Teléfonos:
(722) 2 80 35 71

   
 
Samwha : Protección : EOCR
   
   
 

 

 

EOCR-3EZ

 

EOCR-FEZ

 
  Compact Design
  MCU( Microprocessor Control Unit ) Based
  Three Integral Current Transformers
  Overcurrent/Phase Loss/Phase Reversal/Phase Unbalace/Locked Rotor/Ground Fault
  Digital Ammeter
  Troubleshooting/Trip Cause Memory, Display
  Adjustable Operating Features by Mode switch
  Wide Current Adjustment Range
  Selectable Time-Current Characteristics(Inverse/Definite)
  Manual(Instantaneous)/Electrical(Remote)Reset
  Test Function
  Ambient Insensitive
  Selectable Fail-safe and Non-fail-safe Operation Modes
  EOCR-3EZ : Panel Mounting type
  EOCR-FEZ : Flush Mounting type(Display)
 
Protective Item

Trip Time

Over-current

DEF : 0.2 ~ 30 sec, INV : 1~30

Undercurrent
0.5~30 sec
Phase Loss
within 3 sec
Phase Unbalance
8sec
Phase Reversal
0.1~0.3 sec
Locked Rotor
Lock : within 0.5sec after dt(in DEF set)
Stall : 0.05~10sec(in DEF set)
Ground Fault
0.05~10 sec
 

Current Range

Over Current

0.5~960A(Over 60A with External CTs)

Under Current
0.5~59A/OFF(Over 60A with External CTs)
Ground Fault
0.02~3A

Start Delay Time (D-TIME)

1~200 sec

Time Setting Range(O-TIME)

Trip Time(O-TIME)
INV
1-30
DEF
0.2-30 sec

Conrol Voltage

110VAC±15%,220VAC±15%,
85~250VAC/DC(Terminal Type) 24VAC/DC
Output Relay
OL/UL
1-SPST, 3A/250VAC Resistive
GR
1-SPST,3A/250VAC Resistive
Time Characteristic
In/"tc"mode
Inverse
dE/"tc"mode
Definite
Trobleshooting/Trip Indication
LED Display(3 Trip Causes memory)
Current Sensing
3-CTs

Mounting

35mm DIN-Rail/Panel
 
EOCR-3EZ

 

EOCR-FEZ

   
 
 

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