New
400 Hp (320 KW) Soft Starter, 640 A, 3ph 380v/440v/480v
from
$1,938.85
Ex Tax: $1,938.85
- Stock: In Stock
- Model: GS320
- Weight: 1.00
- SKU: GS320
High quality 400 hp soft starter, 320 kW three phase 380V, 400V, 440V, 460V or 480V AC motor soft starter to protect the motor from inrush current impact, buy it from the manufacturer directly with wholesale price.
| Model | GS3-320 (380v, 400v, 440v), GS4-320 (460v, 480v) | ||
| Capacity | 400 hp (320 kw) | ||
| Current | 640 amps | ||
| Weight | 32 kgs | ||
| Dimension | 560*290*245 mm | ||
| Input | Voltage | Three-phase 240v, 400v, 480v, 690v AC | |
| Frequency | 50Hz/ 60Hz | ||
| Adaptive Motor | Squirrel-cage three-phase asynchronous motor | ||
| Starting Times | It is recommended not to exceed 20 times per hour. | ||
| 485 Communication | DB9 interface, male plug, ① is RS485+, ⑥ is RS485- | ||
| Control Mode |
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| Start Mode |
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| Stop Mode |
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| Protective Function |
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| Ambient | Place to be used | Indoor location with good ventilation free from corrosive gas and conductive dust. | |
| Altitude | Below 1000M. It has to increase the soft starter rate power when the altitude is more than 1000M. | ||
| Temperature | -30 +55 oC | ||
| Humidity | 90%RH without dew condensation. | ||
| Vibration | <0.5G | ||
| Structure | Enclosure | IP 20 | |
| Cooling | Natural wind cooling. | ||
Details
Tips: High-Capacity Soft Starters Applications
High-capacity soft starters are critical for controlling industrial motors, solving issues of inrush current and mechanical stress. Here are their four core application areas:
- Power Generation: As a core solution for critical auxiliaries in power plants, they are widely used for large fans and high-pressure water pumps. Their smooth starting capability is fundamental to ensuring plant safety and grid stability.
- Water & Wastewater: They are standard equipment in municipal water supply and drainage pumping stations. Soft starters effectively eliminate destructive "water hammer" during pump operations, which is vital for protecting pumps and extensive pipeline systems.
- Oil, Gas & Petrochemical: In highly explosive environments, they drive large compressors, injection pumps, and pipeline pumps. Soft starting significantly reduces the risk of equipment failure caused by mechanical shock, enhancing operational continuity and reliability.
- Mining & Metallurgy: They provide smooth starting torque for heavy-duty equipment like mine hoists, long-distance conveyors, and crushers. This not only prevents belt slippage but also greatly extends the service life of drive-train components like gears and bearings.