PSTX300-600-70 (1SFA898114R7000) Variable Frequency Inverter 24 VDC At 5 MA/Channel

PSTX300-600-70 (1SFA898114R7000) Description

PSTX300-600-70 (1SFA898114R7000) Key Features

• Built-In Bypass Contactor: Integrates an internal bypass to reduce heat generation and energy loss once the motor reaches full speed, enhancing efficiency and longevity.
• Three-Phase Voltage/Torque Control: Delivers smooth, adjustable voltage and torque ramps for both starting and stopping, eliminating water hammer and mechanical shock.
• Advanced Motor Protection: Comprehensive protection suite including electronic overload, phase loss, phase reversal, under/over voltage, earth fault, and locked rotor protection.
• Flexible Control Modes: Supports voltage ramp, torque control, current limit (standard, dual, ramp), kick start, and pump cleaning functions.
• Detachable HMI: Features an IP66-rated, detachable graphical LCD keypad with multi-language support for easy setup and monitoring.
• Built-In Communication: Standard Modbus RTU protocol; compatible with optional modules for Profibus, Profinet, Ethernet/IP, and Modbus TCP.
• Heavy-Duty Durability: Control boards with protective coating to resist dust, moisture, and corrosive gases; suitable for harsh industrial environments.
• Programmable I/O & Analog Output: Configurable digital inputs and analog outputs (0-10V, 0/4-20mA) for current, voltage, and power feedback.
• Diagnostics & Logging: Extensive self-diagnostics, event logging, and runtime counters for predictive maintenance.

PSTX300-600-70 (1SFA898114R7000) Materials & Applications

Materials

• Housing: Rugged, heat-conductive metal alloy chassis with high-strength, flame-retardant plastic terminal covers.
• Power Components: High-power semiconductor thyristors (SCRs) with advanced thermal management for efficient heat dissipation.
• Circuit Boards: Multi-layer FR-4 fiberglass epoxy boards with a protective anti-corrosive conformal coating.
• Connectors: Heavy-duty screw-type terminals for main power (rated for high torque) and control wiring.
• Cooling System: Integrated heat sink with optimized airflow design for passive cooling.
• Display & Keypad: IP66-rated sealed plastic enclosure for the detachable user interface.

Typical Applications

• Pumps & Water Treatment: Centrifugal pumps, booster pumps, and submersible pumps to prevent water hammer.
• Fans & Blowers: Ventilation, exhaust, and large industrial fans in HVAC, mining, and cement plants.
• Conveyors: Belt, bucket, and chain conveyors to avoid product slippage and mechanical wear.
• Compressors: Reciprocating and screw compressors for smooth, low-stress starting.
• Mixers & Agitators: Chemical and industrial mixers to prevent splashing and equipment damage.
• Mining & Minerals: Crushers, mills, and heavy-duty machinery in harsh mining environments.
• General Industry: Any application requiring reduced voltage starting for motors up to 200kW (500V).

PSTX300-600-70 (1SFA898114R7000) Important Parameters