refer to
I
N
= 1 A. For the nominal current 5 A these values are to be multiplied by 5.
3163 Dir. BETA 0..360 ° 122 ° BETA, upper angle for forward
direction
3164 3U0> 0.5..10.0 V 0.5 V Min. zero seq.voltage 3U0 for
polarizing
3165 IY> 0.05..1.00 A 0.05 A Min. earth current IY for polari-
zing
3166 3U2> 0.5..10.0 V 0.5 V Min. neg. seq. polarizing
voltage 3U2
3167 3I2> 0.05..1.00 A 0.05 A Min. neg. seq. polarizing cur-
rent 3I2
3170 2nd InrushRest 10..45 % 15 % 2nd harmonic ratio for inrush
restraint
3171 Imax InrushRest 0.50..25.00 A 7.50 A Max.Current, overriding inrush
restraint
3172 SOTF Op. Mode with Pickup (non-directional)
with Pickup and direction
with Pickup and
direction
Instantaneous mode after
SwitchOnToFault
3173 SOTF Time
DELAY
0.00..30.00 sec 0.00 sec Trip time delay after SOTF
Addr. Setting Title Setting Options Default Setting Comments

Siemens siprotec 7SA522 Specifications

General

Brand	Siemens
Model	siprotec 7SA522
Category	Protection Device
Language	English