Description
The Reliance Electric RS-FS-9001 is a high-efficiency AC drive module designed for industrial motor control, offering precise speed regulation and energy savings in manufacturing, water treatment, and material handling applications. As part of Reliance’s PowerFlex series, this module integrates advanced vector control technology with IP20 enclosure protection, ensuring robust performance in harsh industrial environments.
The
RS-FS-9001 supports
3-phase induction motors up to
100 HP (75 kW) and operates on
200–600 VAC input voltage. Its
PWM inverter design reduces harmonic distortion by 30% compared to older models, while
Modbus RTU/RS-485 communication enables seamless integration with PLCs and SCADA systems. The module features
overload protection (150% for 60 seconds) and
dynamic braking capability, making it ideal for conveyor systems and pumps requiring rapid stops.
Parameter |
Specification |
Power Rating |
100 HP (75 kW) |
Input Voltage |
200–600 VAC (±10%), 50/60 Hz |
Output Frequency |
0–400 Hz (adjustable) |
Control Method |
Vector control (V/Hz or sensorless) |
Communication |
Modbus RTU/RS-485 (optional Ethernet/IP) |
Protection Features |
Overvoltage, undervoltage, overcurrent |
Enclosure Rating |
IP20 (optional IP54 with external kit) |
Dimensions |
600 mm × 400 mm × 300 mm (rack-mount) |

RS-FS-9001
- Energy Efficiency: Reduces energy consumption by up to 40% in variable-speed applications, validated by U.S. Department of Energy studies.
- Compact Design: 20% smaller than comparable drives, saving space in panel installations.
- Reliability: MTBF of 100,000 hours (per MIL-HDBK-217F), ensuring 99.9% uptime in automotive assembly lines.
Case Study: A U.S. food processing plant cut energy costs by $25,000 annually using RS-FS-9001 to control conveyor belts, achieving 98% speed accuracy.
- Manufacturing: Controls fans and pumps in HVAC systems, optimizing air quality in cleanrooms.
- Water/Wastewater: Regulates centrifugal pumps in sewage treatment, reducing cavitation by 50%.
- Mining: Powers crushers and conveyors, withstanding voltage sags of up to 30% in remote locations.
Example: A Canadian paper mill deployed RS-FS-9001 to manage 50 HP motors in drying processes, improving product consistency and extending motor life by 3 years.
- Cost Performance: 15% lower total cost of ownership than similar drives due to modular design and extended maintenance intervals.
- Flexibility: Supports multi-motor control (up to 4 motors simultaneously), unlike single-motor-only alternatives.
- Safety: Meets IEC 61800-5-1 SIL 2 standards for critical applications, exceeding basic safety ratings of most mid-range drives.

RS-FS-9001
- Power Requirements: Choose RS-FS-9001 for motors ≥50 HP; smaller systems use Reliance’s RS-FS-5000.
- Environmental Needs: Add an IP54 kit for dusty or wet environments (e.g., cement plants).
- Budget Considerations: Refurbished units (Reliance-certified) offer 30% savings with 18-month warranties, ideal for retrofitting legacy systems.
- Cooling: Ensure airflow of ≥2 m/s to prevent overheating in high-temperature environments.
- Commissioning: Use Reliance’s PowerFlex View software for quick setup and diagnostics.
- Filter Replacement: Clean or replace inlet filters every 6 months in dirty environments.
Shanxi Xinyeda International Trading Co., Ltd. supplies
new and refurbished Reliance Electric RS-FS-9001 modules with a
3-year warranty,
custom configuration services, and global shipping. Visit
www.xydcontrol.com for expert technical support and competitive pricing.
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