• ID390338521
  • MMC1239E-8521
  • Manufacturer Curtis Instruments
  • Motor type AC
  • Maximum current (S2 - 60 minutes) 135 Arms
  • Maximum current (S2 - 2 minutes) 500 (1 min) Arms
  • Nominal voltage 72-144 V
  • Series 1239E
Curtis 1239E motor controller designed for reliable control of AC induction electric motors.
On request Latest estimated delivery date: 19.11.2026
3 397,00 € excl. VAT
pc
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Product description

Curtis 1239E motor controller provides energy efficient control of asynchronous AC induction motors performing on-vehicle traction drive duties. It offers vehicle developers a highly costeffective combination of power, performance and functionality.

Intended for electric and hybrid vehicles using 60–144V nominal system voltage for high power circuits, and a 12V chassis-grounded system for low-power control circuits. Software upgrade allows use with surface permanent magnet synchronous motors. Please contact us for more information regarding this option.

Curtis motor controllers can be programmed using the Curtis Integrated Toolkit software and CAN-bus converter. We can program the controller for your specific application (additional fees apply).

MAIN FEATURES

  • Easily programmable for traction applications powered by AC induction motor
  • Isolated logic section allows all control I/O to run off the vehicle’s auxiliary 12V supply
  • Rugged sealed housing with compact dimensions and IP65 protection
  • Compatibility with CANopen and easy integration with CAN-bus components
  • Dual microprocessor architecture ensures the highest functional safety performance level

Details

Motor type AC
Maximum current (S2 - 60 minutes) 135 Arms
Maximum current (S2 - 2 minutes) 500 (1 min) Arms
Nominal voltage 72-144 V
Series 1239E
Minimum voltage 50,4 V
Maximum voltage 170 V
Dimensions 232mm x 275mm x 85mm
IP rating IP65
Recently
viewed
ID 390338521

On request
  • Series
    1239E
  • Motor type
    AC
  • Maximum current (S2 - 60 minutes)
    135 Arms
  • Maximum current (S2 - 2 minutes)
    500 (1 min) Arms
  • Nominal voltage
    72-144 V
  • Minimum voltage
    50,4 V
  • Maximum voltage
    170 V
  • Dimensions
    232mm x 275mm x 85mm
  • IP rating
    IP65
3 397,00 € excl. VAT
ID 390327521

On request
  • Series
    1238E
  • Motor type
    AC
  • Maximum current (S2 - 60 minutes)
    175 Arms
  • Maximum current (S2 - 2 minutes)
    550 Arms
  • Nominal voltage
    72-96 V
  • Dimensions
    232mm x 165mm x 85mm
  • IP rating
    IP65
2 575,70 € excl. VAT
ID FD83-2126-32-32

On request
  • Size
    -32
  • Coupling size
    G2-11 BSP
  • Thread type
    Female
899,69 € excl. VAT
ID 157B7033

In stock
  • Spool type
    PVB
  • Spool type
    PVBS
  • Symmetric flow
    Yes
  • A to T flow rate
    65 l/min
  • P to A flow rate
    65 l/min
  • B to T flow rate
    65 l/min
  • P to B flow rate
    65 l/min
  • Function in neutral position A
    Closed A
  • Function in neutral position B
    Closed B
  • Spool control type A
    Pressure control A
  • Spool control type B
    Pressure control B
  • PVBS check valve
    Check valve AB
  • Spool deadband
    1,5 mm
  • PVMR friction detent
    No
  • PVM type
    Yes
  • Hydraulic activation
    No
  • Spool characteristic
    Progressive
  • PVG type
    PVG 32
  • Related documents
    520L0344
50,74 € excl. VAT