InomaxTech Max500 Variable Speed Drives

INOMAXtech MAX500 Variable Speed Drives

INOMAXtech MAX500 variable speed drives are the flexible, high-tech, high-specification solution for motors from 1 Hp to 700 Hp. From fan or pump to process control, MAX500 drives stand out for their reliability, high performance in any environment, technology and innovation. The best solution for each process at the best cost.

Maximize performance

Supports two 0-10v 4-20MA analog inputs and two outputs analog, as well as support for IO expansion board. * Flexible speed and position feedback * Protections: overvoltage lockout, undervoltage, current limit, overload, overheating, overspeed, overvoltage, etc.

Optimization of system performance

* Motor self-adjustment (static and dynamic) * Programmable delay unit * Supports applicable motors: AC induction motor, permanent magnet synchronous motor (PMSM) * Advanced integrated motion controller * Optional 2 PID Controls with the fastest response

Flexible control systems

* Dual classification for HD and ND applications * Voltage control and torque control at low frequency 0.5 Hz/150 % (SVC) , and 0 Hz/180 % (CVF) * Up to 200 % start-up torque at 0 Hz * Integrated PLC for logic programs * Open-loop and closed-loop vector control with high performance (supports different types of encoders)

Flexible communication protocols

* Modbus RTU/RS485 Integrated, up to 100 Mt * Profibus DP as optional * Integrated web server for configuration and monitoring flexible

Complies with safety standards

* Direct integration with security systems * Free switching forward and backward * Sleep function

Variable speed drives for applications
General Purpose, MAX500 Inomaxtech

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Power range and motor type

  • Single phase: 110/240 Vac, 50/60Hz, 0.75-2.2Kw
    Two-phase: 220/240 Vac, 50/60Hz, 0.75-250Kw
    Three-phase: 220-240Vac / 380-480Vac Vac, 50/60Hz, 0.75-630Kw
  • Induction Motor, Asynchronous Motor, PMSM Motor

Control connections

  • 9 DI Digital Inputs (6 Standard, 3 Optional)
  • 2 Analog inputs and outputs (0-10 Vdc and 4-20 mA)
  • 2 Relay outputs (1 Standard, 1 optional)
  • 1 RJ45 port for remote connection of the panel


  • Integrated braking choper (Less than 30Kw)
  • Modbuss RTU Protocol (RS485 Integrated, C3 Filter)
  • Built-in DC reactor for power ratings over 200 kW
  • Standard LED keyboard (LCD keyboard optional)
  • Full power range IGBT module design
  • Removable control panel on all power ratings

Main functions

  • Available for heavy duty application
  • Support for speed, torque, tension control
  • Sleep, counting, PID, multispeed functions
  • Energy saving functions
  • Motor self-learning (static and dynamic) 2 motor parameters.

Flexible communications

  • Built-in Modbus RTU/RS485
  • Optional profibus-DP card
  • Built-in web server for flexible communication and monitoring

Optional parts

  • Encoder card: Differential, Incremental,
  • Resolver/ Encoder Encode
  • CAN open communication protocol,
  • Profibus DP
  • Reactor, EMC Filter, DV/DT Filter,
  • Sine filters, harmonic filters, harmonic filters

Advanced Control
for your engine

MAX500 variable frequency drives offer maximum control flexibility to meet the requirements of machine builders and general-purpose industrial applications. The following series can be substituted:

ABB: ACS310, ACS350, ACS580

Danfoss: FC101, FC202, FC301,

Siemens: V20, G120X

Weg: CFW300, CFW500, CFW11

Schneider: ATV320, ATV340, ATV61, ATV71

Delta: MS300, C2000, CP2000

Mitsubishi: D700, F800

Yaskawa: GA500, GA800

Learn about the different applications
Inverters Inomaxtech MAX 500

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