Siemens SIPROTEC 7SS525 V3.3 User Manual

Functions
132
7SS52 V4 Manual
C53000-G1176-C182-3
5.3.7 Settings for the Central Unit
Addr. Setting Title Setting Options Default Setting Comments
114 BF BI MODE 1-ch w/o sup
1-ch w sup
2-ch w/o sup
2-ch w sup
1-ch w sup Binary input mode / supervision
BF
115 BF OP MODE non existent
external
BZ unbalance
trip rep/unbal
I>query
trip rep/I>quer
BZ unbalance Operation mode BF
116 BF I< ON
OFF
OFF Low-current mode BF
117 TRIP REP. MODE 1pole
3pole
1pole TRIP repeat mode
118 I> BF 0.10 .. 2.00 I / In 0.50 I / In Current threshold for BF
119 I> BF-EF 0.05 .. 2.00 I / In 0.25 I / In Current threshold for BF - EF
120 T-BF-1P 0.05 .. 10.00 s 0.25 s Time delay for BF with 1-pole
faults
121 T-BF-mP 0.05 .. 10.00 s 0.25 s Time delay for BF with multi-pole
faults
122 T-BF I< 0.05 .. 10.00 s 0.25 s Time delay for BF low current
mode
123A T-BF IMP 0.05 .. 10.00 s 0.50 s Time delay for BF pulse mode
124 T-BF CB fault 0.00 .. 10.00 s 0.10 s Time delay BF after CB fault
125 T-TRIP repeat 0.00 .. 10.00 s 0.12 s Time delay for TRIP repeat
127 T-BF rel sup 0.02 .. 15.00 s 15.00 s Supervision bin. input BF-re-
lease
128 T-BF 2chan 0.06 .. 1.00 s 0.06 s Supervision time BF start / re-
lease
6106 Tmin TRIP 0.01 .. 32.00 s 0.15 s Minimum duration of TRIP com-
mand
6320A EF charact. released
blocked
blocked Earth fault characteristic switch-
over
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Siemens SIPROTEC 7SS525 V3.3 Specifications

General

Brand	Siemens
Model	SIPROTEC 7SS525 V3.3
Category	Power distribution unit
Language	English