SD902NN-001-01

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The SD902NN-001-01 servo drive delivers a peak output current of 7.5 A for 5 seconds at 50°C, with a continuous output of 3.75 A at 25°C under convection. Designed by Pacific Scientific as part of the SC900 Servo Drives series, it features a DSP-based digital control system. This unit supports optional RS-232/485 communication interfaces.

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Product Description:

A high-performance servo drive named Pacific Scientific SD902NN-001-01-01 exists to meet complex industrial requirements. This servo drive model belongs to the SC900 Servo Drives series and incorporates modern features which provide dependable motion control with precision. The SD902NN-001-01 operates with smooth precision because of its digital control system that uses DSP technology. Performance optimization occurs through built-in auto-tuning because this feature automatically adjusts parameters for improving motor response and efficiency. The system performs exceptionally well in unstable surroundings thanks to this capability. The SD902NN-001-01 produces 7.5 A peak current momentarily for 5 seconds at 50°C while running 3.75 A continuously at 25°C through natural convection from a small form factor. The unit functions using a bus voltage near 320 VDC which enables its use in demanding applications needing stable torque alongside steady speed control.

The SD902NN-001-01 supports essential industrial system connectivity through available RS-232 and RS-485 communication interfaces. The devices provide integrated communication functions that enable smooth entry into standard management systems for real-time data tracking and information exchange. The drive maintains its reliability and extended operational lifespan due to its sturdy build design that works in harsh conditions. This device operates efficiently at high temperatures through its convection cooling system which protects the equipment from unsafe conditions.

Pacific Scientific SC900 Servo Drives has established itself as a reliable solution in the market through its versatile product range which includes the SD902NN-001-01. This device delivers high efficiency together with DSP-based digital control which enables its use in CNC machinery and robotic systems as well as other automation tasks that need precise motor control. You can benefit from the SD902NN-001-01 servo drive to meet your operational requirements by choosing either system upgrades or implementing new automation solutions. Pacific Scientific provides strong and reliable motion control systems which maintain peak performance of your equipment.

Bus Voltage
320 VDC (from 240 VAC 3φ input)
Communication Options
RS-232/485, SERCOS fiber (via option cards)
Construction & Packaging
Enclosed panel-mount with integral power supply
Continuous Output Current (25°C convection)
3.75 A
Continuous Output Current (50°C convection)
2.5 A
Continuous Output Power @240 VAC 3φ 25°C
1.1 kW
Digital Control
DSP control with auto-tuning & resolver feedback
Firmware Version
001
Input Control Voltage Range
90–264 VAC; 130–370 VDC
Inrush Current
140 A peak (3 ms pulse)
Operating Ambient Temperature
0°C to 25°C (convection)
Peak Output Current
7.5 A (5 s @50°C)
Peak Output Power @240 VAC
2.2 kW (1 s pulse, 50°C forced air)
Protection Features
Short-circuit, over-temp, over/under-voltage protection

Frequently Asked Questions about SD902NN-001-01:

Q: What is the peak output current of the SD902NN-001-01 servo drive?

A: The peak output current is 7.5 A for 5 seconds at 50°C.

Q: What is the continuous output power of the servo drive?

A: It delivers a continuous output power of 1.1 kW at 25°C under convection.

Q: What control system does the drive use?

A: It features a DSP-based digital control system with auto-tuning.

Q: What communication interfaces are available?

A: The drive supports optional RS-232 and RS-485 communication interfaces.

Q: What is the bus voltage of this drive?

A: The drive operates on a bus voltage of approximately 320 VDC.


Internal Product Review

  • ‘‘The Pacific Scientific SD902NN-001-01 servo drive from the SC900 series is a high-performance solution featuring DSP-based digital control with auto-tuning. Delivering a peak output current of 7.5 A and continuous 3.75 A, it ensures precision and efficiency. Optional RS-232/485 interfaces enhance connectivity and integration.’’

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