Protector digital pentru motor Schneider EOCRSSD-30S - Contactor,întrerupător de circuit,invertor solar,contor electric,baterii solare

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Protector digital pentru motor Schneider EOCRSSD-30S - Contactor,întrerupător de circuit,invertor solar,contor electric,baterii solare

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Protector digital pentru motor Schneider EOCRSSD-30S

Model Code Interpretation Code Segment Description EOCR Series logo, motor protection relay series under Schneider (Fosta SAMWHA Coreea) SS Basic series code, economical electronic overcurrent relay platform D Function upgrade code, Versiunea cu afișaj digital, different from LED indicator type of traditional SS series 30 Current specification code, rated protection current range: 3-30O, built-in through-type CT for ...

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Interpretarea Codului Modelului

Segment de codDescriere
EOCRSeries logo, motor protection relay series under Schneider (Fosta SAMWHA Coreea)
SSBasic series code, economical electronic overcurrent relay platform
DFunction upgrade code, Versiunea cu afișaj digital, different from LED indicator type of traditional SS series
30Current specification code, rated protection current range: 3-30O, built-in through-type CT for direct wiring
SControl power supply code: universal wide voltage 24-240V AC/DC; Type W is dedicated for 380-440V AC

Poziționarea de bază:

EOCRSSD-30S is a cReleu digital complet de protecție a motorului ompact, featuring three core protections: suprasarcina, phase loss and stall. It is applicable for motors with current 3-30A and compatible with 24-240V wide-voltage control power supply.

  1. Parametrii de specificație de bază
CategorieSpecificații detaliateObservații
Parametrii de bază
Număr de ordineEOCRSSD-30S (Schneider SKU: 0015874)Standard universal model worldwide
Tip de protecțieElectronic overcurrent relay / Motor protectorReplace combination of traditional thermal relay and ammeter
Instalare35mm Montare pe șină DIN / Montare pe panouStructură compactă, economisind spațiu
Dimensiune (L×A×D)56mm×78mm×120mmFully compatible with installation size of EOCR-SS series
Temperatura de operare-20℃ ~ 60℃Adapt to temperature difference changes in industrial environment
Specificații electrice
Current Protection Range3-30O (direct wiring)External CT is required for current over 60A
Alimentare de control24-240V AC/DC (50/60Hz)Design larg de tensiune, fit for various control systems
Working Frequency50/60HzUniversal power frequency for global use
Output Contacts1NU + 1NC passive contacts95-96 (NC), 97-98 (NU)
Capacitate de contactAC 250V/5A, DC 30V/5AMeet demands of conventional control circuits
Funcții de protecție
Protecție la suprasarcinăReglabil (0.1~100s), support I²t inverse time characteristicSet via O-TIME parameter
Protecție împotriva pierderii de fazăQuick action within 4 secundeTrigger when three-phase unbalance degree>20%
Stall ProtectionAdjustable startup delay (D-TIME), minimum 0.2s quick trippingSuitable for instantaneous protection during motor startup
Funcția de afișare7-segment LED digital tubeReal-time display of operating current and fault code
Modul de resetareResetare manuală (butonul RESET) / Electric resetEasy recovery after troubleshooting
Precizie & Fiabilitate
Measuring Accuracy±1%Higher than traditional thermal relay (±10%)
Timp de răspunsMin. 0.2s (protectie la blocaj)Effectively prevent motor damage
Fault RecordCheck the latest 3 înregistrări de eroriConvenient for quick fault location
Clasa de izolareClasa IIHigh safety protection level
  1. Defecte comune & Solutii de intretinere

3.1 Fault Codes & Depanare

Cod de eroareFault TypeCauze posibileSoluții
O-COverload Tripping1. Excessive motor load1. Check load and eliminate mechanical jamming
2. Too small O-TIME setting2. Appropriately increase O-TIME value
3. Abnormal power supply voltage3. Measure three-phase voltage to ensure balance
P-PPierdere de fază / Open Phase1. Broken or loose power wire1. Check circuit connection and fasten terminals
2. Burned contactor contacts2. Replace faulty contactor contacts
3. Motor winding failure3. Measure insulation resistance of motor winding
S-CStand / Blockage1. Instant stall during motor startup1. Inspect mechanical transmission system
2. Too short D-TIME setting2. Appropriately extend D-TIME value
3. Stuck mechanical load3. Remove load jamming failure
Fără afișarePower Failure1. Control power disconnected1. Verificați cablajul de alimentare
2. Power voltage out of range2. Măsurați tensiunea de intrare (24-240V)
3. Blown internal fuse3. Replace internal fuse
Abnormal DisplayElectromagnetic Interference1. Close to high-power inverter / electric welder1. Keep away from interference sources or add shielding measures
2. Cabluri slăbite2. Inspect and fasten all wiring
3. Firmware error3. Restore device to factory settings

3.2 Program zilnic de întreținere

Ciclul de întreținereArticole de întreținerePuncte de operare
ZilnicInspecție vizualăClean panel and heat dissipation holes, check normal LED display
SăptămânalInspecția cablajuluiCheck loose terminals and oxidation phenomenon
LunarParameter VerificationConfirm O-TIME and D-TIME conform to motor rated values
TrimestrialTest de funcționareSimulate overload and phase loss faults to verify protection accuracy
YearlyComprehensive InspectionCheck aging of internal components, update firmware if necessary
  1. Full EOCRSSD Series Model List

The EOCRSSD series has 3 basic models covering current range 0.5-60A to meet protection demands of motors with different power.

ModelCurrent Protection RangeAlimentare de controlCaracteristici principalePuterea motorului aplicabilă (380V)
EOCRSSD-05S0.5-6O24-240V AC/DCSpecial for low current, direct wiring0.18-3kW
EOCRSSD-30S3-30O24-240V AC/DCGeneral medium current type, direct wiring1.5-15kW
EOCRSSD-60S5-60O24-240V AC/DCGeneral high current type, direct wiring (External CT required above 60A)3-30kW

Nota: The whole series supports overload, phase loss and stall protection; independent adjustable startup delay (D-Time) and overload action time (O-Time); LED digital display for operating current and fault causes.

  1. Cross-brand Product Comparison
Comparison ItemsSchneider EOCRSSD-30SSiemens 3RB2026-1KB0ABB CM-MSS.61SOmron K8DS-PH1
Interval de curent3-30O2.5-32O0.1-40O3-30O
Alimentare de control24-240V AC/DC24-240V AC/DC24-240V AC/DC24-240V AC/DC
Funcții de protecțieSupraîncărcare, Pierdere de fază, StandSupraîncărcare, Pierdere de fază, StandSupraîncărcare, Pierdere de fază, Stand, Phase UnbalanceSupraîncărcare, Pierdere de fază, Stand
Display Mode7-segment LED digital tubeLED indicator lightDigital displayLED indicator light
Output Contacts1NU+1NC1NU+1NC1NU+1NC1NU+1NC
Gradul de precizie±1%±2%±1%±2%
Installation Size56×78×120mm55×78×118mm56×78×120mm55×78×118mm
Gama de prețuriMediu (Despre 370 RMB)Ridicat (Despre 500 RMB)Ridicat (Despre 480 RMB)Mediu (Despre 350 RMB)
Avantajele de bazăIntuitive digital display, fault record, 1:1 replacement for SS seriesBrand premium, excellent system integrationPhase unbalance protection, mare precizieEficient din punct de vedere al costurilor, fast response speed
  1. Conformitatea transportului aerian & Informații de certificare

6.1 Air Shipment Compliance Judgment

Categoria de produs: Electrical and electronic equipment (Fără baterie cu litiu încorporată / super condensator)

Număr ONU: Nu este necesar (Mărfuri nepericuloase)

Shipping Restrictions: No special restrictions, deliver as general cargo

Packaging Requirement: Adopt anti-static packaging to avoid static damage to internal components during transportation

6.2 Informații de certificare

Tip de certificareCertification StandardDomeniul de aplicare aplicabilCerințe cheie
Certificare CEÎN 60947-4-1 (Siguranța electrică)EU MarketComply with Low Voltage Directive (LVD) and EMC Directive
ÎN 61000-6-2 (EMC Immunity)
UL CertificationUL 508 (Industrial Control Equipment)North America MarketÎndeplinește standardele nord-americane de siguranță electrică
CSA CertificationCSA C22.2 Nr.14 (Control Equipment)Canada MarketConform to Canadian safety standards
IEC CertificationIEC 60947-4-1Global MarketComply with standards of International Electrotechnical Commission

Nota: CE marks and certification numbers are marked on product body and outer package. Technical documents shall include test reports, risk assessment reports and Declaration of Conformity (DoC), which shall be kept for at least 10 ani.

  1. Formula de selecție & Quick Memorization Rules

7.1 Formula de selecție

Calculate motor current first, match EOCRSSD properly;

05 stands for 0.5-6A, 30 covers 3-30A;

60 reaches 60A, match external CT for higher current;

Select S/W according to control power, S means 24-240 tensiune largă;

Three core protections: suprasarcina, phase loss and stall;

Easy fault checking via digital display, convenient DIN rail installation.

7.2 Quick Memorization Rules

Potrivire curentă: Rated motor current shall be within 30%-80% of protector range, avoid boundary value affecting accuracy

Voltage Selection: Prioritize Type S (24-240V AC/DC) control power for stronger compatibility

Setarea parametrilor:

O-TIME: Set 10-20 seconds when current is 1.2 ori curentul nominal al motorului

D-TIME: Set as motor startup time plus 2 secunde

Replacement Rule: Realize 1:1 direct replacement for traditional EOCR-SS series and thermal relays without changing installation size and wiring

  1. Aplicabil & Scenarii inaplicabile

Scenarii aplicabile

  1. General Industrial Motors: Protection for water pumps, fani, compressors and other common equipment
  2. Linii de producție mici: Single motor control loop requiring visualized fault display
  3. Renovation Projects: Replace traditional thermal relays to improve protection precision and convenience
  4. Harsh Working Environment: Temperature range -20℃~60℃, suitable for most industrial sites
  5. Multi-voltage System: 24-240V wide voltage adaptation, fit for transnational equipment and complex power supply environment

Scenarii inaplicabile

  1. High-precision Control: Intelligent control system needing 4-20mA analog output or communication function (Recommend EOCR-E series)
  2. Extra-high Current Motor: Current over 60A without space for external CT installation (Recommend EOCR-3DM2 series)
  3. Special Protection Demand: Occasions requiring earth protection, leakage protection or phase sequence protection (Recommend EOCR-DS1 series)
  4. Explosion-proof Environment: Hazardous areas needing explosion-proof certification (Choose dedicated explosion-proof protectors)

Full Series Model List of Schneider EOCR Digital Motor Protectors

  1. Prezentare generală a clasificării serii

Schneider EOCR digital motor protectors are divided into three categories by function positioning: Tip economic, Multifunctional Digital Type and Intelligent Type, covering current range 0.5-800A to meet various industrial demands.

  1. Economical Digital Protectors (EOCR-SS/SSD Series)

2.1 EOCR-SS Series (Indicație LED)

ModelInterval de curentPuterea de controlComanda nr.Caracteristici de bazăApplicable Power (380V)
EOCR-SS05S0.5-6O24-240V AC/DC15872Overload/Phase Loss/Stall protection, Indicatie LED0.18-3kW
EOCR-SS30S3-30O24-240V AC/DC15873Same protection functions1.5-15kW
EOCR-SS60S5-60O24-240V AC/DC15874Same protection functions3-30kW
EOCR-SS05W0.5-6O380-440V și15875Dedicated 380V control power0.18-3kW
EOCR-SS30W3-30O380-440V și15876Dedicated 380V control power1.5-15kW
EOCR-SS60W5-60O380-440V și15877Dedicated 380V control power3-30kW

2.2 EOCR-SSD Series (Digital Display Upgraded Version)

ModelInterval de curentPuterea de controlComanda nr.Caracteristici de bazăApplicable Power (380V)
EOCRSSD-05S0.5-6O24-240V AC/DC15878Dual digital & Afișaj LED, fault record, inverter optimized0.18-3kW
EOCRSSD-30S3-30O24-240V AC/DC15879Same functions1.5-15kW
EOCRSSD-60S5-60O24-240V AC/DC15880Same functions3-30kW
EOCRSSD-05W0.5-6O380-440V și15881380V dedicated, dual display0.18-3kW
EOCRSSD-30W3-30O380-440V și15882380V dedicated, dual display1.5-15kW
EOCRSSD-60W5-60O380-440V și15883380V dedicated, dual display3-30kW
  1. Multifunctional Digital Protectors (EOCR-E Series)

3.1 EOCR-3DE/FDE Series (Basic Digital Type)

ModelInterval de curentPuterea de controlTip de cablareCaracteristici de bazăScenarii aplicabile
EOCR-3DE-050.5-6O24-240V AC/DCWindow typeOverload/Phase Loss/Stall/Reverse Phase/Unbalance protection, pre-alarmGeneral industrial motors
EOCR-3DE-303-30O24-240V AC/DCWindow typeSame functionsGeneral industrial motors
EOCR-3DE-605-60O24-240V AC/DCWindow typeSame functionsGeneral industrial motors
EOCR-FDE-050.5-6O24-240V AC/DCFeed-through typeSame as 3DE series with different wiringSpace-limited installation
EOCR-FDE-303-30O24-240V AC/DCFeed-through typeSame as 3DE series with different wiringSpace-limited installation
EOCR-FDE-605-60O24-240V AC/DCFeed-through typeSame as 3DE series with different wiringSpace-limited installation

3.2 EOCR-3EZ/FEZ Series (With Earth Fault Protection)

ModelInterval de curentPuterea de controlTip de cablareCaracteristici de bazăScenarii aplicabile
EOCR-3EZ-050.5-6O24-240V AC/DCWindow type3DE full functions + adjustable earth fault protection (30mA-1A)Equipment requiring earth protection
EOCR-3EZ-303-30O24-240V AC/DCWindow typeSame functionsEquipment requiring earth protection
EOCR-3EZ-805-80O24-240V AC/DCWindow typeSame functionsEquipment requiring earth protection
EOCR-FEZ-050.5-6O24-240V AC/DCFeed-through typeSame as 3EZ seriesSpace-limited installation + earth protection
EOCR-FEZ-303-30O24-240V AC/DCFeed-through typeSame as 3EZ seriesSpace-limited installation + earth protection
EOCR-FEZ-805-80O24-240V AC/DCFeed-through typeSame as 3EZ seriesSpace-limited installation + earth protection

3.3 EOCR-3E420/FE420 Series (With 4-20mA Output)

ModelInterval de curentPuterea de controlTip de cablareCaracteristici de bazăScenarii aplicabile
EOCR-3E420-050.5-6O24-240V AC/DCWindow type3DE functions + 4-20mA analog outputRemote monitoring system
EOCR-3E420-303-30O24-240V AC/DCWindow typeSame functionsRemote monitoring system
EOCR-3E420-605-60O24-240V AC/DCWindow typeSame functionsRemote monitoring system
EOCR-FE420-050.5-6O24-240V AC/DCFeed-through typeSame as 3E420 seriesSpace-limited + monitorizare de la distanță
EOCR-FE420-303-30O24-240V AC/DCFeed-through typeSame as 3E420 seriesSpace-limited + monitorizare de la distanță
EOCR-FE420-605-60O24-240V AC/DCFeed-through typeSame as 3E420 seriesSpace-limited + monitorizare de la distanță
  1. Intelligent Protectors (EOCR-3DM2/FDM2/3MZ2 Series)

4.1 EOCR-3DM2 Series (Window Type)

ModelInterval de curentPuterea de controlCaracteristici de bazăFuncția de comunicareScenarii aplicabile
EOCR-3DM2-WRDB0.5-80O24În DCProtectie completa + digital display + fault record + load selectionRS-485 ModbusDC control system
EOCR-3DM2-WRDU0.5-80O100-240V AC/DCProtectie completa + digital display + fault record + load selectionRS-485 ModbusAC & DC universal system
EOCR-3DM2-WRDBHZ0.5-80O24În DCWith harmonic suppression functionRS-485 ModbusFrequency conversion drive system
EOCR-3DM2-WRDUHZ0.5-80O100-240V AC/DCWith harmonic suppression functionRS-485 ModbusFrequency conversion drive system

4.2 EOCR-FDM2 Series (Feed-through Type)

ModelInterval de curentPuterea de controlCaracteristici de bazăFuncția de comunicareScenarii aplicabile
EOCR-FDM2-FRDB0.5-80O24În DCProtectie completa + digital display + fault record + load selectionRS-485 ModbusDC control system
EOCR-FDM2-FRDU0.5-80O100-240V AC/DCProtectie completa + digital display + fault record + load selectionRS-485 ModbusAC & DC universal system
EOCR-FDM2-FRDBHZ0.5-80O24În DCWith harmonic suppression functionRS-485 ModbusFrequency conversion drive system
EOCR-FDM2-FRDUHZ0.5-80O100-240V AC/DCWith harmonic suppression functionRS-485 ModbusFrequency conversion drive system

4.3 EOCR-3MZ2 Series (Tip terminal, External CT Required)

ModelInterval de curentPuterea de controlCaracteristici de bazăFuncția de comunicareScenarii aplicabile
EOCR-3MZ2-TRDB0.5-800O (External CT)24În DCProtectie completa + digital display + fault record + load selectionRS-485 ModbusHigh current motor
EOCR-3MZ2-TRDU0.5-800O (External CT)100-240V AC/DCProtectie completa + digital display + fault record + load selectionRS-485 ModbusHigh current motor
EOCR-3MZ2-TRDBHZ0.5-800O (External CT)24În DCWith harmonic suppression functionRS-485 ModbusHigh current frequency conversion motor
EOCR-3MZ2-TRDUHZ0.5-800O (External CT)100-240V AC/DCWith harmonic suppression functionRS-485 ModbusHigh current frequency conversion motor
  1. Special Function Protectors

5.1 EOCR-DS/DS3 Series (Economical Digital Display Type)

ModelInterval de curentPuterea de controlCaracteristici de bazăScenarii aplicabile
EOCRDS-05S0.5-6O24-240V AC/DCOverload/Phase Loss/Stall protection, digital displayBasic digital display demand
EOCRDS-30S3-30O24-240V AC/DCOverload/Phase Loss/Stall protection, digital displayBasic digital display demand
EOCRDS-60S5-60O24-240V AC/DCOverload/Phase Loss/Stall protection, digital displayBasic digital display demand
EOCRDS3-05S0.5-6O24-240V AC/DCUpgraded version with additional phase unbalance protectionBasic display + protecție împotriva dezechilibrului
EOCRDS3-30S3-30O24-240V AC/DCUpgraded version with additional phase unbalance protectionBasic display + protecție împotriva dezechilibrului
EOCRDS3-60S5-60O24-240V AC/DCUpgraded version with additional phase unbalance protectionBasic display + protecție împotriva dezechilibrului

5.2 EOCR-PMZ/PFZ Series (Power Monitoring Type)

ModelInterval de curentPuterea de controlCaracteristici de bazăFuncția de comunicareScenarii aplicabile
EOCR-PMZ-050.5-6O24-240V AC/DCProtectie completa + monitorizarea puterii + contorizarea energieiRS-485 ModbusEnergy consumption monitoring system
EOCR-PMZ-303-30O24-240V AC/DCProtectie completa + monitorizarea puterii + contorizarea energieiRS-485 ModbusEnergy consumption monitoring system
EOCR-PMZ-805-80O24-240V AC/DCProtectie completa + monitorizarea puterii + contorizarea energieiRS-485 ModbusEnergy consumption monitoring system
EOCR-PFZ-050.5-6O24-240V AC/DCFeed-through type, same functions as PMZ seriesRS-485 ModbusEnergy monitoring + limited space
EOCR-PFZ-303-30O24-240V AC/DCFeed-through type, same functions as PMZ seriesRS-485 ModbusEnergy monitoring + limited space
EOCR-PFZ-805-80O24-240V AC/DCFeed-through type, same functions as PMZ seriesRS-485 ModbusEnergy monitoring + limited space

5.3 EOCR-DGT Series (Tip de protecție împotriva scurgerilor)

ModelInterval de curentLeakage Protection RangePuterea de controlCaracteristici de bazăScenarii aplicabile
EOCR-DGT-050.5-6O30mA-1A24-240V AC/DCScurgere + Supraîncărcare + Pierdere de fază + Reverse Phase + Unbalance protectionEquipment in humid environment
EOCR-DGT-303-30O30mA-1A24-240V AC/DCFull combined protectionEquipment in humid environment
EOCR-DGT-605-60O30mA-1A24-240V AC/DCFull combined protectionEquipment in humid environment
EOCR-DGT-805-80O30mA-1A24-240V AC/DCFull combined protectionEquipment in humid environment
  1. Quick Memorization of Model Naming Rules
  2. Prefix: EOCR= Schneider motor protection relay series mark
  3. Cod de serie:

SS/SSD: Tip economic (SSD with digital display)

3DE/FDE/3EZ/FEZ/3E420/FE420: Multifunctional digital type

3DM2/FDM2/3MZ2: Tip inteligent (3MZ2 needs external CT)

DS/DS3: Simple digital display type

PMZ/PFZ: Power monitoring type

DGT: Tip de protecție împotriva scurgerilor

  1. Cod curent: 05(0.5-6O), 30(3-30O), 60(5-60O), 80(5-80O)
  2. Power Supply Code: S(24-240V AC/DC), W(380V și), B(24VDC), U(100-240V AC/DC)
  3. Modul de cablare: W(Window), F(Feed-through), T(Terminal type)
  4. Funcție specială: HZ(Harmonic suppression), 420(4-20mA output)
  5. Quick Selection Table by Functional Demand
Functional DemandSeria recomandatăAvantajele de bazăMax Current
Protecție de bază & cost scăzutEOCR-SS/SSDEficient din punct de vedere al costurilor, instalare ușoară60O
Protecție de bază + digital displayEOCRSSD/DSVisualized fault checking60O
Protectie completa + earth fault protectionEOCR-3EZ/FEZAnti-leakage, high safety level80O
Monitorizare de la distanță + analog signalEOCR-3E420/FE4204-20mA signal output, easy system integration60O
Control inteligent + comunicareEOCR-3DM2/FDM2Modbus remote control80O
High current motor protectionEOCR-3MZ2Match external CT, cover 0.5-800A800O
Energy consumption monitoring + protecţieEOCR-PMZ/PFZPower statistics and energy-saving analysis80O
Protecție împotriva scurgerilor + full combined protectionEOCR-DGTIntegrated leakage protection80O

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