Description
150-F317NBD SMC Flex Soft Starter
Technical Specifications
- Product Model: 150-F317NBD
- Brand: Allen-Bradley (Rockwell Automation)
- Warranty: One Year
- Rated Current: 317 A continuous
- Mains Voltage: 200-480 VAC 3-phase, 50/60 Hz
- Motor Power Rating: 160 kW @ 400 V, 200 HP @ 460 V
- Control Voltage: 24 VDC control supply
- Start Modes: Soft start, soft stop, jog, current limit start
- Protection Functions: Overload, over-current, phase loss, over-temperature, SCR short-circuit protection
- Communication: Built-in DeviceNet, optional Ethernet/IP, Profibus DP
- Operating Temperature: 0 °C ~ +50 °C (derating above 50 °C)
- Storage Temperature: -40 °C ~ +85 °C
- Protection Class: IP00 open-frame chassis for cabinet installation
- System Compatibility: 3-phase AC induction motors, MCC motor control centers
- Diagnostics: LCD display with keypad, fault history log, real-time current monitoring
- Humidity: 5-95 % RH non-condensing
- Weight: 18.5 kg
- Dimensions: Standard SMC Flex large-frame footprint

Product Overview
150-F317NBD is a high-power SMC Flex solid-state soft starter from Allen-Bradley. It provides smooth voltage ramp-up and ramp-down for 3-phase induction motors, reducing mechanical shock and inrush current during start-up, extending motor and equipment service life. Integrated comprehensive protection and communication capabilities enable integration into PlantPAx and other automation systems. Widely applied for pumps, fans, compressors, conveyors and crushers in heavy industry. Surplus and refurbished tested spare soft starter for MCC and equipment maintenance projects.
Application Notes
- Set appropriate start ramp time and current limit according to load characteristics.
- Ensure sufficient cabinet ventilation for heat dissipation.
- Typical deployment: SMC Flex motor soft starter spare-part stocking.







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