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  • MD0630STA-P EV Charging Station Components AC DC B Type RCD Protection Residual Current Sensor Device
  • MD0630STA-P EV Charging Station Components AC DC B Type RCD Protection Residual Current Sensor Device
  • MD0630STA-P EV Charging Station Components AC DC B Type RCD Protection Residual Current Sensor Device

MD0630STA-P EV Charging Station Components AC DC B Type RCD Protection Residual Current Sensor Device

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Product Details

MD0630STA-P is a PCB mount AC DC leakage current ct sensor (also called RCM/RCD) with digital output of fault detection and integrated self-testing functions. The sensor can be used to build a IEC62955 Residual Direct Current – Detecting Device (RDC-DD) together with EV charging controller and protection devices inside EV chargers, which can meet AC/DC residual current protection request defined in IEC 61851-1. With the characteristics of high sensitivity, accurate measurement, small size, and integration. When a DC leakage current of 3~6mA or an AC leakage current of 15~30mA is detected, an alarm signal will be output.  


The Residual Current Monitor (RCM) is intended for the detection of DC and/or AC residual currents in 50Hz/60Hz AC or DC installations. The RCM are ideally suited for use with EV charging cables (Mode 2 IC-CPD Protection) and EV wallbox charging stations (Mode 3 Protection). Residual current detection options for IEC based requirements are 30mA AC & 6mA DC or 20mA AC & 6mA DC for UL requirements.

It can not only detect AC fault current, DC pulsing and smooth DC fault current, but also sinus wave AC fault current at a high frequency up to 1kHz. IVY MD series leakage current sensors are optimized for fast, low-cost assembly, combined with the highest product and production quality. In addition to the use of charging piles. Also suitable for PV inverter, medical instruments, UPS, smart home, industrial machines, fire distribution cabinet, IOT etc. Protecting personal and electrical equipment safety.

MD0630STA-P EV Charging Station Components AC DC B Type RCD Protection Residual Current Sensor Device


Product Advantages

DC 2~15mA/AC 3~100mA micro current detection

DC 3~6mA/AC 15~30mA Alarm (Needn’t Set)

Self-test Function, Open collector alarm output

Electrical safety at low cost (compared to RCCB type B)                                               

Compliant with standard IEC 62752 and UL 2231

Small volume and footprint for integration into compact IC-CPD

Protects against hazardous situations with fault currents, preserving RCCB type A from saturation

Robust mechanical and electrical design suitable for harsh environmental conditions

MD0630STA-P EV Charging Station Components AC DC B Type RCD Protection Residual Current Sensor Device


Pin Definition

MD0630STA-P Integration 6mA DC Earth Leakage Fault CT Type B RCD Protection Residual Current Sensor Device


EV Charging Application

The AC/DC sensitive residual current monitor allows an early detection of insulation faults and detects differential currents with AC as well as DC components in grounded voltage systems (type B). 

This RCD sensor detects DC currents flowing in an AC system. For example, in electric vehicle charging stations or from solar panels. DC currents flowing in an AC system may cause a Type A RCD or a Type F RCD to be blinded. This RCD sensor can be used to detect any DC current level above 6mA and its output can be used to operate a relay or a contactor to disconnect the AC supply, and display an error message on the screen of EVSE system, and wait for a user to reset the error.