INVT CHV160A Series Operation Manual
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INVT CHV160A Series Operation Manual

INVT CHV160A Series Operation Manual

Special inverter for water supply
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  • Page 1 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM...

  • Page 2: Table Of Contents

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Contents Contents ..........................1 SAFETY PRECAUTIONS......................3 1. INTRODUCTION......................... 4 1.1 Technology Features ....................4 1.2 Features of Water Supply System................5 1.3 Description of Nameplate ..................6 1.4 Working Diagram of CHV160A Water Supply Special Inverter ........7 1.5 Selection Guide .......................7...
  • Page 3 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply P9 Group--Timing Watering and Multi-given Function Group........73 PA Group--Protection Parameters................75 Pb Group --Serial Communication ................81 PC Group --Enhanced Function...................83 Pd Group--PID Enhanced Function ................87 PE Group—Factory Setting ..................88 7.

  • Page 4: Safety Precautions

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  • Page 5: Introduction

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 1. INTRODUCTION 1.1 Technology Features ● Input & output u Input voltage range: 380±15% u Input frequency range: 47~63Hz u Output voltage range: 0~rated input voltage u Output frequency range: 0~400Hz ●...

  • Page 6: Features Of Water Supply System

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 1.2 Features of Water Supply System u Support two kinds of water supply mode: fixed frequency pump mode and circulating pump mode. u Flexibility control logic to add, subtract pump.

  • Page 7: Description Of Nameplate

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 1.3 Description of Nameplate Company name SHENZHEN INVT ELECTRIC CO.,LTD. Model number MODEL: CHV160A-045G-4 SPEC:V2 Power POWER:45kW Input specification INPUT: AC 3PH 380V±15% 50/60Hz Output specification OUTPUT: 90A AC 0~380V 0~400Hz...

  • Page 8: Working Diagram Of Chv160A Water Supply Special Inverter

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 1.4 Working Diagram of CHV160A Water Supply Special Inverter CHV160 Inverter Pressure Pressure feedback given Ring shaped Water Pressure network level display control Networ 1 for life Intake sump...

  • Page 9: Parts Description

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Rated input Rated output Model No. Rated power (kW) current (A) current (A) CHV160A-045-4 45.0 90.0 90.0 CHV160A-055-4 55.0 105.0 110.0 CHV160A-075-4 75.0 140.0 150.0 CHV160A-090-4 90.0 160.0 176.0...
  • Page 10 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Keypad bracket Cover the fixed hook mouth Shield plate Operating keypad Control board Functional card Control terminal Main circuit terminal PG card expansion Control cable inlet Installation hole...

  • Page 11: Unpacking Inspection

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  • Page 12: Disassemble And Installation

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  • Page 13 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply will be derated when the altitude is higher than 1000m. For details, please refer to the following figure: Iout 100% 4000 (m) 1000 2000 3000 Figure 3.1 Relationship between output current and altitude 3.1.4 Impact and oscillation...

  • Page 14: Wiring

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  • Page 15: Connections Of Peripheral Devices

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  • Page 16 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 4.4 Main circuit terminals (22～132kW) Main circuit terminal functions are summarized according to the terminal symbols in the following table. Wire the terminal correctly for the desired purposes.

  • Page 17: Typical Wiring Diagram

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 4.3 Typical Wiring Diagram DCL DC External Braking Unit Reactor Braking Resister Protect circuit 3 phase 380V±15% 50/60Hz Main circuit CHV160A Multifunctional on-off input 1 control board Multifunctional on-off...

  • Page 18: Wiring The Main Circuits

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 4.4 Wiring the Main Circuits 4.4.1 Wiring at the side of power supply ●Circuit breaker It is necessary to connect a circuit breaker which is compatible with the capacity of inverter between 3ph AC power supply and power input terminals (R, S, T).
  • Page 19 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply • Inverter of 18.5KW and above need connect external braking unit which should be installed at (+) and (-) terminals. The cable between inverter and braking unit should be less than 5m.
  • Page 20 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Grid Figure 4.10 Wiring of regenerative unit. 4.4.5 Wiring of Common DC bus Common DC bus method is widely used in the paper industry and chemical fiber industry which need multi-motor to coordinate.

  • Page 21: Wiring Control Circuit Terminals

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 4.11 Wiring of common DC bus. Notice: Two inverters must be the same model when connected with Common DC bus method. Be sure they are powered on at the same time.
  • Page 22 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Terminal Description External power supply. +24V terminal is connected to PW terminal as default setting. If user need external power supply, disconnect +24V terminal with PW terminal and connect PW terminal with external power supply.

  • Page 23: Installation Guidline To Emc Compliance

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Jumper Description malfunction. Switch between (0~10V) voltage input and (0~20mA) current input. J9、J11 V connect to GND means voltage input; I connect to GND means current input. J9 is the jumper of AI1; J11 is the jumper of AI2 Switch between (0~10V) voltage output and (0~20mA) current output.
  • Page 24 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply the same time inverter should be designed with certain anti-jamming ability to ensure the smooth working in certain electromagnetic environment. The following is its EMC features: Input current is non-sine wave. The input current includes large amount of high-harmonic waves that can cause electromagnetic interference, decrease the grid power factor and increase the line loss.
  • Page 25 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Device categorization: there are different electric devices contained in one control cabinet, such as inverter, filter, PLC and instrument etc, which have different ability of emitting and withstanding electromagnetic noise. Therefore, it needs to categorize these devices into strong noise device and noise sensitive device.
  • Page 26 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply occur. Countermeasure: Decreasing the carrier frequency can effectively decrease the leakage current. In the case of motor cable is relatively long (longer than 50m), it is necessary to install AC reactor or sinusoidal wave filter at the output side, and when it is even longer, it is necessary to install one reactor at every certain distance.

  • Page 27: Operation

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 5. OPERATION 5.1 Operating Keypad Description 5.1.1 Keypad schematic diagram Figure 5.1 Keypad schematic diagrams. 5.1.2 Button function description Button Name Description Programming Entry or escape of first-level menu.
  • Page 28 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Button Name Description Run Key Start to run the inverter in keypad control mode. In running status, restricted by P7.04, can be used to STOP/RESET stop the inverter.

  • Page 29: Operation Process

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function indicator Description Frequency unit Current unit Voltage unit Rotating speed unit Percentage 5.1.3.3 Digital display Have 5 digit LED , which can display all kinds of monitoring data and alarm codes such as reference frequency, output frequency and so on.
  • Page 30 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM...

  • Page 31: Running State

    For details, please refer to the instructions of LCD keyboard functions 5.2.5 Password Settings: CHV160A series inverter provides user password protection function. When P7.00 is zero, which is user’s password, quitting code editing state can make password protection effective, then pressing PRG/ESC can enter code editing state, "-----" will be showed.

  • Page 32: Detailed Function Description

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 6. DETAILED FUNCTION DESCRIPTION P0 Group--Basic Function Function Setting Factory Name Description Code Range Setting 0:Keypad (LED–“LOCAL/REMOT”, extinguished) 1:Terminal P0.00 Run command (LED–“LOCAL/REMOT”, flickering) 2:Communication (LED–“LOCAL/REMOT”,lights The control commands of inverter include: start, stop, forward run, reverse run, jog, fault reset and so on.
  • Page 33 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply saved when power off, Once power on next time, it will be. 1: Valid, do not save UP/DOWN value when power off. User can adjust the reference frequency by UP/DOWN, but the value of UP/DOWN will not be saved when power off.
  • Page 34 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 3: Communication The reference frequency is set through RS485. For details, please refer to Capter 9-Communication protocol. 4:Multi-steps speed The selection of steps is determined by combination of multi-step speed terminals,and the setting value is determined by P9.18~P9.33,100%- is corresponding to the...
  • Page 35 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting 10.0~400.0 P0.06 Max FREQ 10~400.00Hz 50.00Hz Notice: The frequency reference should not exceed maximum frequency. Actual acceleration time and deceleration time are determined by maximum frequency.
  • Page 36 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Deceleration time is the time of decelerating from maximum frequency (P0.06) to 0Hz. Please refer to following figure. Figure 6.1 Acceleration and Deceleration time. When the reference frequency is equal to the maximum frequency, the actual acceleration and deceleration time will be equal to the P0.10 and P0.11 respectively.
  • Page 37 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 6.2 Effect of carrier frequency. Carrier frequency Highest Carrier Lowest Carrier Factory Model Frequency(kHz) Frequency(kHz) Setting(kHz) G Model: 4~15kW G Model: 18.5kW Carrier frequency will affect the noise of motor and the EMI of inverter.

  • Page 38: P1 Group--Start And Stop Control

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply This function code will restore to 0 automatically when complete the function operation，and P2 group will not restore. Function Setting Factory Name Description Code Range Setting P0.15~ Reserved 0～65535...
  • Page 39 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 6.3 Starting diagram. Function Setting Factory Name Description Code Range Setting START BRAK P1.03 0.0~150.0% 0.0~150.0 0.0% CURR START BRAK P1.04 0.0~50.0s 0.0~50.0 0.0s TIME When inverter starts, it performs DC braking according to P1.03 firstly, then start to accelerate after P1.04.
  • Page 40 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting STOP BRAK P1.06 0.00~P0.07 0.00~10.00 0.00Hz FREQ STOP BRAK P1.07 0.0~50.0s 0.0~50.0 0.0s DELAY STOP BRAK P1.08 0.0~150.0% 0.0~150.0 0.0%...
  • Page 41 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 6.5 FWD/REV dead time diagram. Function Setting Factory Name Description Code Range Setting UNDER LIMIT P1.11 P1.12 LIMIT RUN TIME 0～3600s 0～3600 P1.13 AWOKE DELAY 0～3600s 0～3600 The function code of P1.11determine the running state of inverter when setting frequency...

  • Page 42: P2 Group--Motor Parameters

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 1: Enabled: When inverter is running, after power off and power on again, if run command source is keypad control (P0.00=0) or communication control (P0.00=2), inverter will automatically restart after delay time determined by P1.15; if run command source is terminal control (P0.00=1), inverter will automatically restart after delay time determined...

  • Page 43: P3 Group --Pid Control

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Notice: Please set the parameters according to the nameplate of motor. Function Setting Factory Name Description Code Range Setting A PUMP RATE Depend P2.05 0.1～2000.0A 0.1~2000.0 CURR on model...
  • Page 44 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 6.6 PID control diagram. Function Setting Factory Name Description Code Range Setting P3.00 UNIT SEL 0～10 0～10 0:MPa 1:kPa 2:Pa 3: 5:V 6:Hz 7:% 8:rpm 9:h 10:kh ℃...
  • Page 45 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 3: Modbus The reference frequency is set through RS485. For details, please refer to operation manual of communication card. 4: Time water supply The function parameter is determined by P9.01~P9.17.
  • Page 46 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting INTEGRAL P3.10 0.01~10.00s 0.01~10.00 0.10s TIME (Ti) DIFFERENTIA P3.11 0.00~10.00s 0.00~10.00 0.00s TIME (Td) Optimize the responsiveness by adjusting these parameters while driving an actual load.
  • Page 47 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 6.8 Reducing long-cycle oscillation diagram. Reducing short-cycle oscillation If the oscillation cycle is short and oscillation occurs with a cycle approximately the same as the differential time setting, it means that the differential operation is strong. The oscillation will be reduced as the differential time is shortened.
  • Page 48 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 6.10 Relationship between bias limit and output frequency. Function Setting Factory Name Description Code Range Setting OUTPUT P3.14 0.00~10.00s 0.00~10.00 0.00 FILTER The bigger the filter time, the better the immunity capability, but the response becomes slow, vice versa.

  • Page 49: P4 Group--V/F Control

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting P3.19 Reserved 0~65535 0~65535 P4 Group--V/F Control Function Setting Factory Name Description Code Range Setting 0: Linear curve 1: User-defined curve 2: 1.3 order...
  • Page 50 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Torque boost will take effect when output frequency is less than cut-off frequency of torque boost (P4.02). Torque boost can improve the torque performance of V/F control at low speed.
  • Page 51 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 6.13 V/F curve setting diagram. Function Setting Factory Name Description Code Range Setting P4.09 V/F SLIPCOMP 0.00~10.00Hz 0.00~10.00 0.0Hz The motor’s slip changes with the load torque, which results in the variance of motor speed.

  • Page 52: P5 Group--Input Terminals

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply P5 Group--Input Terminals The CHV160A series provides 8 multi-function digital input terminals and 2 analog inputs terminals. Function Setting Factory Name Description Code Range Setting P5.00 NO/NC SELECT...
  • Page 53 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting Programmable P5.09 S8 FUNCTION 0~55 multifunction terminal The meaning of each setting is shown in following table. Setting Function Description...
  • Page 54 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Setting Function Description value input in a peripheral device. The reference frequency of inverter can be adjusted by UP command and DOWN command. Up command DOWN command Clear Use this terminal to clear UP/DOWN setting.
  • Page 55 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Setting Function Description value Manual soft start of each motor must be corresponding Manual soft to soft start terminal ,and the status should start debugging 1.( short-connecting with COM)
  • Page 56 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Setting Function Description value 42~50 Reserved Function Setting Factory Name Description Code Range Setting P5.10 Sx FILTER TIMES 0~10 0~10 This parameter is used to set filter strength of terminals (S1~S8). When interference is heavy, user should increase this value to prevent malfunction.

  • Page 57: P6 Group -- Output Terminals

    P5.22~ Reserved 0~65535 0~65535 0.00V P5.25 P6 Group -- Output Terminals CHV160A series standrad model supplies 3 multifunctional relay output terminals，2 multifunctional analog output terminals. The extension card supplies 8 pump intelligent switched relay output terminals. Function Setting Factory Name...
  • Page 58 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Setting Function Description Value Inverter overload Please refer to description of PA.04~PA.06. FDT reached Please refer to description of PC.10, PC.11. Frequency reached Please refer to description of PC.12.
  • Page 59 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Setting Function Description Value In water-supply mode, output “ON” means that .I I pump control pump has been switched on.I pump is only suitable for grid frequency control.
  • Page 60 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting Multifunctional analog P6.11 0~14 SELECTION output Multifunctional analog P6.12 0~14 SELECTION output AO/HDO output functions are indicated in the following table:...

  • Page 61: P7 Group--Display Interface

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply These parameters determine the relationship between analog output voltage/current and the corresponding output value. When the analog output value exceeds the range between lower limit and upper limit, it will output the upper limit or lower limit.
  • Page 62 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting 0: Invalid P7.02 PARA COPY 1: Upload 2: Download P7.02 will take effect when LCD keypad is used. 1: All value of parameters will be uploaded from inverter to LCD.
  • Page 63 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply The RESET function of STOP/RST is always valid. Function Setting Factory Name Description Code Range Setting 0: Preferential to external keypad 1: Both display&external KEYPAD valid. P7.05 DISPLAY 2: Both display&...
  • Page 64 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply BIT15 BIT14 BIT13 BIT12 BIT11 BIT10 BIT9 BIT8 Reserved Reserved Reserved Reserved Reserved Reserved Reserved For example, if user wants to display rotation speed, output power, output torque, PID...
  • Page 65 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply protection point of different inverter may be different. IGBT module temperature: Indicates the temperature of IGBT module. Overheat protection point of different inverter may be different. MCU Software version: Indicates current software version of MCU.
  • Page 66 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting This value records output terminal status at current fault. The meaning of each bit is as below: BIT10 BIT9 BIT8...

  • Page 67: P8 Group--Water-Supply Function

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply P8 Group--Water-supply Function Function Setting Factory Name Description Code Range Setting WATER P8.00 SUPPLY SEL 0：Disabled The water-supply logic is invalid.Inverter is in general control mode. 1: Enabled It is suitable for constant pressure water-supply system.For example: life and production...
  • Page 68 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting P8.03 PUMP A SEL P8.04 PUMP B SEL P8.05 PUMP C SEL P8.06 PUMP D SEL P8.07 PUMP E SEL P8.08...
  • Page 69 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting PUMP ADD P8.10 0.0~30.0% 0.0~30.0 10.0% TOLERA P8.11 PUMP ADD FREQ P8.16~P0.07 P8.16~P0.07 50.00Hz PUMP ADD P8.12 0~3600s 0~3600 DELAY SWITCH P8.13...
  • Page 70 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting VFP DECELER P8.14 0.0~100.0% 0.0~100.0 10.0s TIME The conditions of adding pump are satisfied,if the added pump is grid-frequency pump,the variable-frequency pump should decelerate to the frequency of minusing pump according with the setting deceleration time,and goes on carring out with PID control.In...
  • Page 71 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply process, the acceleration time of variable frequency pump determined by this code. Function Setting Factory Name Description Code Range Setting P8.19 CLOSE DELAY 0.1~9.9% 0.1~9.9 0.5s P8.20 TRIP DELAY 0.1~9.9%...
  • Page 72 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting PFP ROU-ROB P8.24 0.0~6553.5 0.0~6553.5 0.0h The parameter set the timing circulation period of grid-frequency pump. 0: Invalid. Pumps switching logic is First-In-First-Out.
  • Page 73 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Level control mode: 1: When pool level changes from high to low, and the level is higher than lower limit level, system runs with normal setting pressure mode.When the level is lower than lower limit level and higher than water shortage level, system runs with abnormal spare pressure mode (determined by P8.32);...

  • Page 74: Chv160A Series Special Inverter For Water Supply

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting BACKUP P8.32 0~100.0% 0~100.0 0.0% PRESSURE Known by the aforementioned, when the pool level is lower than the lower limit level, spare pressure is needed so as to avoid that the level draw too fast and even that pump run without load.
  • Page 75 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 6.17 meaning of time display The time is the base standard for setting multi-pressure time, the parameter will update as real-time. Notice: The system will run constantly when the inveter is power-off, if the clock is stop, please check the battery of control board.

  • Page 76: Pa Group--Protection Parameters

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting P9.27 MULTI SET 9 0.0～100.0% 0.0～100.0 0.0% P9.28 MULTI SET 10 0.0～100.0% 0.0～100.0 0.0% P9.29 MULTI SET 11 0.0～100.0% 0.0～100.0 0.0%...
  • Page 77 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting OUT PHASE 0: Disabled PA.01 FALL 1: Enabled Notice: Please be cautious to set these parameters as disabled. Otherwise it may cause inverter and motor overheat even damaged.
  • Page 78 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Motor overload protection time: 60s with 200% of rated current. For details, please refer to above figure. Function Setting Factory Name Description Code Range Setting OL WARN PA.04 20.0%~150.0%...
  • Page 79 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting TRIPFREE PA.08 0.00Hz~P0.07 0.00~P0.07 0.00Hz DECRATE If Pb.08 is set to be 0, the trip-free function is invalid. Trip-free function enables the inverter to perform low-voltage compensation when DC bus voltage drops below Pb.07.
  • Page 80 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 6.20 Over-voltage stall function Function Setting Factory Name Description Code Range Setting 0: Disabled PA.11 OVER CURR 1: Enabled PA.12 100~200% 100~200 160% THRESHOLD FREQ DEC PA.13 0.00~50.00Hz/s...
  • Page 81 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 6.21 Over-current stall function. Function Setting Factory Name Description Code Range Setting OVER PRESS PA.14 0.0~100.0% 0.0~100.0 90.0% VALUE OVER PRESS PA.15 0~3600 0~3600 500s DELAY UNDER PRES PA.16...

  • Page 82: Pb Group --Serial Communication

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Pb Group --Serial Communication Function Setting Factory Name Description Code Range Setting LOCAL Pb.00 1～247 1～247 ADDRESS When the master is writing the frame, if the communication address of the slave is set to be 0 (that is the broadcast communication address), all slaves on the MODBUS bus will receive the frame, but the slaves will not make any response.
  • Page 83 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting 4: Even parity (E,8,2) for 5: Odd parity (O,8,2) for 6: No parity (N,7,1) for ASCII 7: Even parity (E,7,1) for...

  • Page 84: Pc Group --Enhanced Function

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting RESPONSE 0: enabled Pb.05 0～1 ACTION 1: Disabled Selecting whether replying or not to master command. Function Setting Factory Name...
  • Page 85 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply By means of settinzg skip frequency, the inverter can keep away from the mechanical resonance with the load. PC.03 and PC.04 are centre value of frequency to be skipped.
  • Page 86 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply If fault has not occurred for ten minutes after the fault is reset, inverter will automatically clear the previous times of auto reset. Function Setting Factory Name Description...
  • Page 87 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure 6.24 Frequency arriving detection diagram. Function Setting Factory Name Description Code Range Setting 320.0~750. PC.13 BRAK VOLT 320.0~750.0V 700.0V When the DC bus voltage is greater than the value of PC.13, the inverter will start dynamic braking.

  • Page 88: Pd Group--Pid Enhanced Function

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Pd Group--PID Enhanced Function Function Setting Factory Name Description Code Range Setting PID SWITCH Pd.00 0: Switch disenabled, PID of P3 is the default, and PID of PD is invalid.

  • Page 89: Pe Group-Factory Setting

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description Code Range Setting INTEGRAL Pd.05 0.01~10.00s 0.01~10.00 0.10s TIME 1 DIFFERENTI Pd.06 0.00~10.00 0.00~10.00 0.00s TIME1 SAMPLING Pd.07 0.00~10.00s 0.00~10.00 0.00s CYCLE 1 Pd.08...

  • Page 90: Trouble Shootingt

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 7. TROUBLE SHOOTINGT 7.1 Fault and trouble shooting Fault Code Fault Type Reason Solution 1. Acc/Dec time is too IGBT Ph-U 1. Increase Acc/Dec OUT1 short. fault time.
  • Page 91 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Fault Code Fault Type Reason Solution short. short. when The inertia of load is too Increase the energy deceleration heavy. braking component Abnormal input voltage. Check the input power.
  • Page 92 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Fault Code Fault Type Reason Solution Check the input power Input phase Input phases(R,S,T) are Check the wiring,and failure failure installation, Output phases (U, V, W) Check the output wiring.
  • Page 93 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Fault Code Fault Type Reason Solution reset, ask for support. Communication is Check communication interrupted for long time. interface wiring. connectors of control board Check the connectors are loose and re-wiring.

  • Page 94: Common Faults And Solutions

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Fault Code Fault Type Reason Solution disconnected upload and download of reset, connect LCD then parameter is carried out. download or upload parameter. TI-E Clock chip fault Clock chip is damaged.

  • Page 95: Maintenance

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM...

  • Page 96: Periodic Maintenance

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Main inspections Criteria Items to be Inspection hecked Frequency Means/methods content and smell. smooth operation ⑴ ⑴ point without vibration. ⑵ vibration ⑴ thermometer is working in good cooling and ⑵...

  • Page 97: Replacement Of Wearing Parts

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 3. Check whether the power cables and control cables are damaged, check especially for any wear on the cable tube; 4. Check whether the insulating tapes around the cable lugs are stripped;...

  • Page 98: Communication Protocol

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 9. COMMUNICATION PROTOCOL 9.1 Interfaces RS485: asynchronous, half-duplex. Default: 8-E-1, 19200bps. See Group PC parameter settings. 9.2 Communication Modes (1) The protocol is Modbus protocol. Besides the common register Read/Write operation, it is supplemented with commands of parameters management.

  • Page 99: Protocol Function

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply The table below shows the data frame of reading parameter 002 from slave node address Node addr. Command Data addr. Read No. 0x01 0x03 0x00 0x02 0x00 0x01...
  • Page 100 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply R/W data address. The data address of control and status parameters please refer to the following table. Parameter Address Meaning of value Description Feature 0001H: Forward 0002H: Reverse...
  • Page 101 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Parameter Address Meaning of value Description Feature 3007H Reserved 3008H PID given value 3009H PID feedback value 300AH Input terminal status 300BH Output terminal status. 300CH Input of AI1...
  • Page 102 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Data Address 0~0xFFFF Read number 0x0001~0x0010 Reply format (success): Protocol data unit Data length(bytes) Range Command 0x03 Returned byte number 2* Read number Content 2* Read number If the command is reading the type of inverter (data address 0x3016), the content value in...
  • Page 103 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Value Name Mean received by slave. Note: This error code does not indicate the data value to write exceed the range, but indicate the message frame is a illegal frame.

  • Page 104: Note

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 9.5 Note Between frames, the span should not less than 3.5 bytes interval, otherwise, the message will be discarded. Be cautious to modify the parameters of PC group through communication, otherwise may cause the communication interrupted.
  • Page 105 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply High byte of start address Low byte of start address High byte of data number Low byte of data number Low byte of CRC High byte of CRC T1-T2-T3-T4 (transmission time of 3.5 bytes)
  • Page 106 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply LRC CHK Hi ‘F’ LRC CHK Lo ‘6’ END Lo END Hi The reply is START ‘:’ ‘0’ Node address ‘1’ ‘0’ Command ‘3’ ‘0’ Returned byte number ‘4’...
  • Page 107 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply High byte of CRC T1-T2-T3-T4 (transmission time of 3.5 bytes) The reply command is: START T1-T2-T3-T4 (transmission time of 3.5 bytes) Node address Command High byte of data address...
  • Page 108 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply END Lo END Hi The reply command is: START ‘:’ ‘0’ Node address ‘2’ ‘0’ Command ‘6’ ‘0’ High byte of data address ‘0’ ‘0’ Low byte of data address ‘8’...
  • Page 109 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply High byte of CRC T1-T2-T3-T4 The RTU reply command is: START T1-T2-T3-T4 Node address Command High byte of sub-function code Low byte of sub-function code High byte of data content...
  • Page 110 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply ‘1’ ‘0’ Command ‘8’ ‘0’ High byte of sub-function code ‘0’ ‘0’ Low byte of sub-function code ‘0’ ‘1’ High byte of data content ‘2’ ‘A’ Low byte of data content ‘B’...

  • Page 111: Description Of Watering Extension Card

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 10. DESCRIPTION OF WATERING EXTENSION CARD 10.1 Description of Model The model of watering card is CHV00GS.When the watering card is assembled into inverter,night pumps with industrial frequency can be connected when 4 pumps with variable frequency can be connected.It is convenient to control more pumps better.

  • Page 112: Appendix A Relative Dimension Of Inverter

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply APPENDIX A RELATIVE DIMENSION OF INVERTER A.1 External Dimension Figure A.1 Dimensions(Less than 18.5kW) Figure A.2 Dimensions (22kW～132kW) Power A(mm) B(mm) H(mm) W(mm) D(mm) Installation Size (kW) Hole(mm)

  • Page 113: Installation Space

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM...

  • Page 114: Dimensions Of External Keypad

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM...

  • Page 115: Disassembly

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply A.4 Disassembly Figure A.7 Disassembly of plastic cover. Figure A.8 Disassembly of metal plate cover.

  • Page 116: Appendix B Specifications Of Accessories

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply APPENDIX B SPECIFICATIONS OF ACCESSORIES B.1 Specifications of Breaker, Cable, Contactor and Reactor B.1.1 Specifications of breaker, cable and contactor Circuit Input/output cable Rated current of contactor Model No.
  • Page 117 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply AC Input reactor AC Output reactor DC reactor Model No. Current Inductance Current Inductance Current Inductance (mH) (mH) (mH) CHV160A-075-4 0.10 0.019 0.45 CHV160A-090-4 0.12 0.014 0.36 CHV160A-110-4 0.06...

  • Page 118: Appendix C Function Parameters

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply APPENDIX C FUNCTION PARAMETERS CHV series inverter function parameters, which are grouped by functions, have P0-PF total 16 groups among which the PF is the expanded function parameters that user can visit if the inverter has been installed with extension card.
  • Page 119 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply 4. “Default” indicates the value of the function code after it is refreshed while doing the manipulation of restoring the factory parameters; but the actually detected parameters or record values cannot be refreshed.
  • Page 120 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting 0: Keyboard 1: AI1 FREQ FREQ P0.02 2. AI2 ◎ SOURCE A SOURCE A 3. Communication 4: Multi-Step...
  • Page 121 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting setting Clear fault records P0.15 Reserved 0～65535 0～65535 Reserved ◎ P0.16 Reserved 0～65535 0～65535 Reserved ◎ P0.17 Reserved 0～65535...
  • Page 122 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting FWD/REV FWD/REV P1.10 0.0~3600.0s 0.0~3600.0 0.0s ○ DEADTIME DEADTIME UNDER UNDER P1.11 ◎ LIMIT ACT LIMIT ACT LIMIT RUN LIMIT RUN P1.12...
  • Page 123 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting B PUMP Depend B PUMP P2.06 0.1～2000.0A 0.1~2000.0 ◎ RATE CURR on model RATE CURR C PUMP Depend C PUMP P2.07...
  • Page 124 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting 1: Negative PROPORTIO PROPORTIO P3.09 0.00~100.00 0.00~100.00 0.10 ○ N GAIN (Kp) N GAIN (Kp) INTEGRAL INTEGRAL P3.10 0.01~10.00s...
  • Page 125 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting BOOST 0.1％~10.0％ BOOST 0.0%~50.0% BOOST BOOST P4.02 (motor rated 0.0~50.0 20.0% ◎ CUT-OFF CUT-OFF frequency) P4.03 V/F FREQ 1 0.00Hz~ P4.05 0.00~P4.05...
  • Page 126 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM...
  • Page 127 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting round-robin command 22~28：Manual soft start of motor A~G 29~35：Motor A~G disabled 36：Inlet reservoir up W LEV ltd 37：Inlet reservoir low W LEV ltd 38：Inlet reser W...
  • Page 128 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM...
  • Page 129 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting 13：Motor running 14 ： Stop pulse output 15 ： Over press alarm 16 ： Under press alarm Dormant ：...
  • Page 130 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting pow freq CON P6.08 0～14 ◎ SELECTION 7： Connect D for var SELECTION freq CON 8 ： Connect D for P6.09...
  • Page 131 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting LIMIT LIMIT AO1 LOW AO1 LOW P6.14 0.00V ~10.00V 0.00~10.00 0.00V ○ OUTPUT OUTPUT AO1 UP AO1 UP P6.15...
  • Page 132 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting setting Valid when keypad control (P0.01=0) Valid when keypad or terminal STOP/RST control (P0.01=0 or STOP/RST P7.04 ○...
  • Page 133 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM...
  • Page 134 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting P8.05 PUMP C SEL ◎ PUMP C SEL P8.06 PUMP D SEL ◎ PUMP D SEL P8.07 PUMP E SEL ◎...
  • Page 135 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting limit FRQ AWOKE AWOKE P8.22 P8.10~60.0% P8.10~60.0 10.0% ○ TOLERA TOLERA AWOKE AWOKE P8.23 0~3600s 0~3600 ○ DELAY DELAY P8.24...
  • Page 136 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting P8.36 Reserved 0~65535 0~65535 Reserved ◎ P8.37 Reserved 0~65535 0~65535 Reserved ◎ P8.38 Reserved 0~65535 0~65535 Reserved ◎...
  • Page 137 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting segment T8 segment T8 P9.18 MULTI SET 0 0.0～100.0% 0.0～100.0 0.0% ○ MULTI SET 0 P9.19 MULTI SET 1 0.0～100.0% 0.0～100.0...
  • Page 138 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting 0: Disabled MOTOR 1: Normal motor MOTOR PA.02 ◎ OVERLOAD OVERLOAD Variable frequency motor OVERLOAD OVERLOAD PA.03 20.0%~120.0% 20.0~120.0...
  • Page 139 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting FREQ DEC FREQ DEC PA.13 0.00~50.00Hz/s 0.00~50.00 1.00Hz/s ○ RATE RATE OVER OVER PA.14 PRESS 0.0~100.0% 0.0~100.0 90.0% PRESS ○...
  • Page 140 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting (E,8,1) for RTU parity (O,8,1) for RTU 3: No parity (N,8,2) for RTU Even parity (E,8,2) for RTU...
  • Page 141 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting PC.03 SKIP FREQ 1 0.00~P0.07 0.00~P0.07 0.00Hz ○ SKIP FREQ 1 PC.04 SKIP FREQ 2 0.00~P0.07 0.00~P0.07 0.00Hz ○...
  • Page 142 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Function Setting Factory Name Description LCD Display Code Range Setting PID-0 TO PID-0 TO PD.02 0.00~100.00 0.00~100.00 0.50s ○ PID-1 T PID-1 T PID-1 TO PID-1 TO PD.03 0.00~100.00...

  • Page 143: Appendix D Watering Standard Wiring Diagram

    DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply APPENDIX D WATERING STANDARD WIRING DIAGRAM Figure D.1 Standard wiring diagram of one variable-frequency pump...
  • Page 144 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply ～ Invt inverter Pressure +10V given ～ Pressure feedback ～ ～ ～ ～ RT5 RT6 RT7 KM4 KM5 KM6 KM7 FR3 FR4 FR5 FR6 Figure D.2 Standard wiring diagram of two variable-frequency pumps...
  • Page 145 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure D.3 Standard wiring diagram of three variable-frequency pumps...
  • Page 146 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM CHV160A series special inverter for water supply Figure D.4 Standard wiring diagram of four variable-frequency pump...
  • Page 147 DIEN DAN BIEN TAN HTTP://BIENTAN.HNSV.COM...

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