Modular units

PE57155
Generalities Fault indicators
Easergy Flair is a comprehensive range
of underground network fault current
indicators
Easergy MV underground network fault current passage indicators are a range
of products adapted to all neutral earthing systems: insulated, impedant and
direct earthing.
b Easergy Flair 21D-22D-23DV, are self-powered with a liquid crystal display,
with DIN dimensions for MV cubicle installation.
b Easergy Flair 279 and 219, have a wall-mounted case for the MV cubicles
substation or LV compartment and anexternal power supply which can be backed up.
b Easergy Flair 200C (communicative) has advanced measurement functions and
long distance communication features (radio, GSM, RTC, etc.).
34 AMTED398078EN.indd
PE57154
PE57922
Easergy Flair 21D - 22D - 23DV 279 - 219 200C
Usage Underground MV networks, open loop, insulated,
impedant and direct neutral earthing systems.
Installation Flush fi tted Casing Casing
Power supply Self-powered 230 Vac
230 Vac
or dual power or battery
Fault detection Phase-phase and phase-earth for all 3 ranges
Indication LCD display Indicator light Indicator light (option)
Measurement Current,
frequency
Communication SCADA interface
by dry contact
Easergy Flair 21D - 22D - 23DV
SCADA interface
by dry contact
PE57921
Current, voltage,
power
Long distance (radio,
PSTN, GSM, etc.)
SM6 integrates Flair 21D, Flair 22D and Flair 23DV on every incoming cubicles.
b High performance indicators
v indication of phase-phase and phase-earth faults,
v faulty phase indication,
v compatible with HV/MV substation protection devices.
b Clear and comprehensive display
v displaying the faulty phase for earth fault,
v displaying settings,
v displaying the load current including peak demand and frequency meter.
b Maintenance free.
Flair 21D Flair 22D Flair 23DV
Power supply
Self-powered b b b
Dual power supply
Display of settings
b (battery) b (external)
Short-circuit fault thresholds b b b
Earth fault thresholds b b b
Validation (no current) b b b
Reset upon return of current b b b
Reset timer
Faulty phase and measurements
b b
Faulty phase
L1-L2-L3
L1-L2-L3 L1-L2-L3
Load current b b b
MV network frequency 50/60 Hz 50/60 Hz
Peak demand current b b
Residual current b b