Function Block; Signals - ABB RELION 670 Series Technical Manual

1MRK 502 066-UUS B
ANSI05000058 V1 EN-US
Figure 62: Examples of applications of the REFPDIF (87N)
6.4.3

Function block

I3P*
I3PW1CT1*
I3PW1CT2*
I3PW2CT1*
I3PW2CT2*
BLOCK
ANSI06000251 V3 EN-US
Figure 63: REFPDIF (87N) function block
6.4.4

Signals

Table 71:
Name
I3P
I3PW1CT1
I3PW1CT2
I3PW2CT1
I3PW2CT2
BLOCK
Technical manual
152 252
352
xx05000058_ansi.vsd
REFPDIF (87N)
TRIP
PICKUP
DIR_INT
BLK2H
IRES
IN
IBIAS
IDIFF
ANGLE
2NDHARM
ANSI14000059-1-en.vsd
REFPDIF (87N) Input signals
Type
GROUP
SIGNAL
GROUP
SIGNAL
GROUP
SIGNAL
GROUP
SIGNAL
GROUP
SIGNAL
BOOLEAN
452
Default Description
- Group signal for ground current input
- Group signal for primary CT1 current input
- Group signal for primary CT2 current input
- Group signal for secondary CT1 current input
- Group signal for secondary CT2 current input
0 Block of function
Section 6
Differential protection
M13736-3 v7
IP12658-1 v2
PID-3772-INPUTSIGNALS v5
167