As shown in the figure above, QGKZA-(1,2) is the core control board of the AC charging pile, which can control the AC charging pile.

Single gun and double gun can meet the control of AC single charging and AC dual charging charging piles. specific

The functional configuration is as follows: 1. Hardware configuration

1) Power supply: DC12v+0.5v 2A. 2) Control output: 2 dry contact outputs, which can be connected to 12v relay or 220v contactor. One of them is used for a single gun, and two are used for double guns. 3) Electromagnetic lock: 2 electromagnetic lock 12v output, which can switch 12v positive and negative to meet the drive coil or motor. 4) Indicator light: 3 indicator lights, 12v Output, current 10ma, with current limiter to prevent short circuit burnout. The individual lights are: running, charging, and fault indicator lights. The two sides are respectively: running,

A charging, B charging indicator light. (The indicator light can be customized)

5) CP signal: 2 channels of CP signal

2. Software configuration

1) Human-machine interface

A) 4.3/7-inch industrial touch screen.

B) Charging voltage, charging current, energy measurement information, account balance, consumption amount, charging time, etc.

C) Equipped with power supply, running charging and fault indicator lights.

D) Administrator parameter settings require a password to enter.

E) Display a maximum of 50 fault alarm information records, which will not be lost when the power is off.

F) Status display and text reminder during charging to prevent personnel from misoperation.

2)Charging function

A) CC and CP comply with the new national standard GBT18487.1-2016

B) Charging mode: fixed charging, scheduled charging, quantitative charging, scheduled charging, automatic full charging, manual charging.

C) Power-off charging record saving function, charging information will not be lost when power is lost.

D) With the function of saving charging records when disconnected from the network, charging information will not be lost when disconnected from the network, and settlement information will continue to be uploaded when the network is connected.

E) Record 100 pieces of charging information in a loop. It will not be lost in case of power outage and can be uploaded to the background.

F) Supports swiping card to start charging.

G) Support scanning QR code to start charging.

3) Protection fault alarm function

A) AC input overvoltage, undervoltage, overcurrent, short circuit, leakage, and lightning protection, and some protection settings can be set.

B) The electromagnetic lock locks the charging gun during charging.

C) During charging, the temperature of the gun tip is monitored, an over-temperature alarm occurs, and charging is stopped.

D) Equipped with an emergency stop switch, which can emergency stop charging through manual or remote communication instructions.

E) Manual confirmation is required when starting charging.

F) When an important alarm occurs in the system, the relevant alarm fault will be reported immediately.

4) Payment function

A) Support contactless IC card swipe payment.

B) Pay by scanning the QR code on the mobile APP.

C) Support WeChat scan code payment.

5) Measuring function

A) Electric meter measurement.

6)Background communication function (protocol can be customized)

A) Supports Ethernet communication (standard configuration).

B) Support RS485 communication (standard configuration).

C) Support RS232 communication (optional).

D) Support GPRS 2g/3g/4g communication or WIFI (optional).

E) Support CAN2.0B communication (optional).