ALSTOM ALSPA MV1000 Intelligent Variable Frequency Drive

ALSTOM ALSPA MV1000 Intelligent Variable Frequency Drive

In the field of industrial automation, the performance of motor drive systems is directly related to production efficiency, product quality, and energy consumption. With the continuous advancement of power electronics technology and control theory, modern variable frequency drives not only need to meet basic speed regulation requirements, but also need to reach new heights in control accuracy, dynamic response, reliability, and usability. The ALSPA MV1000 series intelligent variable frequency drive launched by ALSTOM (now under GE Vernova) is a high-performance product designed to address these challenges. It covers the low to medium power range of 0.75kW to 45kW, making it an ideal choice for various industrial applications with its excellent technical features, flexible configuration capabilities, and comprehensive safety guarantees.

Product positioning and technological inheritance

ALSPA MV1000 is an important member of the ALSTOM drive technology family, and together with its upstream ALSPA MD2000 series (covering up to 4500kW), it has built a complete drive product line from kilowatts to megawatts. Both use the same software platform and user interface, which means that users do not need to relearn their operating habits during the transition from low-power to high-power devices, greatly reducing training costs and engineering risks.

The design goal of ALSPA MV1000 is very clear: to bring comprehensive improvements in efficiency, production quality, and flexibility to customers through optimized process control. It integrates decades of application experience of the company, integrating advanced field oriented control (magnetic field oriented control) technology on a single chip, achieving excellent control dynamic performance and accuracy regardless of whether encoder feedback is equipped.

Core advantages: Economy, reliability, and convenience

Reduce investment and operating costs: ALSPA MV1000 optimizes energy use and reduces electricity consumption through precise process control; At the same time, its compact design and high-quality components reduce the footprint and maintenance requirements, thereby significantly reducing the total lifecycle cost.

Low project design cost: User oriented unit software and application based technology software provide personalized solutions for different industries. The adjustable terminal wiring, integrated logic functions, switch delay modules, and fieldbus standards make system integration exceptionally flexible without the need for additional hardware.

High availability and reliability: The product is designed and produced in accordance with the DIN EN ISO 9001 certified quality system. The compact structure combined with the highest quality components ensures long-term stable operation in various harsh industrial environments.

Easy to debug: The debugging process is extremely simple, just input the rated data according to the motor nameplate to complete the parameter setting of field oriented control. The sine wave motor current ensures the maximum utilization of motor power while reducing motor noise and losses.

Multilingual services and global applications: The keyboard supports multiple language displays, making it easy for international teams to operate. The product complies with international regulations and standards (such as UL, CSA) and can be used globally.

Electromagnetic compatibility and environmentally friendly materials: ALSPA MV1000 complies with the emission and immunity requirements of the variable frequency drive product standard IEC 61800-3/EN 61800-3 for industrial and public power supply network operation, while also meeting the anti-interference standard EN 50082-2. The product uses recyclable materials, reflecting a dual focus on economy and ecology.

Flexible and diverse hardware and software structures

The design philosophy of ALSPA MV1000 is to "adapt to every need", and its rich hardware and software options enable it to provide tailored solutions for various special processes.

Five selectable control structures: As standard configuration, users can choose from five control structures:

VVVF (Variable Voltage Variable Frequency) frequency control

Speed control with encoder

Speed control without encoder

Torque control with encoder

Torque control without encoder

In addition, there is an economic mode that can reduce power loss and noise under partial load.

Configurable logic functionality: With LogiCAD engineering design tools, engineers can create custom application software. The technical controller, summer, multiplier, divider, and logic module can all be configured through PC driver software. This enables complex process logic to be directly implemented within the driver, reducing the burden on the upper level controller.

Powerful diagnostic function: Built in comprehensive testing and diagnostic functions, including:

Event logs, error logs with timestamps

Oscilloscope function: With PC driver software, it can simultaneously record 4 analog and 8 digital measurement channels, with a sampling time of up to 1ms, making it convenient for on-site engineers to quickly locate faults.

Multi motor application support: ALSPA MV1000 can drive both single motors and multi motor drive systems. Four quadrant operation is achieved through DC braking, braking chopper, common DC bus, or energy feedback to the power grid.

Communication Capability: Connecting Future Factories

Modern automation cannot do without powerful communication networks. ALSPA MV1000 also performs well in this regard:

Standard interface:

Terminal block: Provides 6 digital inputs (5 configurable), 4 parameter adjustable digital outputs, 2 expandable analog reference inputs (differential input, -10V...+10V, one of which can also be set to 0 (4)... 20mA), and 2 expandable analog outputs.

CAN bus interface: As a standard configuration, it supports connecting CAL and CANopen devices.

Incremental encoder input: Supports encoder signals up to 500kHz.

Motor PTC connection: used for winding overheating protection.

Optional fieldbus coupler: By replacing the keyboard or PC interface module, various mainstream fieldbus can be integrated, including FIP, Profibus DP, Interbus S, Modbus Plus, Bitbus, and easily integrated into various automation systems.

DC system bus: ALSPA MV1000 is equipped with DC bus terminals, which can achieve energy sharing and power demand reduction among multiple inverters, especially suitable for multi drive applications.

User Interface: Keyboard and PC Software

Smart keyboard: The keyboard is the interaction window between the operator and the driver. It is equipped with:

Clear structured menu

Two line plain text LCD display screen

Running status LED indicator light

Run/stop and motor potentiometer buttons

4 cursor keys for parameter adjustment and status query

The keyboard can be clipped onto the drive and can save and copy parameters to another ALSPA MV1000, greatly facilitating batch debugging and maintenance.

PC software ALSPAPCS: runs on Microsoft Windows ™ In the environment, provide stronger support:

Guided debugging, operation guidance, and monitoring

The virtual oscilloscope function can display the waveform of any internal control variable, and the data can be saved, printed, and annotated

Save and transfer the complete parameter set, significantly reducing system debugging time

Monitor and control multiple devices simultaneously through a serial PC interface

Debugging and service work can be completed without the need for an external oscilloscope

Detailed technical specifications

Project Parameters

Main power supply voltage 3AC 380V -15%... 480V+10%; DC 537V -15%... 678V+10% (applicable to star point grounded power grid; IT power grid requires special application)

Main power frequency 45... 65 Hz

Power factor λ N=0.90 inductive; cos φ1 > 0.95

Overload capacity of 150% for 60 seconds, allowed once every 10 minutes

Output voltage 3AC 0V to input voltage

Output frequency 0 to 400 Hz

Minimum operating frequency with encoder: 0 Hz; without encoder: 0.5 Hz

Efficiency (rated point)>0.97

Speed adjustment range without encoder: electric 1:100, power generation 1:20; With encoder:>1:1000

Speed accuracy without encoder: 0.5%; Encoder+digital input: 0.2%

Torque rise time with/without encoder: 2... 8 ms

Frequency accuracy (frequency control)<0.02%

Protection level IP20, can reach IP41 through penetration installation, and can provide IP54 cold plate version

Cooling method: forced air cooling (MV1004 and above)

Environmental temperature operation: 0...+40 ° C, maximum+50 ° C (derating 2.5%/K); Storage: -25...+55 ° C

Altitude<1000m (standard), maximum 4000m (reduced by 0.5%/100m)

Relative humidity<85% @ 28 ° C, no condensation

Electromagnetic compatibility complies with EN 61800-3 (IEC 61800-3); Radiation interference limit: with power filter and ferrite ring, it can reach EN 55011 Class A or B (motor cable length ≤ 50m for Class B); Anti interference complies with EN 61800-3/EN 50082-2

Pollution level 2 (DIN VDE 0110)

Certified UL, CSA, CE marks

Product Model and Selection Guide

The ALSPA MV1000 series offers multiple power levels to meet different load requirements. The following table is based on the 400V grid voltage and lists key data such as recommended motor power, rated current, and short-term overload current for each model:

Model Motor Power (kW) Rated Current @ 400V (A) Maximum Current 60s @ 400V (A) Apparent Power @ 415V (kVA) Apparent Power @ 480V (kVA) Order Number

MV1003 0.75 2.5 2.5 3.8 1.7 203 397

MV1004 1.5 3.9 3.9 5.9 2.7 203 398

MV1007 3.0 7.0 7.0 10.5 4.9 203 399

MV1013 5.5 13.0 13.0 19.5 9.0 203 400

MV1018 7.5 17.5 15.7 26.3 12.1 203 401

MV1024 11.0 23.5 22.3 35.3 16.3 203 402

MV1032 15.0 32.0 30.4 48.0 22.2 203 403

MV1047 22.0 47.0 44.6 70.5 32.6 203 404

MV1059 30.0 59.0 56.0 88.5 40.9 203 405

MV1089 45.0 89.0 84.0 133.5 61.7 203 406

Mechanical dimensions and weight:

Frame dimensions: height (mm), width (mm), depth (mm), weight (kg)

1 350 78 250 3.5

2 350 97 250 5.0

3 350 135 250 7.5

4 350 250 250 12.5

5 591 341 285 36.5

Rich optional attachments

In order to adapt to different application scenarios and improve system performance, ALSPA MV1000 offers a series of rigorously tested optional components:

Power reactor: used to reduce harmonic content, limit feedback effects on the power grid, and comply with EN 50178 (VDE 0160) requirements. Standard operation must use (or use power filter+ferrite ring).

Power filter and ferrite ring: meet the EMC requirements of EN 61800-3 for public power grids, and can enable radiated interference to reach EN 55011 Class A or B (motor cable ≤ 50m for Class B). The ferrite ring is installed at the output end of the frequency converter to reduce the high-frequency radiation interference of the motor cable.

Motor Reactor: Used for long cables (>100m shielded cables) or parallel drive of multiple motors to limit the charging current spikes caused by cable capacitance and reduce the load on the frequency converter. Can replace motor filters.

Motor filter: protects the motor from transient overvoltage and high voltage rise rate (dv/dt). Typical applications can limit the peak voltage of the motor terminal to below 1000V (400V grid, 100m cable). Specially recommended for old motors or motors with unknown insulation.

Braking module (BM12): Built in braking resistor, suitable for intermittent and short-term braking of large inertia loads. Continuous braking power of 100W, peak value of 12kW, maximum load cycle of 0.5%/500s.

Brake chopper (BC32): without brake resistor, requires external resistor, suitable for frequent or continuous braking needs. Continuous braking power of 19kW, peak power of 32kW, maximum load cycle of 1%/100min.

Braking resistor: available in multiple specifications, used in conjunction with a braking chopper.

Power supply and feedback module (PS12/24/45): realizes energy feedback to the grid and DC bus power supply function. When ALSPA MV1000 is powered through a DC bus connection, there is no need for power reactors and filters. The PS module can feed back braking energy to the power grid, improving system energy efficiency.

PC interface RS232/RS422: Used to connect a PC to run ALSPAPCS software, and can be used simultaneously with a keyboard or fieldbus coupler.

CANopen component: Using standard CAN interface, it can connect CAN PC interface, CAN Mini PLC, CAN I/O expansion module to achieve distributed control.