Functionality; Instantaneous Phase Overcurrent Protection 3-Phase Output Phpioc (50) - ABB REC650 ANSI Technical Manual

1MRK 511 287-UUS A
Section 6
6.1
6.1.1
6.1.2
6.1.3
6.1.4
Technical manual
Current protection
Instantaneous phase overcurrent protection 3-phase
output PHPIOC (50)
Identification
Function description
Instantaneous phase overcurrent
protection 3-phase output

Functionality

The instantaneous three phase overcurrent function has a low transient overreach and
short tripping time to allow use as a high set short-circuit protection function.
Function block
PHPIOC (50)
I3P* TRIP
BLOCK
ANSI08000001-1-en.vsd
ANSI08000001 V1 EN
Figure 29: PHPIOC (50) function block
Signals
Table 24: PHPIOC (50) Input signals
Name Type
I3P GROUP
SIGNAL
BLOCK BOOLEAN
IEC 61850 IEC 60617
identification identification
PHPIOC
3I>>
SYMBOL-Z V1 EN
Default Description
- Three phase group signal for current inputs
0 Block of function
Section 6
Current protection
ANSI/IEEE C37.2
device number
50
83