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Siemens inverter system, custom inverter industrial control system

Siemens inverter system, custom inverter industrial control system

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Siemens inverter


The Siemens Inverter MicroMaster440 is a new generation of multi-function standard inverters that can be widely used.


It uses high-performance vector control technology to provide low-speed, high-torque output and good dynamics, while providing superior overload capability for a wide range of applications. The innovative BiCo (Internal Functional Interconnect) feature offers unparalleled flexibility.

Main features:

200V-240V ±10%, single phase / three phase, AC, 0.12kW-45kW; 380V-480V ± 10%, three phase, AC, 0.37kW-250kW;

Vector control mode, which can form closed loop vector control and closed loop torque control;

High overload capability, built-in brake unit;

Three sets of parameter switching functions. Control functions: linear v/f control, square v/f control, programmable multi-point setting v/f control, flux current control-free speed vector control, closed-loop vector control, closed-loop torque control, energy-saving control mode;

Standard parameter structure, standard debugging software;

6 digital inputs, 2 analog inputs, 2 analog outputs, and 3 relay outputs;

Independent I/O terminal block for easy maintenance;

Use BiCo technology to achieve free connection of I/O ports;

Built-in PID controller, parameter self-tuning;

Integrated RS485 communication interface, optional PROFIBUS-DP/Device-Net communication module;

With 15 fixed frequencies, 4 jump frequencies, programmable;

Main/slave control and torque control mode can be realized;

"Automatic restart" function when the power supply disappears or fails;

Flexible ramp function generator with smoothing characteristics of the start and end segments;

Fast current limit (FCL) to prevent trips that should not occur during operation;

DC braking and compound braking are available to improve braking performance.

Protective function:

The overload capacity is 200% rated load current, duration 3 seconds and 150% rated load current, duration 60 seconds;

Overvoltage and undervoltage protection;

Inverter, motor overheat protection;

Ground fault protection, short circuit protection;

Lock motor protection to prevent stall protection;

The parameter chain is implemented by the PIN number.

MicroMaster430

The Siemens Inverter MicroMaster430 is a fan and pump variable torque load expert in the new generation of standard frequency converters. The power range is 7.5kW to 250kW. It is designed to meet specific requirements and uses internal functional interconnect (BiCo) technology for high reliability and flexibility. Control software can implement special functions: multi-pump cutting

Change, manual / automatic switching, bypass function, broken belt and water shortage detection, energy-saving operation mode, etc.

Main features:

380V-480V ± 10%, three-phase, AC, 7.5kW-250kW;

Fan and pump type torque load dedicated;

Robust EMC (electromagnetic compatibility) design;

Fast response of the control signal;

control function:

Linear v/f control with flux current control (FCC) to enhance motor dynamic response and control characteristics, multi-point v/f control;

Built-in PID controller;

Fast current limit to prevent trips that should not occur during operation;

6 digital inputs, 2 analog inputs, 2 analog outputs, and 3 relay outputs;

With 15 fixed frequencies, 4 jump frequencies, programmable;

Use BiCo technology to achieve free connection of I/O ports;

Integrated RS485 communication interface, optional PROFIBUS-DP communication module;

Flexible ramp function generator with optional smoothing function;

Three sets of parameter switching functions: motor data switching, command data switching;

Special functions for fans and pumps:

Multi-pump switching;

Bypass function

Manual/automatic switching;

Broken belt and water shortage detection;

Energy saving mode;

Protective function:

The overload capacity is 140% rated load current, duration 3 seconds and 110% rated load current, duration 60 seconds;

Overvoltage and undervoltage protection;

Inverter over temperature protection;

Ground fault protection, short circuit protection;

I2t motor overheat protection;

PTC Y motor protection.

Siemens inverter MicroMaster420

The Siemens Inverter MicroMaster 420 is a new generation of modular and versatile standard frequency converters. Its user-friendly interface makes your installation, operation and control as flexible and convenient as playing games. New IGBT technology, powerful communication capabilities, precise control performance, and high reliability make control a pleasure

Main features:

200V-240V ±10%, single phase / three phase, AC, 0.12kW-5.5kW;

380V-480V ± 10%, three-phase, AC, 0.37kW-11kW;

Modular structure design for maximum flexibility;

Standard parameter access structure, easy to operate.

control function:

Linear v/f control, square v/f control, programmable multipoint setting v/f control;

Flux current control (FCC) to improve dynamic response characteristics;

The latest IGBT technology, digital microprocessor control;

3 digital inputs, 1 analog input, 1 analog output, 1 relay output;

Integrated RS485 communication interface, optional PROFIBUS-DP communication module / Device-Net template;

With 7 fixed frequencies, 4 jump frequencies, programmable;

Capture restart function;

"Automatic restart" function when the power supply disappears or fails;

Flexible ramp function generator with smoothing characteristics of the start and end segments;

Fast current limit (FCL) to prevent trips that should not occur during operation;

DC braking and compound braking are used to improve braking performance;

Use BiCo technology to achieve free connection of I/O ports.

Protective function:

The overload capacity is 150% of the rated load current for a duration of 60 seconds;

Overvoltage and undervoltage protection;

Inverter over temperature protection;

Ground fault protection, short circuit protection;

I2t motor overheat protection;

Use PTC to overheat protection of the motor through the digital terminal;

Use the PIN number to achieve parameter chaining;

Lock motor protection to prevent stall protection.

Siemens G120C compact inverter

The SINAMICS G120C compact frequency converter sets the standard for the design of similar inverters in many respects. Including its compact size, convenient quick commissioning, simple panel operation, easy and friendly maintenance, and rich integration features will become the new standard.

The SINAMICS G120C is designed to meet the cost-effective and space-saving requirements of OEM customers, while it is also easy to operate and feature-rich. This series of inverters has the same power as the same size and has a smaller size, and it is quick to install, easy to debug, and its friendly use.

The way the user is wired and the simple debugging tools make it unique. Integrates numerous functions: safety functions (STO, activated via terminals or PROFIsafe), a wide range of optional universal fieldbus interfaces, and memory card slots for parameter copying.

The SINAMICS G120C frequency converters are available in three different sizes ranging from 0.55 kW to 18.5 kW. In order to improve energy efficiency, the inverter integrates vector control to achieve optimal energy utilization and automatically reduces the flux. This series of frequency converters is part of Totally Integrated Automation and is available with PROFIBUS, Modbus RTU, CAN

And communication interfaces such as USS. Operation control and debugging can be quickly and easily implemented by using a PC via a USB interface, or using a BOP-2 (Basic Operation Panel) or an IOP (Intelligent Operation Panel).