Overview of EOCRI3M420 Schneider Communication Intelligent Protector

NegotiableUpdate on 03/13

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

Online Consult

Overview

Overview of EOCRI3M420 Schneider Communication Intelligent Protector $r $nEOCR-I3M420 Motor Integrated Protector, Schneider Korea original, guarantees that the product has overcurrent, phase loss, locked rotor, reverse rotation, current imbalance, stall and 4-20mA analog output functions, three-phase current cycle display and fault cause and current value memory query. The main module is installed on a 35mm guide rail, and the display is installed on the cabinet door for real-time current value viewing.

Product Details

Overview of EOCRI3M420 Schneider Communication Intelligent Protector

i3M420

Add 4-20 mA analog output on the basis of i3DM function to achieve seamless data acquisition for field instruments, PLC or DCS; Simultaneously retaining Modbus RTU communication and dual interface parallel output, providing higher flexibility and redundancy for process automation

EOCR-i3M420 概述

✔32-bit MCU+True RMS measurement, accuracy ± 1%

✔Protection functions: overload (OC), underload (UC), phase loss (PL), reverse phase (RP), imbalance (Ub), startup stall (Sc), running stall (JA), (optional) short circuit (SH)

✔Action time characteristics: timed limit, inverse time limit, thermal accumulation inverse time limit

✔THD total harmonic distortion monitoring: real-time monitoring of three-phase, adjustable alarm threshold

✔4~20mA analog output(Load)≤ 500 Ω, compatible with ModbusSimultaneously used)

✔Modbus RTU/RS-485 2400-38 400 bps remote communication

✔Display: Bar load graph+5-digit seven segment digital tube LED

Three phase current automatic rotation display/manual locking of a certain phase display (manual locking function)

✔Operation/Fault Records:

• Reasons for tripping and current records of the last 3 faults

Accumulated running time and timeout alarm records

• Limit the number of startup records

✔Fail Safe mode: independent start stop function (safe mode)

✔Password protection function: Three digit password to prevent accidental operation; Long term shutdown can restore factory settings

✔Reset mode: manual, automatic, power-off, remote communication

✔Structural selection: Terminal T, Bottom hole H, Window W

✔Three phase/single-phase mode Menu switchable

✔Compliance and certification: UL, CCC, compliant with EU RoHS

Overview of EOCRI3M420 Schneider Communication Intelligent Protector

EOCR-i3M420Specification Sheet

Basic Information
Manufacturer/Brand	Schneider Electric
Product Range (Series)	EOCRseries
Model Name	EOCR-i3M420Digital motor protection relay (built-in display, integrated)
place of origin	Yishan Factory, South Korea
Authorized General Agent in China	Shanghai Hanshi Electric Automation Equipment Co., Ltd
Protection function setting range
Protection setting range	0.5~32 A(inverse time limit/heat accumulation inverse time limit), use external CT for 32A and above 0.5-80 A (timed limit), external CT is used for 80A and above The external CT current range can be extended to 800 A
Time Setting	Overload protection OC: timed limit (0.2-30 seconds); Inverse time limit (1-30 classes) Underload protection UC: timed limit (0.5-30 seconds) Phase loss protection PL: 0.5 to 5 seconds (can be set to turn off) Reverse protection RP: Action time 0.15 seconds Unbalance protection Ub: action time 1-10 seconds, set range 10-50% Starting blockage Sc:+0.5 seconds after the start delay (D-Time) ends Running stall JA: 0.2 to 10 seconds
Start delay D-Time	0–200 s， closable
Measurement and communication functions
Analog output	4 – 20 mA (Load ≤ 500 Ω)
communication interface	Communication protocol: Modbus RTU Communication method: RS-485 Baud rate: 2400~38400 bps
measurement accuracy	± 1%, True RMS (32-bit MCU)
THDmonitor	Display when total harmonic distortion occurs, alarm threshold can be set
Electrical parameter monitoring	Real time display of three-phase current, alarm and action reasons
Electrical and mechanical characteristics
Control power supply (Us)	U：100–240 V AC/DC B：24 V AC/DC
power frequency	50/60 Hz
Installation method	35 mm DINGuide rail+panel screws
output contact	1NC + 1 NO (95-96/97-98)Overload trip (OL)
Fuse specifications	By 4 A gG
Rated voltage of main circuit [Ue]	600 V AC， 50-60 Hz (main circuit, UL compliant) 690 V AC， 50-60 Hz (main circuit, compliant with CSA) 690 V AC， 50-60 Hz (main circuit, compliant with IEC 60947-4-1)
Impact withstand voltage (Uimp)	6 kV(Complies with IEC 60947-4-1)
reset method	Manual reset (RESET) Automatic reset (0.5-1200 seconds) Electrical reset (power-off reset, 0-1 second) Communication remote reset (via Modbus communication)
display interface	Bar load chart+5-digit seven segment LED
Relay power consumption	3 W
Ith /contact rating	Ith 3 A；250 V AC 3 A
Wiring specifications	Control circuit cable: 2 × 1-1.5 mm ² (with/without terminal flexible cable M3) Control circuit cable: 1 × 1-2.5 mm ² (with/without terminal flexible cable M3) Main circuit terminal: 1 × 2.5-25 mm ² (flexible cable M6 without terminal)
tightening torque	Control circuit terminal: 0.8-1.2 N · m (cable diameter 4.7 mm) Main circuit terminal: 2.5 N · m (terminal clamp diameter 11 mm)
External dimensions/weight	WWindow type (W × H × D): 70 × 74.5 × 83.8 mm0.315 kg HBottom hole type (W × H × D): 70 × 56.3 × 108.1 mm0.355 kg TTerminal type (W × H × D): 70 × 91.3 × 108.1 mm0.473 kg
environmental parameters
Protection level	IP20(Complies with IEC 60529)
Operating Temperature	-20~60 ℃ (compliant with IEC 60947-4-1)
Storage temperature	-40～85℃
Using altitude	2000 m
flame retardancy	650℃ (compliant with IEC 60695-2-12)
impact resistance	15 gn， 11 ms (compliant with IEC 60068-2-7)
Vibration resistance	Panel installation: 4 gn (IEC 60068-2-6) Rail installation: 2 gn (IEC 60068-2-6)
insulation withstand voltage	Between external and circuit: 2 kV (IEC 60255-5) Between mutual contacts: 1 kV (IEC 60255-5) Internal circuit: 2 kV (IEC 60255-5)
surge resistance	6 kV（IEC 61000-4-5）

EOCRI3M420施耐德通讯智能保护器概述