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Summary of Contents for NGI N38300 Series
- Page 1 ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING User Manual N38300 Series Wide Range High Power Programmable DC Power Supply Hunan Next Generation Instrumental T&C Tech. Co., Ltd. Version: V20231216...
- Page 2 (including electronic storage and retrieval or translation into a foreign language). NGI shall not be liable for errors or for incidental or consequential damages in connection with the provision, use or application of this manual and any information contained herein.
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Page 3: Table Of Contents
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Contents 1 PREFACE ............................1 2 SAFETY INSTRUCTIONS ........................2 2.1 Safety Notes .........................2 2.2 Safety Symbols ........................4 3 INSPECTION AND INSTALLATION ..................... 5 3.1 Inspection ..........................5 3.2 Connection ...........................6 3.3 Installation ........................... 6 3.3.1 AC Input Connection .................... - Page 4 ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 5.4.1 RES ......................... 30 5.4.2 RAMP ........................31 5.5 Function ..........................33 5.5.1 Output Mode ......................33 5.5.2 Save/Recall ......................34 5.5.3 Timing Output ....................... 35 5.5.4 CC/CV Priority ......................36 5.5.5 GPIO ........................36 5.5.6 Voltage/Current Slew Rate ..................37 5.5.7 Power-off Memory ....................
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Page 5: Preface
1 Preface Dear Customers, First of all, we greatly appreciate your choice of N38300 series DC power supply (N38300 for short). We are also honored to introduce our company, Hunan Next Generation Instrumental T&C Tech. Co., Ltd.( NGI for short). -
Page 6: Safety Instructions
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 2 Safety Instructions 2.1 Safety Notes This instrument is intended for use by specific personnel. Such personnel need to be able to recognize shock hazards and be familiar with necessary safety precautions to avoid potential injury. Please read and follow all installation, operation, and maintenance information carefully before using this instrument. - Page 7 ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Before operating the instrument, please make sure the power cord is connected to a properly grounded electrical socket. Before each use, please inspect connecting cables, test leads, and jumpers for frayed or broken wires. Please be careful when there is a risk of electric shock during use.
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Page 8: Safety Symbols
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 2.2 Safety Symbols The following terms or symbols may appear in this manual or on the instrument. Remarks/Notes Remarks/Notes indicate reminders. It requires an attention before performing an operational step, and provides the operator with tips or supplementary information. -
Page 9: Inspection And Installation
Note 1: If any severe damage to the package, please contact our authorized distributor or NGI. Send it back after getting a positive response. 2: If no problem, please keep it carefully. Compliance with packing requirements when returning for service. -
Page 10: Connection
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 3.2 Connection Before connecting the power cord, observe the following precautions to prevent electric shock and damage to the instrument: 1. Make sure that the power supply voltage matches the rated power supply voltage of the instrument;... -
Page 11: Voltage Remote Sense Connection
N38300. N38300 series supports remote sense to compensate the voltage drop. When using remote sense, please connect S+ to load input+ and connect S- to load input-. -
Page 12: Power-On Test
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Note 1. The sense wires can be red and black wires with a cross-sectional area of 0.5mm² to 1mm². It is recommended the sense wire should be twisted. 2. Voltage compensation for models @ 80V is less than 1.5V. Voltage compensation for models above 80V is less than 5V. - Page 13 ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING it will stay in the above interface. Please contact NGI for solution. Without affecting the use, users can press [Enter] to enter the application interface. 2. Output Inspection Output Voltage Inspection Steps to verify N38300’s basic voltage function without connecting to a load: 1．Press the power switch.
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Page 14: Remote Operation
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 3.5 Remote Operation N38300 is equipped with two communication interfaces as standard: RS232 and LAN. It supports connecting to a computer through either a serial port cable or an Ethernet cable, and also supports multiple N38300s to be connected to one or more computers simultaneously through a network switch or router. -
Page 15: Product
4 Product 4.1 Brief Introduction N38300 series is a wide range, high power density, programmable high power DC power supply. N38300 standalone 19-inch 3U chassis is up to 18kW. Power efficiency is as high as 93%. Power range is up to 180kW. Current range is up to 5100A and voltage range is up to 2250V. -
Page 16: Appearance & Dimension
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING optional Editable rise and fall slew rate for voltage and current CC, CV and CP mode Internal resistance simulation, SEQ function, voltage RAMP function Multiple protections: OCP, OVP, LVP, OTP, OPP ... -
Page 17: Front Panel Introduction
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Figure 10 3U Chassis Side Dimension(mm) 4.3 Front Panel Introduction Figure 11 Front Panel Table 2 Number Name Function Handle For installation and handling Power switch Power control Screen Displaying data Buttons Operation mode and parameter setting Device model Displaying model number Knob... -
Page 18: Button & Knob
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 4.3.1 Button & Knob Users can control N38300 via button and knob. Figure 12 Button & Knob Table 3 Number Name Function buttons Numeric buttons Left/right button, ESC button, On/Off button, Enter button Knob 4.3.2 Function Button Figure 13 Function Button... -
Page 19: Numeric Button
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Table 4 Button Function [V-Set] To set output voltage [I-Set] To set output current [P-Set] To set output power [SEQ] To enter SEQ test interface [Save] To enter save interface [Menu] To enter the main menu [PROT-CLR] To clear the protection [Lock]... -
Page 20: Left/Right Button, Esc Button, On/Off Button, Enter Button
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Table 5 Button Function [0~9], [.] To input digits [] To delete 4.3.4 Left/Right Button, ESC Button, On/Off Button, Enter Button Figure 15 Left/Right Button, ESC Button, On/Off Button, Enter Button Table 6 Button Function 1. -
Page 21: Rear Panel Introduction
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Table 7 Knob Function By rotating: to select the required item, adjust the parameter By pressing: to enter the edit interface, confirm the input 4.4 Rear Panel Introduction Figure 17 3U Rear Panel Table 8 Name Icon Definition... -
Page 22: Dc Output Connection
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING LAN port For remote control USB port Optional, USB serial port, for remote control External Voltage/current/power/status monitoring, PROG programming trigger, emergency stop, etc. interface AC power Three phase, L1/L2/L3/grounding terminal interface 4.4.1 DC Output Connection The DC output connection is to connect the + and - copper bars on the rear panel of N38300 to the DUT, as shown in the figure below. -
Page 23: Lan Port
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Table 9 Recommended Wire Gauge Selection Table Sectional Model Temperature Conditions Area 60℃ 75℃ 85℃ 90℃ Wire model: Wire model: Wire model: V, Wire model: mm² RUW, T , RHW, RH TA, TBS, SA, AV Rated Current (A) 2.08 3.31... -
Page 24: Rs232 Interface
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Note If the green light is always on and the orange light is flashing, it means the hardware network connection has been established. Otherwise, please check whether the computer LAN port works properly, and make sure the computer is turned on properly. -
Page 25: Programming Interface
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Table 11 CAN/RS485 Pin Definition Name Definition Reference ground RS485-B RS485 bus B terminal CAN-N CAN bus L terminal RS485-A RS485 bus A terminal CAN-P CAN bus H terminal 4.4.5 Programming Interface Figure 21 Programming Interface Table 12 Pin Definition Name Description... -
Page 26: Operation
Menu by pressing “Menu”. There are ten options on the menu: SEQ, SEQ Edit, master-slave parallelism, APG, Advanced function, Protection Config, Function Config, System Config, Factory Reset and About NGI. Users can enter the desired option by pressing the corresponding button. Parameter settings can be completed easily... -
Page 27: Test Interface
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Figure 22 Menu 5.1 Test Interface Figure 23 Test Interface Table 13 Name Number Function Device specification ① Displaying specification of voltage, current and power Readback of voltage, current and power Readback area ② Users can press Shift +▶... - Page 28 ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING ③ Output mode: Off/CV/CC/CP ④Parallel status: Under parallel mode, Σ-P symbol will be displayed. There is no parallel symbol if the device is not under parallel mode. ⑤Remote sense: Under remote sense, SENS symbol will be displayed.
- Page 29 ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Alarm N38300 has multiple protection and alarm functions, including over voltage, over current, overpower, under voltage, over temperature, external communication timeout, and emergency stop. Partial protection parameters can be set under [Protection]. After a protection alarm occurs, N38300 will immediately turn off the output and display the protection in the alarm area of the screen.
- Page 30 ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Over Power Protection Overpower protection includes hardware protection and software protection. The hardware overpower protection threshold is fixed at 105% of rated power. The corresponding alarm is OP. The threshold of software overpower protection can be set. Threshold 0 is considered to close protection.
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Page 31: Normal Mode
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING active. Closed or 0V is low level. Open or 5V is high level. After the emergency stop occurs, N38300 immediately turns off the output. The interface displays alarm synchronously. When the emergency stop signal disappears and [PROT-CLR] button is pressed, the emergency stop alarm can be cleared. - Page 32 ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING function) supports simulation of complex voltage & current waveform, which is frequently used for automotive electronics test, engine start-up test, etc. When the sequence file runs, the highest voltage and current slew rates are used by default. Please press [SEQ] button to enter [SEQ Test].
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Page 33: Seq Edit
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Figure 26 Sequence Operation Principle 5.3.2 SEQ Edit Please press [Shift] first and then[SEQ] to enter SEQ Edit. Figure 27 SEQ Edit The table on left side of the interface displays the currently edited file. A single page can display ten steps. -
Page 34: Advanced Function
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING pressing [◀ ] or [▶ ]. When [Save] button is pressed or File No. on the right side is modified, the table on the left side will be updated accordingly. The right side of the interface is the sequence file editing area. N38300 provides 10 sequence files. -
Page 35: Ramp
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING select RES to enter internal resistance simulation test. Figure 28 RES Interface Due to the existence of internal resistance in real batteries, the voltage will decrease with the increase of current when offering power to test object. The output of battery meets the following formula. - Page 36 ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING select RAMP to enter RAMP test. Figure 29 RAMP In the diagram below, the starting point A, midpoint B, and end point C are connected to form two straight lines, and the voltage values of each point are determined by V-Set A, V-Set B and V-Set C respectively.
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Page 37: Function
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 5.5 Function The [Function] is as shown in the figure below. Figure 31 Function 5.5.1 Output Mode N38300 has three output modes, constant voltage (CV), constant current (CC), and constant power (CP). When N38300 output is turned on, the status display area will display the present output mode. -
Page 38: Save/Recall
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 5.5.2 Save/Recall N38300 supports saving and recalling test parameters in normal mode. It can save 20 groups of test parameters for users to recall quickly. Each group includes five parameters: voltage setting, current setting, power setting, voltage slew rate, and current slew rate. -
Page 39: Timing Output
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING selected position to the set value, and the interface will simultaneously display "Recalled successfully" and automatically jump back to [Normal] interface. Figure 33 Fast Recall 5.5.3 Timing Output N38300 supports timing output function. The timing duration can be set up to a maximum of 2678400s (equivalent to 31 days). -
Page 40: Cc/Cv Priority
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Figure 34 Countdown Interface 5.5.4 CC/CV Priority If the test object is a capacitive or inductive load, there may be a current or voltage spike at the moment the test starts. To solve this problem, N38300 is developed with CC priority and CV priority selection function, which can force the power supply to run in CC mode or CV mode when the output is turned on. -
Page 41: Voltage/Current Slew Rate
N38300 supports voltage slew rate and current slew rate settings. Users can set the required slew rate to meet the test requirement of DUT. The default voltage slew rate of N38300 series is 3000V/s, and the default current slew rate is 1000A/s. The highest settable slew rate is related to the specification and model. -
Page 42: Analog Programming
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 5.6.1 Analog Programming N38300 supports external analog programming function of voltage, current and power. The output of N38300 can be controlled by simulating the set value through an external 0~5V DC voltage signal. The output changes with the change of the external input volume. -
Page 43: Output Monitoring
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Figure 37 External Programming 5.6.2 Output Monitoring N38300 provides analog monitoring function of output voltage and output current. This function is always valid after N38300 is turned on. The rate can reach up to 1000 points/s. -
Page 44: On/Off External Control
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 5.6.5 On/Off External Control N38300 provides an input terminal for trigger signal. This terminal can be connected to a physical switch or a 0~5V signal source, and the low level is active. Closed or 0V is low level. -
Page 45: Parallel
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING to the upper limit and take effect immediately. The limit parameters can be set under [Protection]. Users can press [Shift] first and then press [PROT-CLR] or enter [Protection] from the menu. Figure 38 Protection Under [Protection], after the upper and lower limit of voltage or current or power is changed, N38300 will automatically check whether the setting value is within the allowable range. -
Page 46: Parallel Setting
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING remote sense is required, it is necessary to connect the voltage remote sense terminals S+ and S- of the master to the compensation point. Figure 39 Parallel Connection Diagram 5.8.2 Parallel Setting Users can enter [Parallel] interface from the menu. In parallel application, the slave should be configured first and then the master to avoid communication failure of the master. -
Page 47: Parallel Operation
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING [Slave Number] is used to set the number of slaves, which must be consistent with the actual situation, otherwise the power and current readback of the master will be inaccurate. [Control] is used to enable or disable the parallel function. [Slave Number] and [Control] are only displayed when [Master/Slave] is set to master. - Page 48 ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING interface displays the setting parameters and readback values of the entire unit. The slave displays the readback value of itself, as shown in the figure below. Figure 42 Slave Interface When any device is protected, the system will automatically turn off the output of all devices.
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Page 49: System Mode
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Warning It will take effect only by restarting the device after completing factory reset. 5.9 System Mode N38300 provides multiple communication interfaces. CAN interface supports CANOpen protocol. Other interfaces support standard Modbus and SCPI protocols. The default is Modbus. - Page 50 ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING Modbus 7000 Communication Protocol N38300 supports SCPI, Modbus and CANopen communication protocols. CAN interface only supports CANopen protocol. Other interfaces support SCPI and Modbus protocols. Baud Rate The baud rate setting is valid for RS232, RS485, and USB serial ports. Baud rate options are 4800, 9600, 19200, 38400, 115200.
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Page 51: Factory Reset
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 5.10 Factory Reset Users can enter Factory Reset from the menu. Figure 44 Factory Reset In this interface, by pressing [Enter] button or the knob to select Yes, N38300 parameters will be restored to factory state. At the same time, the top of interface Warning It will take effect only by restarting the device after modifying the parameters. -
Page 52: Fault Self-Inspection
Due to system upgrade or hardware problem, the device may break down. Please do the following necessary inspection to eliminate the troubles, which can save your maintenance and time cost. If the troubles cannot be recovered, please contact NGI. The inspection steps are as below. -
Page 53: Main Technical Data
ELECTRONIC SOLUTION PROVIDER FOR INTELLIGENT MANUFACTURING 7 Main Technical Data Warning 1. The measurement accuracy is identified by the following three conditions: within one year after calibration, operation temperature between 18℃ and 28℃, and the relative humidity up to 80%. 2. - Page 54 Note 1: The time required for the voltage dropping below 50V when the device output is OFF under full voltage and no-load operation. Note 2: For other specifications, please contact NGI. Note 3: All specifications are subject to change without notice.
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