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PSTX300-600-70 (1SFA898114R7000) Variable Frequency Inverter 24 VDC At 5 MA/Channel
PSTX300-600-70 (1SFA898114R7000)Description
The PSTX300-600-70 (1SFA898114R7000) is an advanced, three-phase intelligent soft starter designed for the smooth and controlled acceleration and deceleration of medium-to-large AC electric motors. It integrates a high-performance solid-state control system with a built-in bypass contactor, providing a comprehensive all-in-one solution for motor control. Engineered for industrial environments, it ensures reliable operation while minimizing mechanical stress, electrical current surges, and power grid disturbances. This unit delivers precise torque and voltage control for a wide range of industrial motor-driven applications.
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.
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
Parameter
Specification
Part Number
PSTX300-600-70 (1SFA898114R7000)
Product Type
Three-Phase Intelligent Soft Starter
Rated Operational Current (In-Line)
300 A
Rated Operational Current (Inside Delta)
515 A
Main Circuit Voltage
208 – 600 V AC
Control Supply Voltage
100 – 250 V AC (50/60 Hz)
Control Circuit Voltage (Optional)
24 V DC
Rated Motor Power (400V, In-Line)
160 kW
Rated Motor Power (500V, In-Line)
200 kW
Starting Current Limit
1.5 – 7.5 x Ie
Starting Capacity
4 x Ie for 10 seconds
Ramp Time
1 – 120 seconds
Initial Start Voltage
30 – 99 %
Number of Phases
3
Protection Degree
IP00 (Unit), IP66 (Detached Keypad)
Analog Output
0-10 V, 0-20 mA, 4-20 mA
Communication
Modbus RTU (Standard); Optional Fieldbus
Dimensions (W x H x D)
258 mm x 470 mm x 279 mm
Net Weight
Approx. 15.5 kg
Operating Temperature
-25°C ~ +60°C
Storage Temperature
-40°C ~ +70°C
Humidity
5 – 95% RH, non-condensing
Certifications
CE, UL, cUL, RoHS
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Importer,Exporter,Trading Company,Seller
Year Established:
2010
Total Annual:
1000000-5000000
Employee Number:
100~120
Ecer Certification：
Active Member
Shenzhen Wisdomlong Technology CO.,LTD Mainly engaged in automation parts, PLCS,DCS,sensors, relays, dirves,encoder, servo drive,soft starter,touch screen,instrument,process control,electric transmission and factory automation aspects of the project design,software programming,technical service and ... Shenzhen Wisdomlong Technology CO.,LTD Mainly engaged in automation parts, PLCS,DCS,sensors, relays, dirves,encoder, servo drive,soft starter,touch screen,instrument,process control,electric transmission and factory automation aspects of the project design,software programming,technical service and ...
