SC953TN-501-01 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 SC953TN-501-01 is a servo drive in the SC900 Servo Drives series. It offers a continuous output current of 7.5 Amps at 25°C with convection cooling and delivers continuous output power of 2.2 kW at 240V three-phase. The drive supports single axis programmable positioning and has a peak output current of 15 Amps.
Internal Product Review
The SC953TN-501-01 is a Pacific Scientific SC900 servo drive configured for single-axis programmable positioning and convection-cooled operation. A 7.5 A continuous output current paired with 96% power stage efficiency delivers impressively stable servo performance for efficient machine motion.
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Product Description:
The SC953TN-501-01 servo drive is produced by Pacific Scientific within the SC900 Servo Drives series. As a single-axis controller, it converts three-phase power into controlled current and voltage for brushless servo motors used in pick-and-place gantries, packaging lines, and other position-based automation. Its integrated motion engine executes programmable positioning routines for one axis. That local control capability allows repetitive moves to run directly in the drive when the application does not require a separate motion controller for every command. Because the drive handles current regulation and motion execution in the same unit, response remains consistent during indexing, positioning, and short traverse moves.
At 25 °C under natural convection, the power stage sustains 7.5 A of output current and can deliver 2.2 kW of continuous mechanical power to the motor shaft. The power section is 96% efficient, so heat generation stays low during normal operation. For quick accelerations, the drive supplies 15.0 A peak current, raising available shaft power to 4.5 kW for short periods. It supports motors with up to 2 H of line-to-line inductance, which helps when pairing the unit with larger brushless servo motors. Short-term overload capability helps the axis overcome inertia at startup or during rapid changes in commanded speed.
Lower inductance limits are also addressed; motors down to 2.0 mH can be driven without instability, which supports low-inertia motor selection. A 32K x 8 nonvolatile memory block stores parameters, motion sequences, and fault history so data remains available after power is removed. The controller communicates through programmable communication ports that can be set for the host protocol used by the machine. Base Servo Software supports parameter editing, and the fanless enclosure avoids filter servicing or fan replacement. Stored move data and retained settings help the unit resume operation with the intended setup after a power cycle.
