Distribution Control Features


Standard Feature

Model Option

ƒ This function may be created using settings

Distribution Control Features

SEL-351RS KESTREL

SEL-651R

SEL-651RA

SEL-734B

Applications

Distribution Feeder Protection

Breaker Failure Protection

ƒ

ƒ

ƒ

Generator Intertie Protection

Recloser Control

Synchronism Clock

Underfrequency Load Shedding

Undervoltage Load Shedding

Protection

27/59 Under-/Overvoltage

32 Directional Power Elements

50 (P,N,G,Q) Overcurrent Element (Phase, Neutral, Ground, Neg. Seq.)

51 (P,N,G,Q) Time-Overcurrent Element (Phase, Neutral, Ground, Neg. Seq.)

67 (P,N,Q) Directional Overcurrent (Phase, Neutral, Neg. Seq.)

78VS Vector Shift

81 Over-/Underfrequency

81RF Fast Rate-of-Change of Frequency (ROCOF)

Separate Neutral Overcurrent

Load-Encroachment Supervision

Low-Energy Analog (LEA) Voltage Inputs

Directional Sensitive Earth Fault Protection

Pilot Protection Logic

ƒ

ƒ

Rate-of-Change-of-Frequency (df/dt)

Harmonic Blocking

Fast Islanding Detection

Arc Sense Technology (AST) High-Impedance Fault Detection

Phantom Phase Voltage

Current/Voltage Channels

1/1

4/6

4/1

4/6

4/3

Instrumentation and Control

79 Automatic Reclosing

Fault Locating

SELogic Control Equations With Remote Control Switches

SELogic Counters

Voltage Check on Closing

SELogic Nonvolatile Latch

Nonvolatile Local Control Switches

Display Points

Breaker/Recloser Wear Monitor

Trip Coil Monitor

ƒ

ƒ

ƒ

Voltage Sag, Swell, and Interruption (VSSI)

Load/Signal Profile Recorder

Sequential Events Recorder

DNP3 Level 2 Outstation

IEEE C37.118 Synchrophasors

IEEE 1547-2018

Ethernet

IEC 61850

Simple Time Network Protocol (SNTP)

Harmonic Metering

RMS Metering