
MDS (MOTOR DRIVE SYSTEM) - INTEGRATED AC BRUSHLESS MOTOR AND DRIVE IN A SINGLE NEMA 56 FRAME
Mechatronics Systems Developed the MDS Family to Meet the Growing Market Demand for Integrated Variable Speed Motor Drives
The MDS combines a high-performance motor and drive in a single, compact package. The MDS family of integrated variable speed motor drives offers a significantly smaller footprint compared to AC induction or DC brush motors of the same power output.
The MDS outperforms the traditional AC induction motor and variable speed inverter combination due to its superior efficiency. It delivers exceptional energy efficiency, enhanced torque, and high performance even at low speeds.
Mechatronics Systems MDS is the top choice for replacing DC brush motors and AC induction motors in both new and existing applications. The MDS family delivers the performance of a brush motor while eliminating common brush motor issues such as large size, frequent maintenance, and limited high-speed operation.
Our MDS is ideal for variable speed DC and AC induction motor applications and processes. For new applications, you'll benefit from its small footprint, easy wiring, high torque, energy efficiency, and excellent low-speed velocity control.
Smart conveyors, robotic vehicles, centrifuges, metering pumps, mixers, linear actuators, small power CNC spindles, and plastic moldings—our integrated variable speed servo motor drives are ideal for these applications and more.
Features & Benefits
- Bluetooth connectivity for easy setup, plus Ethernet and Modbus TCP/IP communication
- Command and I/O control by PC or PLC
- Programmable digital inputs and outputs
- Standard I/O functions, including Start, Stop, Forward, and Jog
- Analog command inputs: 0-10 V and 4-20 mA
- Torque, Velocity, and Position operating modes
- Advanced digital drive electronics
- Heavy-duty sealed ball bearings for long service life
- 5/8-inch NEMA cold-rolled steel shaft
- Standard 1800 RPM operating speed
- 115 VAC and 230 VAC three-phase input power
- Three standard frame lengths with continuous power ratings up to 3 HP
Available Options
- Speeds up to 5000 RPM
- Dynamic brake with power resistor
- EtherCAT communication
- Operation from 24 VDC and 48 VDC for battery-powered applications
- Metric dimensions
- Custom mounting dimensions
- Electrical brake
- Output gearbox
- IP66/IP67 protection rating
- Stainless steel housing, FDA-compliant food-grade construction
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Model |
MDS05/MCS1 |
MDS2/MCS2.5 |
MDS3 |
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Output Rating |
Output Power |
HP |
0.5/1 |
2/2.5 |
3 |
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kW |
0.38/0.745 |
1.5/1.8 |
2.2 |
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Input Rating |
Rated Voltage/ Frequency |
Single/Three Phase, 115/200/208/220/230 VAC, 50-60Hz |
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Voltage/Frequency Tolerance |
Voltage: ±10% Frequency: ±10% |
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Length (inch [mm]) |
5.5 [140] |
6.5 [165] |
7.5 [191] |
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Weight (lb [kg]) |
9.7 [4.4] |
13.5 [6.2] |
19.5 [8.9] |
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Control Characteristics |
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Control System |
Torque Control Mode |
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Velocity Control Mode |
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Position Control |
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Rated Speed |
0 - 5000 RPM |
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DC Braking |
Built-in braking circuit |
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Acceleration/ |
0.1 - 30 seconds (linear or nonlinear profile) |
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Operation Specification |
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Inputs |
Digital
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5 inputs, 5-24 VDC, internal 20 kOhm pull-up resistor |
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Three dedicated inputs for Forward, Reverse and Jog functions |
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Two user-programmable inputs |
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Activate motion by pulling the input low to common
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Speed Command
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4-20mA current input |
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DC potentiometer or signal 0-5 VDC |
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Digital Pulse train 5-5000HZ |
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Digital encoder in quadrature. Built-in Line Driver receiver |
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Outputs |
Programmable Output |
5-24 VDC open collector output. Built-in pull-up resistor 20kOhm |
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Analog Output |
0-5 VDC, 10 mA max., user-defined function |
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Operating Functions |
Torque, Speed, and Position Modes of Operation; Linear and S-Curve Acceleration Profiles; High-Performance PID Control Loops; Start, Stop, and Jog Functions; Adjustable Acceleration and Deceleration Rates; Adjustable Current Limit
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Protective Functions |
Overvoltage Protection, Thermal Protection, Overcurrent Protection, and Torque Limiting
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Operator Interface |
Hardware (using I/Os) |
Jog, Forward, Reverse, Stop |
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Network Control |
USB, RS485, Ethernet |
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Environmental |
Ambient Temperature |
-10°C - 40°C (14°F to 104°F) |
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Storage Temperature |
-20°C - 60°C (-4°F to 140°F) |
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Ambient Humidity |
20 - 90% |
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Vibration |
9.8m/s 2 (1G) less than 10Hz, 5.9m/s 2 (0.6G) 10 to 60Hz |
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Installation Location |
Altitude up to 1000 m (3,280 ft) above sea level; install in an environment free of corrosive gases, liquids, and excessive dust.
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Options |
Ethernet Interface, Modbus RS-485 Communication, Custom Speed-Torque Characteristics, Mechanical Gearbox, Mechanical Brake, Metric Mounting Dimensions, and Custom Packaging
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Conformity |
CE |
Low Voltage Directive (73/23/EEC) and EMC Directive (93/68/EEC) |
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Approvals (Pending) |
UL 508C |
Power Conversion Equipment |

Please contact our Application Engineering for specific model. MCS is designed to tailor its performance to various models and options.
Motor Control System (MDS) Model Numbering
| MDS POWER | AC INPUT VOLTAGE | MECHANICAL CONFIGURATION OPTIONS | COMMUNICATION | ELECTRICAL OPTIONS |
MDS05 |
1GB |
01 |
01 |
XX |
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0.5HP |
1 - single phase 115V G - Gearbox |
01 - NEMA 56 Consult factory for various options |
0 - Manual Control 1 - Ethernet 2 - Modbus TCP/IP 3 - EtherCAT |
Consult factory for various options |
EXAMPLE: MDS1 - 3 - 02 - 0 - XX
MDS unit: 1HP, three phase 230V AC, no gearbox/brake, NEMA 56C, Manual Control, no electrical options
MDS Mechanical Dimensions

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MCS DIMENSIONS |
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MODEL |
MDS05 |
MDS1 |
MDS1.5 |
MDS2 |
MDS3 |
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HP [kW] |
0.5 [.37] |
1 [.75] |
1.5 [1.12] |
2 [1.49] |
3 [2.24] |
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"A" inch [mm] |
5.5 [140] |
6.5 [165] |
7.5 [191] |
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| # | Name | Type | Size (MB) |
| 1. | MDS Integrated Motor-Drive Flyer MDS_Flyer.pdf | 2.5 | |
| 2. | MDS Integrated Motor-Drive Specification Booklet MDS Family.pdf | 0.8 |
