QGKZD-1 (DC single charging control board)

Product classification and selection instructions

product

1. QGKZD-1 DC single charging pile control board

1. Introduction to QGKZD-1 DC single charging pile control board

As shown in the above two sets of diagrams, QGKZD-1 is the core control board of the DC charging pile. It controls a single gun and can meet the control of a single DC charging pile. The specific function configuration is as follows:

1. Hardware configuration

1) Power supply: AC220±20%V 1A

2) Spare output: 1 dry contact output, spare.

3) Fault alarm output: 1 dry contact output, used for fault output or control AC input.

4) Electromagnetic lock: 1-way electromagnetic lock 12/24v output, which can switch 12/24v positive and negative to meet the requirements of driving coils or motors.

5) Bleed resistor control: 1 channel of bleed control output, used to control the bleed circuit.

6) Cooling fan control: When charging, control the starting fan.

7) Fault indicator light: fault indication.

8) Charging indicator light: charging indication.

9) Power indicator light: power indicator.

10) BMS power output: Control BMS power output.

11) Circuit breaker output: control DC+\DC- circuit breaker output.

12) Emergency stop state: emergency stop charging button state, switch value collection.

13) DC+circuit breaker status: DC+circuit breaker status, switching quantity collection.

14) DC-circuit breaker status: DC-circuit breaker status, switching quantity collection.

15) Electromagnetic lock status: closed or disconnected status of the electromagnetic lock, switching value collection.

16) Gun temperature temperature status: charging gun head temperature switch status, switch value collection.

17) Standby state: standby switch status, switch collection.

18) External power supply: External control power input, used to drive the intermediate relay, the power supply is compatible with 12V and 24V input.

19) Ground PE: externally connected to the earth.

20) Car CC signal: Analog quantity collection that meets the national standards of 6v and 4v.

21) Card reader USB interface: external IC contactless card reader for settlement. Also used for controller local upgrade program.

22) Touch screen: human-machine interface operation, standard 7.0-inch screen, communication RS232. Others can be customized.

23) Card reader: external IC contactless card reader for settlement.

24) Insulation detection and DC measurement: used for insulation detection and measuring external DC charging voltage and DC charging current at the same time.

25) Electric meter: The electric meter address can be set, the electric meter interface is RS485.9600.E.8.1, and all three-phase electric meters whose protocol meets the national standard DLT645-2007 can be used.

26) GPRS/WIFI/ RS485: Backup communication interface, networked with the backend, can be connected to GPRS

2G/3G/4G/WIFI/RS485。

27) BMS-CAN communication: The battery management system (bms) communicates with the controller to meet the new national standard.

28) ACDC-CAN communication: The controller communicates with the ACDC module power supply CAN, meeting a variety of protocols, and the protocol can be customized according to the module manufacturer used by the customer.

29) Extension-standby: Reserve the interface for expansion and standby.

30) Expansion-CAN communication: Reserve the interface for expansion.

31) Extension-485 communication: Reserve the interface for expansion.

32) Extension-232 communication: Reserve the interface for expansion.

33) Ethernet: Backup communication interface, networked with the backend. Standard RJ45 network interface.

2. Software configuration

1) Human-machine interface

A) 7-inch industrial touch screen.

B) Charging voltage, charging current, energy measurement information, account balance, consumption amount, charged time, and various status inputs.

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

D) Administrator parameter settings require a password to enter.

E) Display nearly 50 fault alarm information records, which will not be lost when power is lost.

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

2)Charging function

A) BMS complies with the new national standard GBT27930.1-2016

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

G) BMS charging 4-step fault indication.

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).