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PANASONIC Servo Drive
Brand: PANASONIC -
Code:MSDA083A1A
| Combination name | Availability | Price |
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AC Servo Amplifier – PANASONIC MSDA083A1A
The MSDA083A1A is an AC servo amplifier (“AC Servo Amplifier”) from the MINAS A series, manufactured by Panasonic (Industrial Automation Division, formerly Matsushita Electric Works). It is designed for precise control of AC brushless motors in the MSM082 Panasonic family and is rated in size 083, compatible with ~750 W motors. The power supply is single-phase 100 V AC, 50/60 Hz (suffix A1); control is achieved via analogue ±10 V reference or pulse train (Pulse/Dir or CW/CCW). Feedback is handled by an incremental encoder mounted on the motor. The drive is documented in applications on CNC machine tools, industrial robots, and process automation equipment.
The servo amplifier is the power and regulation module that converts the position or velocity reference from the CNC into PWM-modulated three-phase current for the brushless motor: it closes the current, speed, and position loops in real time, ensuring precise and stable dynamic response. In the event of failure, the axis or function driven by this unit loses all control, causing immediate machine stoppage and preventing any resumption of the machining process until the unit is replaced or repaired.
Panasonic (formerly Matsushita Electric Works) is one of the world’s leading manufacturers of AC servo systems, with the MINAS product line available since the 1990s. The MINAS A series has been progressively superseded by the MINAS A5 and subsequently A6 series; products in the original MSDA family are therefore legacy / discontinued, available only as used, NOS (New Old Stock), or through specialist repair services.
Main Technical Specifications
| Type | AC Servo Amplifier |
| Part number | MSDA083A1A |
| Brand | Panasonic – MINAS A Series (formerly Matsushita Electric Works) |
| Known application | CNC machine tools, industrial robots, process automation; compatible with Panasonic AC brushless MSM082 series motors (~750 W) |
| Function | AC brushless motor position, speed, and torque control |
| Supply voltage | 100 V AC single phase, 50/60 Hz |
| Rated motor power | ~750 W |
| Command interface | Analogue ±10 V / pulse train (Pulse/Dir or CW/CCW) |
| Feedback | Incremental encoder (2500 ppr typical, CN SIG connector) |
| Built-in protections | Overcurrent, overvoltage, undervoltage, overtemperature, encoder fault |
| Connectors | CN SIG (I/O signals), CN X5 (encoder), CN X1/X2 (power supply/motor) |
| Weight | ~0.8–1.5 kg |
| Dimensions | ~55–70 × 150–200 × 130–165 mm |
| Production status | Legacy / discontinued — used/NOS/repair only |
