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EOCR-i3BZ/iFBZ/3BZ2/FBZ2
EOCR-i3BZ / iFBZ : Intelligent Digital Over-Current, Earth Fault Relay with built-in ZCT,
EOCR-3BZ2 / FBZ2 : Economic Digital Over-Current, Earth Fault Relay with built-in ZCT
Earth fault detection by built-in ZCT
Multifunctional motor protection for rated motor currents up to 80A (Definite Overcurrent protection) :
Over Current, Under Current, Phase Loss, Phase Reversal, Stall, Jam, Current Imbalance, Earth Fault
Thermal Inverse / Inverse overload protection up to 32Amps by integrated CTs.
Real Time Processing / High Precision
Ancillary Functions : Fail Safe, Alert(“C” Type Only), Accumulated Running Hour, 3 Fault records & limitation of auto-reset attempt.
Communication : Modbus-RTU/RS-485(i3BZ/iFBZ only)
Reinforced Monitoring Function : Real Time Monitoring up to 400M, 3 Phase Current Display, Pre-alarm & Cause of Trip indication.
Load ratio indication of Load Current to over-current threshold.
Support Single-phase and 3 Phase Motor
For iFBZ / FBZ2, normal operation except display is guaranteed when PDM is disconnected
General Features
EOCR-i3BZ / i3BZ2 Bottom hole type EOCR-iFBZ / iFBZ2 Bottom hole type
EOCR-i3BZi / 3BZ2 Terminal type EOCR-iFBZ / iFBZ2 Terminal type