IAC

Yaskawa GA50U4031EBA

GA500 Drive

Lifecycle & replacement

Lifecycle status not published

Yaskawa's published discontinuation lists (checked 2026-09-01) do not assign a lifecycle status to this part number.

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IAC stocks legacy spares and exchange units and quotes upgrade paths. Send us the nameplate details and we will confirm a compatible replacement.

Checked against: Yaskawa America Support By Product - Inverter Drives; Yaskawa America Support By Product - Servo Amplifiers; Yaskawa America Support By Product - Servomotors; Yaskawa America Support By Product - Machine Controllers; Yaskawa America Support By Product - PLC Controllers; Yaskawa America Support By Product - Spindle Drives; Yaskawa America Support By Product - Spindle Motors; Yaskawa product page carrying the verbatim definition of Legacy.

Part number breakdown

Decoded from GA500 AC Microdrive for Industrial Applications, bulletin BL.GA500.01 (Yaskawa America) (BL.GA500.01), Specifications - Catalog Code Designation + Ratings table, p.14-15. Codes the document does not list are shown as not documented.

  • Product series
    GA50
    GA500 Series
    Source: BL.GA500.01 p.14-15
  • Region code
    U
    Americas
    Source: BL.GA500.01 p.14-15
  • Voltage class
    4
    480 V Three-phase
    Source: BL.GA500.01 p.14-15
  • Rated output current code (ND / HD amps per voltage class)
    031
    31 A ND / 24 A HD (480V)
    Source: BL.GA500.01 p.14-15
  • Ratings-table model (voltage + current)
    4031
    4031: power output 20 HP, rated output current 31 A, normal duty rating
    ratedOutputHp: 20ratedCurrentA: 31duty: normal
    Source: BL.GA500.01 p.14-15
  • EMC filter option
    E
    Built-in EMC filter
    Source: BL.GA500.01 p.14-15
  • Enclosure
    B
    IP20/Protected Chassis
    Source: BL.GA500.01 p.14-15
  • Environmental specifications
    A
    Standard
    Source: BL.GA500.01 p.14-15

Technical specifications

480V, 3-Phase Input, IP20/Protected Chassis w/ EMC Filter
Normal Duty Output - HP20
Normal Duty Output - Amps31
Heavy Duty Output - HP15
Heavy Duty Output - Amps24
Dimensions (in.) - H11.81
Dimensions (in.) - W7.09
Dimensions (in.) - D7.72
Weight (lbs.) 112.1
Drawing (By Frame #) - 2DFr 6
Drawing (By Frame #) - 3DFr 6B
Specifications
Overload Capacity110% for 60 sec. (ND), 150% for 60 sec. (HD)
Output Frequency0~590 Hz
Control MethodsOpen Loop Current Vector; Open Loop V/f
Motor TypesInduction Surface Permanent Magnet Interior Permanent Magnet Synchronous Reluctance
Protective DesignIP20/Protected Chassis IP20/UL Type 1 kit available IP20/Finless
Ambient Operating Temperature-10 to +50°C (IP20/Protected Chassis) -10 to +40°C (with UL Type 1 kit) up to +60°C with derate
Global CertificationUL, CE, RCM, RoHS
Functional SafetySafe Torque Off, SIL3 according to IEC 62061, PLe according to ISO 13849-1
Standard I/O(7) multi-function digital inputs (24 VDC) (2) multi-function analog inputs (0 +/- 10 VDC, 4-20 mA) (1) multi-function pulse inputs (2) Safe Torque Off inputs (1) fault relay output (form C) (2) multi-function outputs (photocoupler) (1) multi-function analog output (0 to 10 VDC / 4 to 20 mA) (1) multi-function pulse output
Network CommunicationEmbedded: Modbus RTU, RS-485, 115 kbps Optional: EtherNet/IP, DeviceNet, Modbus TCP/IP, PROFINET, PROFIBUS-DP, EtherCAT, MECHATROLINK-II, MECHATROLINK-III
Speed Control Range200:1 Open Loop Vector (IM Motors) 100:1 Open Loop Vector (PM Motors)
Speed Control Accuracy≤ 0.2%; Open Loop Vector
Speed Response≥ 20 Hz: Open Loop Vector (Induction Motors) ≥ 40 Hz: Open Loop Vector (PM Motors)
Function Block DiagramsUp to 100 connections, 1ms program scan time

Documentation & CAD

Files hosted by Yaskawa; links open the official document or download page. 3D CAD requires a free Yaskawa login.

Datasheets & catalogs

Manuals

2D drawings

Certificates

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Specifications compiled from official Yaskawa product documentation. Always confirm against the datasheet for your exact unit and revision.