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CHINT NVF5 Series Instruction Manual

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NO:2021.06
NVF5 Series
Inverters
User Instruction
Standard: IEC 61800-2

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Summary of Contents for CHINT NVF5 Series

  • Page 1 NO:2021.06 NVF5 Series Inverters User Instruction Standard: IEC 61800-2...
  • Page 2 Fully taking into account the harmonic interference from power grid as well as the dust and oil pollutions that may occur to the product, the NVF5 series inverter is equipped with internal anti- harmonic interference circuit which can suppress harmonic interference efficiently. Its modular structure can prevent dust and oil from entering inside the machine.
  • Page 3 Safety Warning Check the product nameplate with your order, do not install the product if there is any inconsistency; Do not install and operate the product if there is any damage in appearance or missing of any parts, otherwise it may cause fire or injury; To avoid dangerous accidents, the product must be installed and wired strictly according to the instructions;...
  • Page 4 Catalog Main Usage Scope of Application 1.1 Main Usage and Scope of Application 1.2 Precautions Type Key Explanation Conditions for Normal Use, Installation and Transportation and Storage 3.1 Conditions for Use, Transportation and Storage 3.2 Installation Conditions Key Technical Parameters and Performance Structure and Operating Principles 5.1 Product Structure 5.2 Operating Principle Diagram...
  • Page 5 7.5 Keyboard Lockout and Password Setup 7.6 Simple Mode Menu and Basic Commissioning Process Notes for Maintenance, Care and Storage 8.1 Daily Maintenance and Care 8.2 Maintenance and Care during Operation 8.3 Inspection and Repair Cycle 8.4 Maintenance and Care for Long Term Idle 8.5 Regular Inspection 8.6 Replacement of Wearing Parts Fault Analysis and Troubleshooting...
  • Page 6 Main Usage Scope of Application 1.1 Main Usage and Scope of Application Featuring fast load response, large low frequency torque and high overload capacity, the NVF5 series inverter adopts speed sensorless vector control technology to achieve precise control of various equipment.
  • Page 7 Instructions for NVF5 Series Inverters Table 1.1 (Continued) Precautions Explanations Since the inverter outputs PWM wave, if any capacitors or pressure sensitive Capacitors or pressure components for lightning protection with improved power factor are installed at sensitive components input side, they may cause inverter to trip or lead to component damage. Please with improved power remove these devices.
  • Page 8 6.Standard 7.CE Certificate 8.Factory No Figure 2-1 Nameplate of NVF5 series inverter Note: NVF5 series inverter has CE mark which means the product is CE certified and complies with European Low Voltage Directive (LVD) and EMC Directive. NVF5 Number of...
  • Page 9 Instructions for NVF5 Series Inverters Conditions for Normal Use, Installation and Transportation and Storage 3.1 Conditions for Use, Transportation and Storage a) Ambient temperature for storage: -40℃ ～＋ 70℃; b) Ambient temperature for operation: (-10～＋ 45)℃, derate between 45℃～ 50℃ (derate 1% with every 1℃...
  • Page 10 Instructions for NVF5 Series Inverters Key Technical Parameters and Performance Table 4.1 Universal technical parameters and performance Item Description 3 phase: 380~440V : 380 V(-15%)~440 V(+15%) Voltage range Input single phase: 230V : 230 V(±15%) Frequency range (47 63)Hz Voltage...
  • Page 11 Instructions for NVF5 Series Inverters Structure and Operating Principles 5.1 Product Structure Molded case Installation (upper) hole Molded case (lower) Inteagral DIN rail Keypad installation port Nameplate External pannel interface Bottom plate Flap cover Figure 5-1 Outline drawing of NVF5-0.4/TD2~NVF5-2.2/TD2 and NVF5-0.4/TS4-B NVF5- 2.2/TS4-B,(the fan of NVF5-2.2/TD2 model is installed at the bottom of the inverter)
  • Page 12 Instructions for NVF5 Series Inverters Figure 5-3 Wiring diagram of NVF5-0.4TD2~NVF5-7.5/TS4 terminals AO DIP switch: (0~20)mA or (4~20)mA analog current output when switched to left; (0~10)V analog voltage output when switched to right. AI1 DIP switch: (0~20)mA or (4~20)mA analog current input when switched to left; (-10 ~+10)V analog voltage input when switched to right.
  • Page 13 Instructions for NVF5 Series Inverters Table 5.1 Functions of main circuit terminals Terminal Terminal Function Notes symbols names Main circuit 3-phase AC voltage input terminal, connected 1. User must conduct wiring R、S、T power input to power grid based on terminal functions,...
  • Page 14 Instructions for NVF5 Series Inverters Table 5.2 (Continued) Category Terminal Name Function Specification Positive end of 485 differential Standard RS485 485+ RS485 signal Commu- communication interface communication nication Use twisted pair or shielded Negative end of 485 differential interface 485-...
  • Page 15 Instructions for NVF5 Series Inverters b) Drain electrode method: use the internal +24V power of the inverter, with NPN type external controller for common emitter output. External controller +24V +3.3V +3.3V DI4、HDI Proximail shielded wire grounding Figure 5-8 Source electrode connection method using the internal +24V power of the inverter 5.4.2 Use Instruction of Multifunction Output Terminals...
  • Page 16 Instructions for NVF5 Series Inverters Outline and Installation Dimensions and Weight 6.1 Product Outline and Installation Dimensions and Weight Figure 6-1 Outline and installation dimensional drawing of NVF5-0.4/TD2~NVF5-2.2/TD2 and NVF5-0.4/TS4-B~NVF5-2.2/TS4-B, Figure 6-2 Outline and installation dimensional drawing of NVF5-3.7/TS4-B NVF5-7.5/TS4-B, Table 6.1 Installation dimensions and weight...
  • Page 17 Instructions for NVF5 Series Inverters 6.2 External Panel and Cabinet Door Perforating Dimensions NVF5-0.4/TD2~ NVF5-7.5/TS4-B are equipped with separate external panel interfaces which can be used for direct installation. a) For first option, the direct installation dimensions of the display are shown in Figure 6-5 and Figure 6-6: 14.5...
  • Page 18 Instructions for NVF5 Series Inverters Installation, Commissioning and Operation 7.1 Installation 7.1.1 Installation of the IP22 Protection Kit For harsh conditions, user can install the IP22 protection kit (only for NVF5-0.4/TD2~NVF5-7.5/TS4-B) which consists of protection cover and base. See Figure 7-1 (Figure a shows the product with base; Figure b shows the product with protection cover) for installation method, see Figure 7-1 and Figure 7-2 for the outline of the product after installation.
  • Page 19 Instructions for NVF5 Series Inverters 7.1.2 Usage of Upper Cover Figure 7-3 Cover usage of NVF5-0.4/TD2~NVF5-2.2/TS4-B, Figure 7-4 Cover usage of NVF5-3.7/TS4-B NVF5-7.5/TS4-B...
  • Page 20 Instructions for NVF5 Series Inverters 7.2 Wiring 7.2.1 Main Circuit Wiring Figure 7-7 Peripheral components of main circuit...
  • Page 21 Instructions for NVF5 Series Inverters Please use power supply within the 3-phase AC power permissible range of the inverter When switching on the power, the inverter will suffer a large impact Circuit breaker current, therefore user should choose the circuit breaker properly.
  • Page 22 Instructions for NVF5 Series Inverters 7.2.3 Model Selection of Peripheral Electrical Components Table 7.2 Model Selection of Peripheral Electrical Components Rated input Recommended Recommended Wire specifications Inverter model current A circuit breaker A contactor A mm² NVF5-0.4/TD2 NVF5-0.4/TD2-B NVF5-0.75/TD2 10.3 NVF5-0.75/TD2-B...
  • Page 23 Instructions for NVF5 Series Inverters Table 7.4 (Continued) Power voltage Motor power Resistance Resistance Braking unit Inverter model Ω power W NVF5-1.5/TD2-B Built-in NVF5-2.2/TD2 (optional) 230V NVF5-2.2/TD2-B NVF5-0.4/TS4-B NVF5-0.75/TS4-B 0.75 NVF5-1.5/TS4-B Built-in NVF5-2.2/TS4-B (standard) 380V~440V NVF5-3.7/TS4-B NVF5-5.5/TS4-B NVF5-7.5/TS4-B Note: When selecting the braking resistance, take use rate and duty into consideration. See the instructions below for...
  • Page 24 Instructions for NVF5 Series Inverters Table 7.5 Functions of the keys Keys Functions Press and hold the PRG/S key until the displayed flashing status is changed, now you can release the key and switch functions. When you are under standby mode and all the set frequencies are flashing, press and hold the PRG/S key until the displayed contents stop flashing, now you can release the key and switch functions;...
  • Page 25 Instructions for NVF5 Series Inverters 7.3.2 Indicators There are 5 digits, 3 unit indicators and 3 status indicators on the LED operation panel of the inverter. The 3 unit indicators shows Hz, A, V respectively, see Figure 7-9. Description Unit Indicator Frequency Unit ○...
  • Page 26 Instructions for NVF5 Series Inverters Figure 7-10 Use key combinations to select menu mode b) Select menu mode by changing F7.11 as shown in Table 7.8: Table 7.8 Menu mode selection table Function code Name Parameter introductions Default value 1.Simple mode (U-1);...
  • Page 27 Instructions for NVF5 Series Inverters b) Parameter table management in Customize menu mode Use can customize its own parameter table in this mode. There are no preset parameters in default status, therefore user has to add parameters by itself when using the customize mode for the first time.
  • Page 28 Instructions for NVF5 Series Inverters c) Parameter setup in engineering menu mode The Engineering menu mode includes all parameters (see appendix 12), it enables professionals to achieve more professional commissioning and application of the inverter. The figure below shows how to change set frequency F0.05 (changing from 5.00Hz to 10.00Hz) in Engineering menu mode.
  • Page 29 Instructions for NVF5 Series Inverters Table 7.10 Simple mode menu Default Function Explanation Attribute Name value code Select control ◎ 0:Sensorless Vector Control; 1: reserve ; 2: V/F control F0.00 mode 0: keyboard control 1: terminal control (default terminal function: DI1 forward Select run ○...
  • Page 30 Instructions for NVF5 Series Inverters Table 7.10 (Continued) Default Function Explanation Attribute Name value code Motor rated Depends ◎ 0.01Hz ~ F0.07 F2.04 on model frequency Motor pole ◎ F2.05 2~24 number Motor rated ◎ (0 60000)rpm F2.06 1430rpm rotation speed 0: no operation;...
  • Page 31 Instructions for NVF5 Series Inverters Figure 7-16 Diagram for basic commissioning...
  • Page 32 Instructions for NVF5 Series Inverters Notes for Maintenance, Care and StorageCommissioning and Operation 8.1 Daily Maintenance and Care The inverter must run within specified conditions. Unexpected situations may occur during the operation. User should conduct daily maintenance and care according to Table 8.1. Keeping a good operation environment, recording all the daily operation data and identifying abnormalities in early stage would help to prolong the service life of the inverter.
  • Page 33 Instructions for NVF5 Series Inverters g) When conducting insulation test on the motor, user must remove the input terminals U, V and W from the inverter first, then test the motor separately, otherwise the inverter can be damaged. 8.4 Maintenance and Care for Long Term Idle...
  • Page 34 Instructions for NVF5 Series Inverters Fault Analysis and Troubleshootingfor Maintenance, Care and Storage Commissioning and Operation 9.1 Fault Analysis See Figure 9-1 for fault diagnosis process. Figure 9-1 Fault analysis process 9.2 Troubleshooting If the inverter shows the following fault codes, user can conduct troubleshooting based on the table below before seeking technical support.
  • Page 35 Instructions for NVF5 Series Inverters Table 9.1 (Continued) Fault Fault types Troubleshooting measures Possible reasons codes Extend acceleration and deceleration time 1. The set time for acceleration and appropriately. deceleration is too short Overcurrent during constant speed 2. Sudden change or abnormality E.OC3...
  • Page 36 Instructions for NVF5 Series Inverters Table 9.1 (Continued) Fault Fault types Troubleshooting measures Possible reasons codes Lower ambient temperature 4. Ambient temperature is too high 5. Loose in control panel wiring or Check and rewire plug-in 6. Abnormal of current wave cause Check the wiring of phase loss.
  • Page 37 Instructions for NVF5 Series Inverters Table 9.1 (Continued) Fault Fault types Troubleshooting measures Possible reasons codes 1. Abnormal of PLC or other control Check the wirings device. 2. Abnormal of communication Abnormal of series Check the communication wirings. E.CE cable.
  • Page 38 Instructions for NVF5 Series Inverters Fault Fault types Solutions Possible reasons display Line water pressure exceeds the Check if the line water pressure exceeds overpressure protection value (FG.17) limit. Check if the remote pressure gauge is Remote pressure gauge is broken Overpressure intact.
  • Page 39 Instructions for NVF5 Series Inverters Environmental Protection In order to protect the environment, the product or product parts should be disposed of according to the industrial waste treatment process, or be sent to the recycling station for assortment, dismantling and...
  • Page 40 Instructions for NVF5 Series Inverters Product Model Selection and Order Information Supported series Description Model NVF5-KP01 NVF5 full range NVF5 standard external reference operation panel NVF5-TB NVF5 operation panel tray NVF5 full range Outer control panel data cable, 2 m...
  • Page 41 Instructions for NVF5 Series Inverters Appendix Protection 12.1 Parameter Summary Table Explanation Item Function code Number of function parameter groups and parameters Name Full name of function parameter Parameter Detailed description of function parameter explanation Unit explanation: Unit Unit Name...
  • Page 42 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion Select auxiliary frequency ○ Same as F0.02(Select main frequency source) F0.03 source Ones: Select frequency source 0: main frequency source 1: calculation result Tens: calculation of main and auxiliary frequency Calculation of main and ○...
  • Page 43 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion 0: invalid operation 1: clear fault record（includes all fault records and accumulative total power） 2: set to factory default (except motor parameters and F7.11) 3: reset customize parameters to factory default) (except F7.11 and motor parameters)
  • Page 44 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion Depends ◎ Motor rated voltage F2.02 0V ~ rated voltage of the inverter on model Depends ◎ (0.01 ~ 1000.00)A F2.03 Motor rated current on model Depends ◎...
  • Page 45 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion Torque regulation proportional ○ 60000 F3.13 2000 gain Kp Torque regulation integral gain ○ F3.14 60000 1300 0: setup torque by keyboard 1: AI1 2: AI2 3: reserve ◎...
  • Page 46 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion Digital reference setup of VF ○ ( 0.0 ~ 100.0 ) % F4.13 0.0% separation voltage Increase time of VF separation ○ F4.14 ( 0.0 ~ 10.0 ) s 0.5s...
  • Page 47 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion 14: terminal DOWN 15: command switches to keyboard control 16: command switches to terminal control 17: command switches to communication control 18: main frequency source switches to given digit...
  • Page 48 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion ◎ Terminal UP/DN speed F5.09 (0.001 65.535)Hz/s 1.000Hz/s ○ DI1 terminal delay time F5.10 (0.000 60.000)s 0.000s ○ DI2 terminal delay time F5.11 (0.000 60.000)s 0.000s ○...
  • Page 49 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion Corresponding setup of the ○ (-100.0 ~ +100.0)% F5.34 -100.0% min. given value of curve 3 ○ F5.35 F5.33 11.00V 10.00V Max. given value of curve 3 Corresponding setup of the ○...
  • Page 50 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion 5: undervoltage output 6: external fault shut down 7: reaches upper frequency limit 8: reaches lower frequency limit 9: running at zero speed 10~11: reserve 12: indication for simple PLC completed...
  • Page 51 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion 9: output voltage (0~1.2 times of inverter rated voltage) 10: Bus voltage(0~1000.0V) 11: AI1 12: AI2 13: reserve 14: PILSE pulse input (0~100)kHz 15: reserve 16: reserve...
  • Page 52 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion Parameter copy 0: no operation Note: This function is only valid 1: upload parameters ○ F7.04 in Modbus communication 2: download parameters panel. 3: download parameters (except motor parameters)
  • Page 53 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion Percentage of max. frequency ○ corresponding to the max. value (0.0~100.0)% F7.13 100.0% of panel potentiometer F8 group: enhanced function group ○ 0.10 Hz max. output frequency F0.07 Jogging frequency 5.00Hz...
  • Page 54 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion 0: without protection ○ Select start protection F8.31 1: with protection 0: invalid ○ Select timing function F8.32 1: valid ○ Timed running time (0.0 ~ 6500.0)min F8.33...
  • Page 55 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion 0: closed-loop output is negative, inverter runs at lower frequency limit Select closed-loop output ○ F9.14 reversal 1: closed-loop output is negative, inverter runs in reverse direction...
  • Page 56 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion 0: do not save 1: save the stage and frequency upon power failure Thousands: select unit for stage time 0: second 1: minute Setup range : 0x0000 ~ 0x0315...
  • Page 57 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion ○ Running time of stage 15 FA.30 6500.0 20.0 ○ Multi-segment command 1 FA.31 (-100.0 ~ 100.0)% 0.0% ○ Multi-segment command 2 0.0% FA.32 (-100.0 ~ 100.0)% ○...
  • Page 58 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion 0: respond to writing (the inverter responds to the writing commands from upstream machine) 1: no respond to writing (the inverter responds to ○ Select communication handling Fb.06...
  • Page 59 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion Setup range: 0x0000~0xFFFF 0: break; 1: make ● Switch input terminal status Fd .18 0x0000 Ones: BIT0 BIT3: Di1 DI4 Tens: BIT0: HDI BIT1~BIT3: reserve Setup range: 0x0000~0xFFFF 0: break;...
  • Page 60 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion FE Protection and alarm function group 0: invalid ○ Select motor overload protection FE.00 1: valid ○ Motor overload protection gain FE.01 0.20 ~ 10.00 1.00 0: invalid ○...
  • Page 61 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion 0: No fault No 1: Accelerated overcurrent E.OC1 2: Deceleration overcurrent E.OC2 3: Constant speed overcurrent E.OC3 4: Accelerated overvoltage E.OU1 5: Deceleration overvoltage E.OU2 6: Constant speed overvoltage E.OU3 7: reserved 8: Input phase loss E.SPI...
  • Page 62 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion Output terminal status upon ● FE.35 0 ~ 9999 third (last) fault ● Fault record 2 FE.36 0 ~ 55 ● Fault record 3 FE.37 0 ~ 55 0x0000 ~ 0x2222 Ones: motor overload E.OL1...
  • Page 63 Instructions for NVF5 Series Inverters Default Altera- Function Value range Name code value tion Setup backup frequency in case ○ FE.44 (0.0 ~ 100.0)% (correspond to max. frequency) 10.0% of abnormality Overcurrent speed loss ○ FE.45 0 ~ 60000 1000...
  • Page 64 NVF5 Series Inverters User Instruction Zhejiang Chint Electrics Co., Ltd. Add: No.1, CHINT Road, CHINT Industrial Zone,North Baixiang, Yueqing, Zhejiang 325603,P.R.China E-mail: global-sales@chint.com Website: http://en.chint.com 0ZTD.463.1141.EN...

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