MSI20 Series

Premium frequency inverter

MSI20 series inverters feature excellent drive and control performance for using of sensorless vector control technology, and improve usability and reliability for the enriched hardware configurations and software functions, meeting different industrial applications.

MSI20 series 18.5KW~110KW comes standard with built-in DC reactor, 18.5~37KW built-in standard brake unit, 45~110KW optional built-in brake unit, full range of independent air duct design, which improves product reliability and performance, and enhances product competitiveness.

Power: 0,2 – 2,2 kW

Features

  • Excellent Control PerformanceAdopting PG-free vector control mode, excellent control performance
    • Excellent vector control performance
    • Excellent motor drive performance
    • Excellent high-frequency running performance
  • Optimized Structure DesignOptimized spare utilization, models (≥18.5kW) is much smaller than existing inverters
    • Mini design for inverters (≤ 2.2kW), abreast installation of multiple inverters, reducing installation space
    • Flexible installation ways
  • Multi-function and easy to useDC reactors are built-in inverters ≥18.5kW
    • The braking unit is built-in and standard for inverters ≤37kW but optional for inverters of 45-110kW
    • Inverters (380V; ≥4kw) support the DC bus sharing solution
    • Support of external keypad
    • MSI20 series inverters can be configured with LED keypad which has the data copy function to upload or download the parameters.
    • Diverse Application RequirementsSimple PLC, multi-speed control, built-in PID, torque control, multi-point V/F curve, multiple braking methods, instantaneous power failure without stopping, etc.
    • ApplicationsVector control platform products, powerful, excellent performance, can be widely used in small and medium power applications, such as food machinery, plastic machinery, ceramic equipment, petroleum machinery, cable machinery, air compressors, machine tools, woodworking machinery, textile machinery, printing and packaging equipment, chemical equipment, environmental protection equipment, transportation equipment, etc.

Function description

  • Power InputRated input voltage (V)
    • 1PH 220V (-15%) – 240V(+10%)
    • 1PH 220V (-15%) – 240V(+10%)
    • 1PH 220V (-15%) – 240V(+10%)
    • Rated input current (A)
      • Refer to “rated value”
    • Rated frequency (Hz)5
      • 0Hz or 60Hz, permissible range: 47~63Hz
  • Power outputRated motor capacity (kW)Refer to “rated value”
    • Rated output (kVA)
      • Refer to “rated value”
    • Rated current (A)
      • Refer to “rated value”
    • Rated output voltage (V)
  • Technical control performanceControl mode
    • SVPWM, SVC
    • Motor type
      • Asynchronous motor
    • Speed range
      • 0.111111111
    • Speed control precision
      • ±0.2%（SVC）
    • Speed fluctuation
      • ± 0.3%（SVC）
    • Torque response
      • <20ms（SVC）
    • Torque control precision
      • 10%
    • Starting torque
      • 0.5Hz 150%（SVC）
    • Overload capacity
      • 1m for 150% of rated current, 10s for 180% of rated current, 1s for 200% of rated current150%
  • Running control characteristics
    • Frequency setup mode
      • Keypad digits, anaglog quantity, pulse frequency, multi-step speed operation, simple PLC, PID, MODBUS communication. Realize switching between the set combination and the set channel.
    • Realize switching between the set combination and the set channel.
    • Auto voltage adjustment
      • Keep the output voltage constant when grid voltage changes.
    • Fault protection
      • Provide all-around fault protection: overcurrent, overvoltage, undervoltage, overheat, phase loss and overload
    • Speed tracking restart
      • Realize impact-free smooth startup of rotating motor
    • AI
      • One（AI2）0~10V/0~20mA, one（AI3）-10~10V
    • AO
      • Two（AO1、AO2）0~10V /0~20mA
    • DI
      • Four normal inputs, max frequency: 1kHz
      • One high speed input, max frequency 50kHz
    • DO
      • One Y1 terminal output, two programmable relay outputs
    • Relay output
      • Two programmable relay outputs
      • RO1A NO, RO1B NC, RO1C common port
      • RO2A NO, RO2B NC, RO2C common port
    • Contact capacity:3A/AC250V
  • Others
    • DC reactor18.5kW and above models carry built-in DC reactor in standard configuration
    • Installation mode
      • 1PH 220V/3PH 380V and below and 3PH 220V 0.75kW and below support rail-type and wall-type installation;
      • 3PH 380V 4kW and above and 3PH 220V 1.5kW and above support wall-type and flange-type installation;
    • Brake unitBuilt-in in standard configuration for 37kW and below models and optional for 45~110kW models;
    • EMC filter
      • Built-in C3 filter is optional for 3PH 380V 4Kw and above, 3PH 220V 1.5kW and above
      • Optional filter: IEC61800-3 C2， IEC61800-3 C3
    • Ambient temp﹣10~50℃, derate if the ambient temp is above 40℃
    • Elevation
      • Below 1000m, derate if the elevation is above 1000m, derate by 1% per every additional 100m
    • Protection level
      • IP20
    • Note: The inverter with plastic shell should be installed in the metal ditribution box which complies with IP20 and IP3X
    • Safety
      • Meet CE requirement
    • Cooling mode
      • Air cooling
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