Section 8 Current Protection; Instantaneous Phase Overcurrent Protection 3-Phase Output Phpioc; Identification; Functionality - ABB RET650 Technical Manual

1MRK 504 135-UEN A
Section 8
8.1
8.1.1
8.1.2
8.1.3
8.1.4
Technical manual
Current protection
Instantaneous phase overcurrent protection 3-phase
output PHPIOC

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
I3P* TRIP
BLOCK
IEC08000001 V1 EN
Figure 62: PHPIOC function block

Signals

Table 66: PHPIOC Input signals
Name Type
I3P GROUP
SIGNAL
BLOCK BOOLEAN
Table 67: PHPIOC Output signals
Name Type
TRIP 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
Description
General trip signal
Section 8
Current protection
ANSI/IEEE C37.2
device number
50
141