Pre-tested Online Soft Starter Cabinet
The SZ900 Online Soft Starter Cabinet is a high-performance industrial motor control solution designed for full-scenario industrial applications. Covering a wide power range from 18.5kW to 630kW, it serves small to large-scale manufacturing, HVAC, and power generation industries. Combining user-friendly design, smooth motor control, comprehensive safety protection and intelligent monitoring functions, this…
The SZ900 Online Soft Starter Cabinet is a high-performance industrial motor control solution designed for full-scenario industrial applications. Covering a wide power range from 18.5kW to 630kW, it serves small to large-scale manufacturing, HVAC, and power generation industries. Combining user-friendly design, smooth motor control, comprehensive safety protection and intelligent monitoring functions, this cabinet effectively reduces equipment wear, cuts operational and maintenance costs, and ensures stable, efficient and safe long-term operation of motor equipment. It supports seamless automation system integration, perfectly matching modern intelligent industrial production demands.
1. Compact & User-Friendly Design
Featuring a compact structure and intuitive operation interface, the SZ900 requires minimal installation space and is highly compatible with existing industrial setups. It simplifies installation, operation and staff training procedures, greatly saving time and labor costs for project deployment and daily use.
2. Smooth Startup & Long Equipment Lifespan
It adopts precise controlled gradual startup technology to eliminate harsh startup impact and torque shock. This effectively reduces mechanical wear on motors and matched equipment, avoids frequent equipment failures, and significantly extends the service life of heavy-duty and precision industrial machinery.
3. Wide Power Compatibility & Strong Flexibility
With a full power range of 18.5kW to 630kW, the product covers all types of industrial motor load demands. Users can select targeted models according to actual application scenarios, realizing customized motor control and optimal cost performance for diverse industrial projects.
4. Intelligent Remote Integration & Efficient Management
Supporting multiple mainstream communication protocols, the cabinet can be seamlessly integrated into industrial automation systems. It enables remote real-time monitoring, parameter adjustment and equipment control, realizing centralized intelligent management and greatly improving overall industrial operational efficiency.
1. Superior Electromagnetic Anti-Interference Ability
Built with professional EMC electromagnetic compatibility design, the SZ900 resists strong electromagnetic interference in complex industrial environments. It stably maintains consistent operating performance, effectively avoiding operational errors and data fluctuations caused by external electrical signal disturbance.
2. Comprehensive Multi-Dimensional Safety Protection
Equipped with a complete full-cycle protection system to fully safeguard motors and the starter cabinet against various electrical faults:
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Voltage Protection: Prevents under-voltage, over-voltage and three-phase voltage imbalance faults
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Overheat & Overload Protection: Real-time temperature and load monitoring to avoid equipment damage
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Phase Protection: Guards against phase loss and phase imbalance to protect motors
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Short Circuit Protection: Rapid power-off response to minimize fault loss
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Startup Time Limit: Avoids excessive motor wear and prolongs equipment service life
3. Proactive Intelligent Fault Monitoring & Diagnosis
Integrated with high-precision monitoring modules, it tracks real-time motor operating data including current, voltage and temperature. It supports automatic fault detection and early warning, helping users conduct targeted maintenance in advance, effectively reducing unplanned downtime and improving production continuity.
| Power level | Overall dimensions (mm) | Installation dimensions (mm) | |||
| A(High | B(Width) | C(Thick) | A(Long) | B(Width) | |
| 18.5-75kW | 810 | 315 | 320 | ||
| 90~115kW | 1000 | 350 | 400 | ||
| 132~200kW | 1160 | 400 | 400 | ||
| 250~400kW | 1350 | 600 | 450 | ||
| 450kW | |||||
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