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  • MD0630T41A UL2231-1/2231-2 20mA AC DC 6mA Earth Fault Leak Detector RCD Sensor for EVSE Fast Charger
  • MD0630T41A UL2231-1/2231-2 20mA AC DC 6mA Earth Fault Leak Detector RCD Sensor for EVSE Fast Charger
  • MD0630T41A UL2231-1/2231-2 20mA AC DC 6mA Earth Fault Leak Detector RCD Sensor for EVSE Fast Charger

MD0630T41A UL2231-1/2231-2 20mA AC DC 6mA Earth Fault Leak Detector RCD Sensor for EVSE Fast Charger

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Product parameters

Product Details

MD0630T41A is an automotive grade leakage current sensor also called residual current monitoring (RCM), residual current detection (RCD), differential current sensor, leakage current detector and fault current sensor. Dedicated to detect to Type AC, A, F, B and B+ leakage current measurement. It has the characteristics of high sensitivity, correct measurement, small size and integration. The residual current monitor can be set separately for AC and DC leakage. When the set current is reached, an alarm signal is generated, and the switch control signal is output at the same time. The MD0630T41A residual current monitor is intended for the detection of DC and/or AC residual currents in AC or DC installations. 


MD0630T41A is a differential current (DI) sensor specifically developed for EV-charging providing all-current sensitivity. The sensor can output signal in case of hazardous electrical faults (DC and AC) according to IEC 62955, IEC 62752 or IEC 61851-1. Which is ideally suited for use with Electric Vehicle charging cables (Mode 2 Protection) and EV charging stations (Mode 3 Protection), and for fault current monitoring and electrical safety on electric vehicle charger. Residual current detection options for IEC based requirements are 30mA AC or 6mA DC or both, and are 20mA AC & 5mA DC for UL requirements. It will protect against DC (6mA) and AC (30mA) residual currents, and will signal to the Smart EVSE if a fault occurs. The RCM is an ideal protection device, for the detection of different leakage currents in applications of DC screen, Fire distribution cabinet, PV inverters, medical equipment, UPS devices, EV charging facilities etc.


MD0630T41A PCB Current Transformer 6mA DC RCD Leakage Current Sensor for Mode 2 EVSE Charger


Product Feature

1. Fixed 6mA DC 30mA AC or 5mA DC 20mA AC trip levels; B Type Leakage Current Detection

2. Small Size, Integration Design, Vertical(Pin, Pin&Cable Type)/Horizontal(Cable Type) Mounting Optional

3. Integrated self-monitoring and test functions, Digital Output(5V/12V Output)

4. AC DC Leakage Data Readable; Alarm Value Programmable; 3 Way Alarm Outputs

5. UART Comm, with Modbus Protocol; Standard: EN 61000-6-3:2007+A1 ,EN IEC 61000-6-1:2019

6. Professional Certification: TUV(IEC 62955/IEC 62752/IEC 61851-1); UL 2231-1/UL 2231-2; CE-EMC 

7. Used in Mode 2 EV Charging Cable, Mode 3 wallbox and Mode 4 DC Fast Charging 


Product Parameters

Wide voltage input: 12V±20%

Measuring current range: DC current 2-15mA; AC current 3-100mA (default threshold: DC 6mA, AC 30mA)

Accuracy: at 25℃, DC±0,2mA, AC±0.3mA

Can read current value and set alarm current value

Three outputs: DC alarm, AC alarm, AC/DC alarm

Working environment temperature: -25℃~+80℃

Plastic case, small SIP package


EV Charging Applications 

*As defined by SAE J1772; **As defined by IEC 61851-1

MD0630T41A PCB Mount Type B RCD 6mA DC Leakage Current Sensor for 3phase 32A Wallbox Charger