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High Voltage Solid State Soft Starter - SHMV-YTG Series | China Suppliers & Factory Solutions for Medium Voltage Motors
Structural Features
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Handcart type vacuum circuit breaker, SHMV-YTG soft starter, and bypass vacuum contactor.
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2mm aluminum-zinc steel plate cabinet, CNC processed, high-strength bolt connection. IP4x protection.
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Four separate functional compartments: trolley, high-voltage bus, high voltage cable, and soft starter rooms.
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Integrated design of switch, soft-up, and bypass cabinets; space-saving with high power density.
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Compact size: 30%-50% smaller than other soft starter methods.
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Ideal for technical transformation and replacement in limited on-site locations. (Split design optional).
Applications
Widely used in power systems, metallurgy, mining, petroleum, chemical, water treatment and other industries for high voltage squirrel-cage AC asynchronous & high-voltage synchronous motors.
Voltage Range: 3.3~10KV | Power Range: 220KW~5600KW.
Performance and Parameters
- Control mode: kick start, voltage ramp, constant current, speed control (Optional).
- Starting mode: soft start, straight up, soft stop, free stop.
- Operation mode: Cabinet, external control, communication remote control (optional).
- Communication: RS 485 interface: Modbus/Profibus protocol (optional).
- Analog output: motor operating current, signal 0-10V or 4-20mA.
- Initial voltage: 10% to 50% (expandable to 5%-80% Un).
- Current limiting: 100% to 400% In (expandable to 500%In).
- Start/stop time: 1~30S (expandable to 90S).
- LCD display: current, starts, running time, failure, multi-language support.
- Noise: <80db.
- Cooling: Natural cooling.
- Protection class: IP42 (IP54 optional).
Working Environment and Conditions
• Temperature: Running: -10°C to 50°C | Storing: -20°C to 70°C.
• Humidity: ≤ 95% at +50°C.
• Environment: Free of explosion hazards and corrosive gases. Pollution level: ≤ 3.
• Altitude: < 1000m (expandable to 4000m).
• Vibration: 10Hz to 150Hz, acceleration not more than 0.5m/s².
• Power Supply: 10KV/50Hz fluctuation -15%~+10%.
System Diagram and Appearance
Product Selection & Size
| Model | Voltage (kV) | Current (A) | Power (kW) | Dimensions WxDxH (mm) |
|---|---|---|---|---|
| SHMV-YTG-3.3-50 | 3.3 | 50 | 220 | 1000X1500X2300 (Std) 800X1500X2300 (Cust) |
| SHMV-YTG-3.3-100 | 3.3 | 100 | 450 | |
| SHMV-YTG-3.3-150 | 3.3 | 150 | 630 | |
| SHMV-YTG-3.3-200 | 3.3 | 200 | 900 | 1000X1500X2300 |
| SHMV-YTG-3.3-400 | 3.3 | 400 | 1800 | 1200X1500X2300 |
| SHMV-YTG-6-50 | 6 | 50 | 400 | 1000X1500X2300 (Std) 800X1500X2300 (Cust) |
| SHMV-YTG-6-100 | 6 | 100 | 800 | |
| SHMV-YTG-6-150 | 6 | 150 | 1250 | |
| SHMV-YTG-10-50 | 10 | 50 | 690 | 1000X1500X2300 (Std) 800X1500X2300 (Cust) |
| SHMV-YTG-10-200 | 10 | 200 | 2800 | |
| SHRMV-YTG-10-400 | 10 | 400 | 5600 | 1200X1500X2300 |
Note: Typical product data. Parameters based on actual product.
Technical Indicators
General Information
| Main Power Supply | 2300V - 11000V (+10% -15%) |
| Frequency | 45~65Hz (Automatic adjustment) |
| Control Voltage | 110~230V (+10% -15%) |
| Insulation Level | Up to 32,500V for 11000V systems |
Motor Protection
| Start Times Limit | 1 to 10 starts in 1 to 60 minute cycle |
| Stall Protection | Trips if full beam not reached within 1-30s (ext 90s) |
| Electronic Overload | 75%~150% FLA adjustable curves |
| Phase Protection | Phase loss, sequence, and imbalance protection |
| Voltage Protection | Under voltage (50%-125%) and Over voltage (110%-125%) |
| Thermal Protection | Heatsink overtemperature trip at 85°C |
Frequently Asked Questions (FAQ)
What industries are suitable for this high voltage soft starter?
It is widely used in power systems, metallurgy, mining, petroleum, chemical, and water treatment for controlling high-voltage squirrel-cage AC asynchronous and synchronous motors.
What is the voltage and power range of the SHMV-YTG series?
The system supports a voltage range of 3.3KV to 10KV and is suitable for motors with power ratings from 220KW up to 5600KW.
How does the integrated cabinet design save space?
The design integrates the high-voltage switch, soft-up cabinet, and bypass cabinet into a single unit, making it 30%-50% smaller than traditional soft starter methods.
What protection features are included for the motor?
It includes comprehensive protection: electronic overload, phase loss, phase sequence, under/over voltage, ground current fault, stall protection, and heatsink overtemperature.
Can the cabinet be used in high-altitude environments?
Yes, while the standard configuration is for altitudes under 1000m, it is expandable to support environments up to 4000m.
What are the cooling and protection class specifications?
The system uses natural cooling. The standard protection class is IP42, with an optional IP54 rating available for special requirements.