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Current location:Home  Products  Industrial Automation  Variable Frequency Drive  Industry Specific Converter
Industry Specific Converter
CHV190 Series Inverter Special for Hoisting
  • CHV190 Series Inverter Special for Hoisting
CHV190 Series Inverter Special for Hoisting

CHV190 series crane-specific inverter features advanced control theory and excellent torque control performance. Its abundant functions ensure the safety, reliability and high efficiency in an all-around way. In order to satisfy different customer demands, there are various kinds of mature application plans for costumer to choose from, including translational mechanism frequency conversion, full frequency conversion and common DC bus. It is widely applied in the stepless speed regulation of hoist, pitching, amplitude variation, bridge, trolley, slewing and grab.

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  • Features
  • Specification parameter
  • Classic case
  • Data download
  •  

    l Brake time sequence logic control and monitoring function;

    l Pre-excitation, starting pre-torque compensation and torque verification;

    l Dangerous speed monitoring, fast stop and overspeed protection;

    l Master/slave control power balance and speed synchronization technology;

    l Crane operation mode;

    l Acceleration at light load;

    l Rope loosening detection;

    l Professional network communication function;

    l Upper PC monitoring software;

    l Control circuit power and main power can be controlled separately;

    l Four groups of motor control and switching;

    l Realize 200% torque output at zero speed of current vector control;

    l Abundant peripheral interfaces and powerful protection function

  • Function description

    Specification

    IO characteristic

    Input voltage range

    400V±15%

    Input frequency range

    47~63Hz

    Output voltage range

    0~rated input voltage

    Output frequency range

    0~400Hz

    Peripheral interface chacteristics

    Programmable digital input

    Control board carries six inputs in standard configuration, in which one input can act as high speed pulse input (HDI1), I/O card can extend four inputs.

    Analog input

    AI1: 0~10V input; AI2: 0~10V or 0~20mA input

    Programmable open collector output

    Control board carries two inputs in standard configuration, in which one input can act as open collector output or high speed pulse input (optional), I/O card can extend one input.

    Relay output

    Two outputs in standard configuration, extension card can extend one output

    Programmable analog output

    One output in standard configuration, extension card can extend one output (0~20mA or 0~10V).

    Support motor temp detection

    I/O extension card can extend one motor temp detection terminal, support PT100/PT1000 temp detection resistors.

    Technical performance characteristics

    Control mode

    SVC, VC, V/F control

    Overload capacity

    60s at 150% of rated current; 10s at 180% of rated current, 1s at 200% of rated current

    Starting torque

    SVC: 0.5Hz/150%

    VC: 0Hz/200%

    Speed ratio

    SVC: 1:100;

    VC: 1:1000

    Speed control precision

    SVC: ±0.5% of max speed;

    VC: ±0.1% of max speed

    Carrier frequency

    1.0kHz~16.0kHz

    Function characteristics

    Frequency setup mode

    Digital, analog, high speed pulse, given by multi-step speed terminal, given by UP/DOWN terminal, set by MODBUS remote communication, set by PROFIBUS communication, given by master/slave mode, given by classified multi-step speed

    Operating mode

    Keypad command, terminal command, MODBUS communication command, PROFIBUS communication command, CAN communication command

    Crane control logic

    Brake, contactor control

    PG card

    Asynchronous motor PG card (12V), synchronous motor PG card (5V)

    Auto voltage adjustment

    Keep the output voltage constant automatically when grid voltage fluctuates.

    “black box” function

    Automatically save the 17 kinds of wave information 0.2s before the last operation fault to help figure out the fault cause.

    Starting pre-torque compensation

    Start, stop DC brake

    Provide over 30 kinds of fault protection functions: overcurrent, overvoltage, undervoltage, overtemp, phase loss and overload

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