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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
Over Current Rated Setting Range(A) Definite TCC : 0.5~80A
Inverse & th TCC : 0.5~32A
*** CAUTION : Do not use any external CT
Under Current Rated Setting Range(A) 0.5A ~ less than oc setting
Operating Time Characteristics Definite(Def) / Inverse(Inv) / Thermal Inverse(th)
Time Setting Definite D-Time 0~200s
O-Time 0.2~30s
Inv & th (cLS) 1~30 Class
Auto-Reset 0.5s~20min.
Reset Mode Manual Reset (H-r) / Electric Reset (E-r)
Control Power Voltage 100~240VAC/DC(-15%, +10%, Free Voltage), 24VAC/DC(-15%, +10%) .
Frequency 50/60Hz
Power Consumption Lower than 7VA
Output Capacity 3A/250VAC Resistive.
Composition NO/NC common output : OL , NO output : GR
Display 7 Segment LED 3 phase Amps, Cause of trip, Setting parameters indication.
Bar-graph Load ratio (65 ~ 100%)
Communication Modbus-RTU/ RS-485
Mounting Panel Mounting (i3BZ/3BZ2)
Flush Mounting (iFBZ/FBZ2)
Insulation Between Case & Circuit Over DC500V 10MΪ
Dielectric Strength Between Case & Circuit 2KV, 50/60Hz, I Min.
Between Contacts 1KV, 50/60Hz, I Min.
Between Circuit 2KV, 50/60Hz, 1 Min
Electrostatic Discharge(ESD) : IEC61000-4-2 Level 3 : Air Discharge : ±8KV, Contact Discharge : ±6KV
Radiated Disturbance : IEC61000-4-3 Level 3 : 10V/m, 80 ~ 1000MHz
Conducted Disturbance : IEC61000-4-6 Level 3 : 10V, 0.15~80MHz
EFT/Burst : IEC61000-4-4 Level 3 : ±2KV, 1 Min
Surge : IEC61000-4-5 Level 3 : 1.2×50㎲, ±4KV(0 , 90 , 180 , 270 )
Emission : CISPR11 Class A (Conducted and Radiated)
Environment Temperature Store -40℃~ +85℃
Operation -20℃~ +60℃
Humidity 30~85% RH (Non-condensate)
Dimension Window Type 70W×74.5H×83.8D
Bottom Hole Type 70W×56.3H×108.1D
Weight i3BZ : 295g, iFBZ : 280g
3BZ2 : 292g, FBZ2 : 276g
PDM : 125g, 3M cable : 120g
Specifications
Model i3BZ/iFBZ, 3BZ2/FBZ2
*1)
*1) : 3BZ2/FBZ2 has no thermal inverse protection
*2) : 3BZ2/FBZ2 has no MODBUS Communication
*2)