• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Place of Origin: China (Mainland)
  • Brand Name: CNSN
  • Model Number: EOCR-3DM
  • Theory: Current Relay
  • Usage: Protective
  • Size: Miniature
  • Contact Load: Low Power
  • under-current: 0.5 ~ under OC setting
  • Starting Delay Time(dt): OFF ~ 200sec
  • Control Power: 85 ~ 250VAC/DC 50/60Hz

Packaging & Delivery

Packaging Details Standard
Delivery Time 10 Working days

Specifications

Over-current, Under-current, Phase Loss,
Phase reversal, Phase Unbalance, Locked rotor
Digital Over-Current Relay

EOCR-3DE Digital Overcurrent Relay

 

Product Description

EOCR-3DM
Digital Over-Current Relay

Over-current, Under-current, Phase Loss,
Phase reversal, Phase Unbalance, Locked rotor
Protection
Short current protection 3MS
Ground Fault Protection 3MZ
Including Current Transducer: 4~20mA output
Accumulation to Running time

 

Features

Compact Design
3DM: Panel Mounting Type
MCU(Microprocessor Control Unit) & ASIC Based
3 Integral Current Transformers
Multiple Protection Functions
Digital Ammeter
Troubleshooting / Trip Cause Memory, Display
Adjustable Operating Features by Pulse Rotary switch
Wide Current Adjustment Range
Selectable Time-Current Characteristics (Inverse / Definite)
Manual Instantaneous / Electrical Remote Auto Reset
Test Function
Ambient Insensitive
Selectable Fail-safe and Non-fail-safe Operation Modes

 
Features

Specification 3DM3MS3MZ
Current  SettingOver-Current(oc)Refer  to,   Table  #1Refer  to,   Table  #1Refer  to,   Table  #1
Range
 Under-Current(uc)0.5  ~  under  OC  setting0.5  ~  under  OC  setting0.5  ~  under  OC  setting
 Ground  Fault  Current(Ec)--A  :   0.03  ~  2.5A  /  B  :   0.5  ~  10A
Time  SettingStarting  Delay  Time(dt)OFF  ~  200secOFF  ~  200secOFF  ~  200sec
 Over-Current  Trip  Delay(ot)DEF  :   0.2  ~  30sec  /  INV  :   1  ~  30DEF  :   0.2  ~  30sec  /  INV  :   1  ~  30DEF  :   0.2  ~  30sec  /  INV  :   1  ~  30
 Under-Current  Trip  Delay(ut)0.5  ~  30sec(DEF)0.5  ~  30sec(DEF)0.5  ~  30sec(DEF)
 Ground  Fault  Trip  Delay(Et)--0.1  ~  10sec
Control  Power22085  ~  250VAC/DC,   50/60Hz85  ~  250VAC/DC,   50/60Hz85  ~  250VAC/DC,   50/60Hz
Output  RelayOL2-SPST,   3A/250VAC,   Resistive2-SPST,   3A/250VAC,   Resistive2-SPST,   3A/250VAC,   Resistive
 AL(GR/SC)1-SPST(AL)1-SPST(AL)1-SPST(AL)
EnvironmentTemperatureStore-30  ~  80 degree centigrade-30  ~  80 degree centigrade-30  ~  80 degree centigrade
  Operation-20  ~  60 degree centigrade-20  ~  60 degree centigrade-20~  60  degree centigrade
 Humidity30  ~  85RH,   Without  condensation30  ~  85RH,   Without  condensation30  ~  85RH,   Without  condensation
Display7-Segment  LEDs   
 Bar-Graph   
Mounting 35mm  Din-rail35mm  Din-rail35mm  Din-rail

 

Table #1. Current Range
    TypeCurrent Setting    range  Number of Conductor thru CT windows  Position of DIP S/W4External CT ratio   Setting of CT Mode
Remark
  05  0.1 ~ 2.0A  5  05  NIL  5T
  05  0.25 ~ 5.0A  2  05  NIL  5T
  05  0.5 ~ 10A  1  05  NIL  05
  60  5 ~ 70A  1  60  NIL  60
  20  5 ~ 20A  1  20  NIL  20
  10  1.0 ~ 12A  1  05  10: 5  10
  15  1.5 ~ 18A  1  05  15: 5  15
  20  2.0 ~ 24A  1  05  20: 5  20
  25  2.5 ~ 30A  1  05  25: 5  25
  30  3.0 ~ 36A  1  05  30: 5  30
  40  4.0 ~ 48A  1  05  40: 5  40
  50  5.0 ~ 60A  1  05  50: 5  50
  60  6.0 ~ 72A  1  05  60: 5  60
  75  7.5 ~ 90A  1  05  75: 5  75
  100  10 ~ 120A  1  05  100: 5  100
  120  12 ~ 144A  1  05  120: 5  120
  150  15 ~ 180A  1  05  150: 5  150
  200  20 ~ 240A  1  05  200: 5  200
  250  25 ~ 300A  1  05  250: 5  250
  300  30 ~ 360A  1  05  300: 5  300
  400  40 ~ 480A  1  05  400: 5  400
  500  50 ~ 600A  1  05  500: 5  500
  600  60 ~ 720A  1  05  600: 5  600
  750  75 ~ 900A  1  05  750: 5  750
  800  80 ~ 960A  1  05  800: 5  800

 

 

Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview

Transactions

Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
Trade Assurance
China (Mainland)
Transaction Level:
Supplier Assessments:
22 Transactions 80,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $38,000
Learn More