Chziri ZVF9V-M User Manual

Chziri ZVF9V-M User Manual

Vector inverter

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Manufacturer: Wenzhou Ziri Electrical Technology Co.,Ltd.
Manufacturer: Wenzhou Ziri Electrical Technology Co.,Ltd.
Add: NO.62-70 , Daqiao Road , Liushi Town ,Yueqing City , 325604. Zhejiang ,China .
Add: NO.62-70 , Daqiao Road , Liushi Town ,Yueqing City , 325604. Zhejiang ,China .
Tel: +86-577-27863300
Tel: +86-577-27863300
Http://www.chziri.com
Http://www.chziri.com
M
M
User's Manual
ZVF9V-M Vector Inverter

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Summary of Contents for Chziri ZVF9V-M

  • Page 1 User's Manual ZVF9V-M Vector Inverter Manufacturer: Wenzhou Ziri Electrical Technology Co.,Ltd. Manufacturer: Wenzhou Ziri Electrical Technology Co.,Ltd. Add: NO.62-70 , Daqiao Road , Liushi Town ,Yueqing City , 325604. Zhejiang ,China . Add: NO.62-70 , Daqiao Road , Liushi Town ,Yueqing City , 325604. Zhejiang ,China .
  • Page 2: Table Of Contents

    1.3 Installation Ambient ..........P2 function setting, trouble shooting and etc. of the 1.4 Cautions for Installing..........P3 inverter ZVF9V-M series.. 1.5 Cautions for Operation ..........P5 Incorrect installation or use may result in damage or Chapter 2 Introduction to the Product......P8 other accidents.
  • Page 3: Chapter 1 Safety Instruction

    Chapter 1 Safety Instructions Table of Contennts Chapter 1 Safety Instructions Table of Contents 1.1 Safety Symbols and Definitions The safety instructions described in this manual are very important. To avoid Chapter 5 Operation of the Inverter ......P32 any error that may resul t in damage to equipment, injury to personnel or loss 5.1 Trial Operation ............
  • Page 4: Application Range

    Chapter 1 Safety Instructions Chapter 1 Safety Instructions 1.2 Application Range Be sure to install the inverter on metallic materials (i.e., Metal). Otherwise, there is in the danger of fire. This inverter is applicable to general industrial purpose Be sure not to let the foreign matter enter into the inverter, three-phase AC asynchronic electric motor.
  • Page 5: Cautions For Operation

    Chapter 1 Safety Instructions Chapter 1 Safety Instructions Proper It is not suitable to install an electromagnetic contactor in the Inverter Inverter Inverter grounding side of output power supply, because the operation of open method and close to the contactor when the motor is running may cause damage to the inverter arising from over-voltage produced during this process.
  • Page 6 Chapter 1 Safety Instructions Chapter 1 Safety Instructions Forbidden Surge current sink When the inverter runs at a frequency higher than 50Hz, Make sure it is within the speed range acceptable by your motor bearing and mechanical device. Otherwise, there is the danger of damage to the motor.
  • Page 7: Chapter 2 Introduction To The Product

    Chapter 2 Introduction to the Product Chapter 2 Introduction to the Product 2.3 Specifications Label Chapter 2 Introduction to the Product 2.1 Unpacking and Inspection upon Arrival Name This product is guaranteed a high level of quality with strict outgoing Inverter Model ZVF9V-M0015T4MDR inspection,crushproof and shockproof packaging.But this does not preclude...
  • Page 8: Technical Indications

    Chapter 2 Introduction to the Product Chapter 2 Introduction to the Product 2.5 Technical Indications Item Description Item Table 2-2 Dscription Summary for Technical Indications Item Description Item Automatic Auto optimize V/F curve according to load energy-saving Rated voltage,frequency Single/three-phase 220VAC,three-phase 380VAC,50Hz/60Hz fluctuation to realize energy-saving operation.
  • Page 9 Chapter 2 Introduction to the Product Chapter 3 Inverter Installation and Wiring Chapter 3 Inverter Installation and Wiring Item Description Item Leap frequency, Jog function,counter, trace to 3.1 Installation rotating speed, instant shutdown restarting, Frequecny upper/lower limitation , acceleration/ 3.1.1 Use the inverter in the following environmental conditions: deceleration mode regulating, frequency meter and Other functions Altitude:Maximum 1000m above sea level...
  • Page 10: Inverter Wiring

    Chapter 3 Inverter Installation and Wiring Chapter 3 Inverter Installation and Wiring 3.1.3 Installation Instructions 3.2 Inverter Wiring 3.2.1 Basic Wiring Diagram for the Inverter Braking Resistor Do not install or operate if the inverter is damaged or has parts missing to prevent injury from personnel or loss of property.
  • Page 11 Chapter 3 Inverter Installation and Wiring Chapter 3 Inverter Installation and Wiring 3.2.2 Cautions for Wiring DO NOT connect AC power supply to the output terminals marked "U", "V" and "W". Otherwise, there will be damage to the inverter. Wait at least 5 minutes after power OFF before opening the DO NOT connect control terminals (except terminals marke d FORBIDDEN front cover of the inverter.
  • Page 12 Chapter 3 Inverter Installation and Wiring Chapter 3 Inverter Installation and Wiring 2 Function Description on Main Circuit Terminals 3.2.3 Instruction on Main Circuit Terminals 1. The main circuit terminals are shown as in the figure 3-5~3-6. Terminal Symbols Function Description R S T Power supply input terminals connecting to three- R S T...
  • Page 13 Chapter 3 Inverter Installation and Wiring Chapter 3 Inverter Installation and Wiring 2 Description on Control Circuit Terminals Terminal Types Function Description Electrical Specifications Symbols Table 3-2 Function Description on Control Circuit Terminals External analog preset power supply connecting to Terminal potentiometer together with Types...
  • Page 14: Wiring Diagram For Inverter System

    Chapter 3 Inverter Installation and Wiring Chapter 3 Inverter Installation and Wiring 3.3 Wiring Diagram for Inverter System The circuit breaker has the function of over-current protection, which can avoid extension of external equipment failure. Do pay attention to the capacity of circuit breaker when installing.
  • Page 15: Chapter 4 Operation Panel And Its Operation

    Chapter 4 Operator panel and its Operation Chapter 4 Operator panel and its Operation 4.1.2 Function Description on Keys Chapter 4 Operator panel and its Operation 4.1 Operator Panel and Description Run key: When the operating instruction is to select operator panel control (F0.04=0), press this key and the inverter begins The inverter ZVF9V series has 3 kinds of operation panels, The standard to run.
  • Page 16 Chapter 4 Operator panel and its Operation Chapter 4 Operator panel and its Operation 4.1.3 Function Description on Operator Panel Indicator Lights Table 4-1 LED Status Description In any event, the operator panel will automatically return to Display Status Function Description the Monitoring Mode if there is no key entry in 2 continuous minutes.
  • Page 17 Chapter 4 Operator panel and its Operation Chapter 4 Operator panel and its Operation Modification of parameter value for function codes (modify the 4.1.5 Use of Operator Panel parameter value for F0.01 frequency setting mode from 1 to 0) Parameter modification in the monitoring status (modify the motor rotating speed from Fd00 to Fd04).
  • Page 18: Monitoring Parameter Display

    Chapter 4 Operator panel and its Operation Chapter 4 Operator panel and its Operation 4.2 Monitoring Parameter Display Category Display Code Name Unit Table 4-2 Monitoring Parameter LED Display List 0:OC-1 Acceleration running over current 1:OC-2 Deceleration Category Display Code Name Unit running over current...
  • Page 19 Chapter 5 Operation of Inverter Chapter 5 Operation of Inverter Chapter 5 Operation of Inverter Table 5-1 Trial Operation Steps 5.1 Trial Operation Operation Description Order 5.1.1 Safety Instruction on Trial Operation When energized, the inverter is in the Switch on, inverter The following steps should be inspected and confirmed before the trial state of readiness and LED displays energized.
  • Page 20 All the inverter functions are determined by set parameters. The time to avoid foreign matter or other things enter in it which parameters of inverter ZVF9V-M series consist of the function codes may cause damage to the inverter or even lead to fire.
  • Page 21 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1.1 Basic Operation Functions Default Function Min. Oper a t i o n Setting Range Name Unit Setting Code Unit Modi f i c at i o n 6.1 Schedule of Function Parameters Control 0: Open vector control...
  • Page 22 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1.1 F0 Series Basic Functions (Continued) 6.1.1 F0 Series Basic Functions (Continued) Default Function Min. Oper a t i o n Default Function Min. Oper a t i o n Setting Range Name Unit...
  • Page 23 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1.3 F2 Series Auxiliary Operation Parameters 6.1.2 F1 Series Motor and Vector Control Parameters(Continuation...) Default Function Min. Oper a t i o n Default Function Min. Oper a t i o n Setting Range Name Unit...
  • Page 24 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1.3 F2 Series Auxiliary Operation Parameters(Continuation...) 6.1.3 F2 Series Auxiliary Operation Parameters(Continuation...) Default Default Function Min. Function Min. Oper a t i o n Oper a t i o n Setting Range Setting Range Name...
  • Page 25 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1.4 F3 Series User Management Interface Parameters(Continuation...) 6.1.3 F2 Series Auxiliary Operation Parameters(Continuation...) Default Function Min. Oper a t i o n Default Function Min. Setting Range Oper a t i o n Name Unit Setting Range...
  • Page 26 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1. 5 F4 Series Switch Quantity Input/Output Parameters (Continuation...) 6.1. 5 F4 Series Switch Quantity Input/Output Parameters (Continuation..) Default Default Function Min. Function Min. Oper a t i o n Oper a t i o n Setting Range Setting Range...
  • Page 27 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1.6 F5 Series Analog Input/Output Parameters(Continuation...) 6.1. 5 F4 Series Switch Quantity Input/Output Parameters (Continuation..) Default Default Function Min. Function Min. Oper a t i o n Oper a t i o n Setting Range Setting Range Name...
  • Page 28 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1.6 F5 Series Analog Input/Output Parameters(Continuation...) 6.1.6 F5 Series Analog Input/Output Parameters(Continuation...) Default Default Function Min. Function Min. Oper a t i o n Oper a t i o n Setting Range Setting Range Name...
  • Page 29 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1.7 F6 Series PID Function Parameters(Continuation...) 6.1.7 F6 Series PID Function Parameters(Continuation...) Default Default Function Min. Function Min. Oper a t i o n Oper a t i o n Setting Range Setting Range Name...
  • Page 30 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1.8 F7 Series Programmable Operation Parameters(Continuation...) 6.1.8 F7 Series Programmable Operation Parameters(Continuation...) Default Default Function Min. Function Min. Oper a t i o n Oper a t i o n Setting Range Setting Range Name...
  • Page 31 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1.9 F8 Series Communication Parameters 6.1.10 F9 Series Protection Parameters Default Function Min. Oper a t i o n Default Function Min. Oper a t i o n Setting Range Name Unit...
  • Page 32 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 6.1.11 FA Series High-level Function Parameters(Continuation...) If vector contr ol mode is selected, it is necessary to learn the Default Function Min. Oper a t i o n motor parameters before the first operation to get the exact Setting Range Name...
  • Page 33 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters and will not be ch anged. The modified frequency value will be stored into Frequency setting Frequency path Frequency path Frequency path F0.03 after power down. path selection terminal 3 selection terminal 2 selection terminal 1 The velocity ratio of operation frequency to be modified by UP/DOWN...
  • Page 34 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters F0.02 Digital frequency control Setting range: 00~11 Factory default setting: 00 F0.04 Operation control mode selection Setting range: 0~2 Factory default setting: 0 This function is used to set the control mode for inverter's operation commands such as forwarding, reversing, jogging and stop.
  • Page 35 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters Torque lifting voltage ch anges as the rotator current changes. The larger F0.08 Basic operation frequency Setting range: 1.00~uppper limiting the rotator current is, the larger voltage is lifted. If auto torque lifting is frequency Factory default setting: 50.00Hz set, magnetic circuit saturation caused by overlarge lifting voltage when...
  • Page 36 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters During actual rotation, a motor's slip is influenced by variation in load F0.17 V/F frequency value F1 Setting range: 0.00~frequency value F2 Default setting: 12.50Hz torque, which causes deviation of actual speed from the expected value. With slip compensation function, the inverter's output power can be F0.18 V/F voltage value V1 Setting range: 0.0~voltage value V2 Default setting: 25.0% adjusted automatically with load torque fluctuation of the motor, which...
  • Page 37 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters F1.11 Motor pre-excitation selection Setting range: 0~1 Default setting: 0 F1.05 Stator resistance Setting range: 0.001~10.000 Default setting: as per spec. F1.06 Rotator resistance Setting range: 0.001~10.000 Default setting: as per spec If the motor is in the state of halting before it is started, it is supposed to build air-gap flux to get enough starting torque.
  • Page 38 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 1: Start in the mode of rotation speed tracking This parameter is valid only when vector control is validat ed Track motor' s rotation speed and direction automatically. Then take (F0.00=0) and the operation mode is controlled by operator the tracked speed as its starting speed and run to t he set frequency panel (F0.04=0)
  • Page 39 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters This indicates the output frequency increases or decreases in accordance When selecting automatic energy-saving operation, the inverter will automatically regulate the motor's output voltage by detecting the load with constant slope.
  • Page 40 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 1: Free stop F2.15 Power off restart mode selection Setting range: 0~2 Once stop command is received, the inverter will discard output Default value: 0 immediately and the load will stop freely in accordance with the rule of mechanical inertia.
  • Page 41 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters F2.17 Failure self-resetting times Setting range: 0~10 Default value: 0 F2.26 Acceleration time 4 Setting range: 0.0~3600.0s Default value: as per spec. F2.18 Failure self-resetting interval time Setting range:0.5~25.0s F2.27 Deceleration time 4 Setting range: 0.0~3600.0s Default value: as per spec.
  • Page 42 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters The purpose of setting F2.36~F2.41 is to avoid point of resonant frequency F2.43 PWM adaptive control Setting range: 0~1 Default value: 1 of mechanical load so that the three points of leap frequency of the inverter can be set.
  • Page 43 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters F3.06 is used to correct the display error of linear velocity. It has no F3.02 Parameter Write Protection Setting range: 0~2 Default value: 0 influence on actual rotation speed. The calculation formula is shown below:Linear velocity Frequency Linear velocity coefficient...
  • Page 44 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 1: Multi-stage speed selection 1 Acceleration/ Acceleration/ Multi-stage speed selection 2: Multi-stage speed selection 2 Deceleration time 2 Deceleration time 1 3: Multi-stage speed selection 3 Acceleration/Deceleration time 1 The ON/OFF pair selected by multi-speed operation at Stage 1 Acceleration/Deceleration time 2 can define maximal 7 speed stages.
  • Page 45 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 26: External stop command DC braking command is used to apply DC braking on the motor during This command is valid for all the operation command paths. If this stop, to realize emergency shut-down and accurate positioning of the terminal is valid, the inverter will shut down according to the mode set motor.
  • Page 46 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 1: Frequency arrival (FAR) signal Table 6-4 Two-Wire mode control running command sheet Refer to the function declaration of F4.12. 2: Frequency level detection (FDT) signal: ON/OFF Two-wire Two-wire Refer to the function declaration of F4.10.
  • Page 47 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters Output frequency 13: Inverter under-voltage lockout: When DC bus voltage is lower than the set level of under voltage, LED FDT lagged value FDT Power Level displays "P.oFF" and the terminal "Y" outputs indication signal. 14: Wobble frequency upper / lower limit FDT Removal of When wobble function is selected, if the wobble frequency flu ctuation...
  • Page 48 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters Overload pre-alarm level defines the current threshold of overload pre- In Fig.6-10, Y1 is set to be a reset signal, Y2 is set to be a detection signal alarm action.
  • Page 49 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters F5.08 Analog input signal delay period Setting range: 0.1~50.0s Default value: 0.5s Generally, ACI port is used as current input port. If necessary, it can be used as voltage input port, which can be selected This parameter is used to regulate the delay period of analog input signal.
  • Page 50 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters 5: ACI F5.11 AFM gain setting Setting range: 20~200% Default value: 100% 6: Digital feeding 2 LED hundreds digit: Operation figure 3 F5.12 Remain 0: Keyboard potentiometer F5.13 DFM gain setting Setting range: 20~200% Default value: 100% 1: Digital feeding 1 2: Remain F5.14 Remain...
  • Page 51 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters F6.01 PID feed path selection Setting range: 0~10 Default value: 1 Algorithm rule 1: In any case, the algorithm procedure is always like this: operation figure 1 and operation figure 2 participate F6.02 PID feedback path selection Setting range: 4~10 Default value: 4 in a lgorithm 1 and get t he result 1, then put result 1 and operation figure 3 into algorithm 2 and get the final result.
  • Page 52 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters This parameter is used to set the target value (unit: V) controlled by PID F6.06 Proportional gain P Setting range: 0.01~10.00 Default value: 1.00 when PID target value is selected to be set by digital setting (F6.01=1). Do take full cons ideration of the relationship between manometer range Proportional gain (P) decides response degree of output frequency to and its output feedback signal when setting this parameter in a constant...
  • Page 53 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters Deviation limit refers to the maximum value of deviation between feedback Group F7 Programmable Operation Parameters quantity and set quantity within allowable range of the system. When the difference (modulus) between feedback quantity and set quantity is lower F7.00 Programmable operation mode selection Setting range: 000~114 than this set parameter value, PID controller will be disabled, as shown...
  • Page 54 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters This parameter group only defines operation time. So multi-speed F7.09 Multi-speed operation direction 1 Setting range: 0000~1111 Default value: 0000 acceleration/deceleration time should be converted. Multi-speed acceleration/deceleration time Current multi-speed frequency F7.10 Multi-speed operation direction 2 Setting range: -000 ~ -111 Default value: -000 initial multi-speed frequency...
  • Page 55 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters rise after the frequency reached the lower limit. The formula is shown into the mode of wobble operation after the waiting time for wobble below: preset frequency is finished. If terminal hand-operated input is selected, Actual trip frequency = F7.15 wobble range F7.13 will be invalid.
  • Page 56 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters This parameter defines the baud rate of COM. The data format adopted in the protocol shall be in accord, which is the premise for normal Operation F7.15 Wobble amplitude range frequency communication.
  • Page 57 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters If local inverter is set to be controlled by master inverter and the setting Time frequency of local machine is given by the master inverter, then this parameter is used to set weight coefficient of frequency instruction received by the local inverter which acts as a secondary through RS485 /232 port.
  • Page 58 Chapter 6 Description of Function Parameters Chapter 6 Description of Function Parameters can be used to avoid fluctuation near zero point, as shown in Fig.6-33. Frequency Regulation of deceleration time Take the example of analog voltage input path AVI: Once the operation command is ordered, if the parameter (FA.00, FA.01) is not set, the output frequency will output in strict accordance with the correlation between analog voltage and frequency.
  • Page 59 Chapter 7 Safety Instructions Chapter 6 Description of Function Parameters Chapter 7 Common Problems, FA.04 Cooling fan control Setting range 0~1 Default setting 0 Anomalies and Troubleshooting This function is used to control the action of the inverter's built-in cooling fan.
  • Page 60 Chapter 7 Safety Instructions Chapter 7 Safety Instructions Error Error Probable Cause(s) Solution(s) Probable Cause(s) Solution(s) Error Name Error Name Codes Codes Check wiring. Excessively short Extend deceleration time Phase fault or ground Improve ventilation deceleration time; adequately. fault of three output Over voltage conditions and reduce Existence of load...
  • Page 61 Chapter 7 Safety Instructions Chapter 7 Safety Instructions 7.2 Anomalies and Solutions Error Probable Cause(s) Solution(s) Error Name Codes Table 7-2 Anomalies and Solutions Close of fault input Disconnect fault input External Anomalies Solutions terminal of external terminal of external equipment equipment.
  • Page 62 Chapter 7 Safety Instructions Chapter 8Inverter Inspection and Maintenance Chapter 8Inverter Inspection and Maintenance Anomalies Solutions Excessive fluctuation of Reduce load fluctuation. 8.1 Inspection and Maintenance loads; Increase overload Under setting of motor's protection coefficient. The following influences may lead to latent failure of the inverter such Motor's speed overload protection Replace the potentiometer...
  • Page 63 Chapter 8Inverter Inspection and Maintenance Chapter 8Inverter Inspection and Maintenance 8.1.2 Periodic Inspection Items Target of Inspection Inspection Measuring Inspection Check Content Criteria Cycle Method Instrument Table 8-2 Periodic Inspection Items Touch Stable Vibration vibration Contents of Inspection Inspection Heat Criterias Inspection housing;...
  • Page 64 Chapter 8Inverter Inspection and Maintenance Chapter 8Inverter Inspection and Maintenance 8.2 Replacement of Wearing Parts Contents of Inspection Inspection Criterias Inspection Items Method The wearing parts of inverter mainly include cooling fan and filter electrolytic capacitor. Usually, a cooling fan's service life is 20,000~30,000 Normal sound hours and an electrolytic capacitor's service life is 40,000~50,000 hours.
  • Page 65 Chapter 8Inverter Inspection and Maintenance Chapter 9 Outline Dimension & Mounting Dimension Load Proportion: <85%; Chapter 9 Outline Dimension & Operation Time: 12h/day. Mounting Dimension If used beyond the above mentioned range, the service life of the inverter's wearing parts will minimize. 9.1 Inverter Outline Dimensions &...
  • Page 66 Chapter 9 Outline Dimension & Mounting Dimension Chapter 10 Quality Warranty Chapter 10 Quality Warranty 9.2 Operator Panel Outline Dimensions & Mounting Dimensions 1. Warranty Period under Normal Conditions We provide guarantees for repair, replacement a nd return of the purchase in 1 month from the date of use.
  • Page 67 There are two selections available for remote operation on the inverter All the optional parts can be ordered for with us if needed. ZVF9V-M series. If it is operated at short range (=15m),just extend the shielding cab le directly and connect it to the operator panel. Our company 1.Brake Assembly...
  • Page 68 User's Warranty Inverter User's Warranty User's Details Inverter Model Pos code Add. Department Contact Person Repair Records Name of The date of Distributor Purchase Inverter Serial Model Number Equipment Motor Power Name The date of The date of begin use Installation Fault : Solution:...

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