GE P24DM User Manual

Feature IEC 61850 ANSI
Phase overcurrent , with optional directionality (4 stages) OcpPTOC/RDIR 50/51/67
Earth/Ground overcurrent stages, with optional directionality (4
stages)
EfdPTOC/RDIR 50N/51N/ 67N
Sensitive earth fault (SEF) (4 stages) SenPTOC/RDIR 50N/51N/67N
High impedance restricted earth fault (REF) SenRefPDIF 64
Transient Earth Fault Detection (TEFD) PTEF
Negative sequence overcurrent stages, with optional
directionality (4 stages)
NgcPTOC/RDIR 67/46
Broken conductor, used to detect open circuit faults 46
Thermal overload protection ThmPTTR 49
Undervoltage protection (2 stages) VtpPhsPTUV 27
Overvoltage protection (2 stages) VtpPhsPTOV 59
Remote overvoltage protection (2 stages) VtpCmpPTOV 59R
Residual voltage protection (2 stages) VtpResPTOV 59N
Underfrequency protection (4 stages) FrqPTUF 81
Overfrequency protection (2 stages) FrqPTOF 81
Rate of change of frequency protection (4 stages) DfpPFRC 81
High speed breaker fail suitable for re-tripping and back-
tripping (2 stages)
RBRF 50BF
Current Transformer supervision 46
Voltage transformer supervision 47/27
Auto-reclose (4 shots) RREC 79
Check synchronisation (2 stages) RSYN 25
4.4 CONTROL FUNCTIONS
Feature IEC 61850 ANSI
Watchdog contacts
Read-only mode
Function keys FnkGGIO
Programmable LEDs LedGGIO
Programmable hotkeys
Programmable allocation of digital inputs and outputs
Fully customizable menu texts
Circuit breaker control, status & condition monitoring XCBR 52
CT supervision
VT supervision
Trip circuit and coil supervision
Control inputs PloGGIO1
Power-up diagnostics and continuous self-monitoring
Dual rated 1A and 5A CT inputs
Alternative setting groups (4)
Graphical programmable scheme logic (PSL)
P543i/P545i Chapter 1 - Introduction
P54x1i-TM-EN-1 9

GE P24DM Specifications

General

Brand	GE
Model	P24DM
Category	Control Unit
Language	English