SCE906-001-01 Pacific Scientific
Wake Industrial LLC is not an authorized distributor of this product.
Wake Industrial LLC is not an authorized distributor of this product.
The Pacific Scientific SCE906-001-01 is a servo drive in the SCE900 Servo Drives series, providing a continuous output current of 22.5 Amps and peak output current of 45.0 Amps. It supports a bus power input range of 180 to 528 VAC, 3-phase, and is cooled by internal forced air. The drive offers a feedback resolution of 16,777,216 counts per revolution and accommodates analog or incremental digital command interfaces.
Internal Product Review
The SCE906-001-01 is a Pacific Scientific servo drive designed for analog or incremental digital command inputs. Continuous output current of 22.5 A and peak output current of 45.0 A give the unit strong headroom for demanding axis control. A 16,777,216 counts/rev feedback resolution and 1500 Hz current loop bandwidth support very refined servo response.
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Product Description:
The SCE906-001-01 is a rack-mount servo drive manufactured by Pacific Scientific as part of the SCE900 Servo Drives series. Positioned between a motion controller and a brushless motor, it converts high-voltage input power into tightly regulated phase currents so that industrial actuators follow commanded position, velocity, or torque profiles. By combining power conversion, signal conditioning, and 24-bit feedback processing in one unit, it simplifies cabinet layouts for packaging lines, pick-and-place modules, and other automated equipment.
This drive accepts a three-phase input of 180–528 VAC and needs a separate 90–264 VAC single-phase feed for its control logic. Command signals can be analog in a range of ±13.5 V or incremental digital pulses up to 800 kHz, giving flexibility for PLCs or standalone motion controllers. Continuous axis current reaches 22.5 A, while short bursts can rise to 45.0 A for acceleration or disturbance rejection. Rotor feedback is processed at a resolution of 16,777,216 counts/rev, and the position register accepts up to 65,536 steps per revolution from the controller. With a speed envelope of 0 to 21,000 rpm, the amplifier supports both low-speed indexing and high-speed spindle operation. Internal forced-air cooling pulls heat across the power module, and the steel chassis measures 9.0 in wide, 14.50 in high, and 11.0 in deep to fit standard machine enclosures.
The control loops are tuned so that the position loop closes at 100 Hz, the velocity loop at 400 Hz, and the current loop at 1500 Hz. This hierarchy lets the drive correct torque errors first, refine speed next, and then align position accurately during dynamic motion. High loop bandwidth, combined with an 800 kHz input limit, allows tight synchronization to electronic cams and master encoders without oscillation. Internal diagnostics monitor airflow, bus voltage, and IGBT temperature so the drive can throttle or fault before hardware is damaged.
