ABB REG316 4 Series Operating Instructions Manual page 252

Numerical generator protection
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U
2R
1 x U
Operates
N
Line 1
(U
< U )
1
2
0,8
Restrains
0,2
0
0,2
Fig. 3.5.22.1
Operating characteristic of the balanced voltage
function (show for R phase and the setting V-
Unbalance = 0.2 ´ U
3-214
REG 316*4 1MRB520049-Uen / Rev. F
U
1R
R phase voltage amplitude of
voltage channel 1 (line 1)
U
2R
R phase voltage amplitude of
voltage channel 2 (line 2)
Operates
Line 2
Three-phase mode:
(U
< U )
2
1
The characteristic applies
U
accordingly to S and T phases
1R
0,8
1 x U
N
HEST 915 009 C
)
N
:
:

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