⚡ Sungrow ATS Cabinet + EMS300 with 250kVA Isolation Transformer

Seamless Backup. Industrial-Grade Energy Control.

The Sungrow ATS Cabinet with EMS300 and integrated 250kVA isolation transformer delivers dependable off-grid switching, advanced protection, and smart control for C&I energy storage systems. Designed for large installations, it ensures your system remains online with zero compromise on safety, efficiency, or durability.

✅ Key Features:

• Automatic Transfer Switch (ATS) – Seamless grid/off-grid transition in under 20ms

• Integrated EMS300 – Monitors, optimizes, and controls energy flow in real-time

• 250kVA Isolation Transformer – Protects sensitive equipment and ensures safe operation

• IP55 Rated Enclosure – Durable in harsh outdoor conditions

• C3/C5 Anti-Corrosion Coating – Built for coastal and industrial zones

• Air Cooling – Efficient and low-noise operation

• Remote Upgrade Capability – One-key updates via iSolarCloud

• Full Compatibility – Designed to pair with Sungrow ST225kWh-110kW Energy Storage Systems

⚙️ Technical Specifications:

• Nominal Voltage: 400V

• Nominal Frequency: 50Hz / 60Hz

• Isolation Transformer Capacity: 250kVA

• Switching Time: ≤20ms (on/off-grid)

• Dimensions: 1150 × 2450 × 1610 mm

• Weight: 2800 kg

• Degree of Protection: IP55

• Temperature Range: -30°C to +50°C (derating >45°C)

• Max Altitude: 3000m

• Cooling: Air-cooled

• Corrosion Protection: C3 standard (C5 optional)

• Humidity Range: 0–100% RH

• Communication: Ethernet | Protocol: Modbus TCP

• Certifications: IEC 62619, IEC 62040, IEC 61000, UN 38.3, NRS 097-2-1

🛒 Engineered for mission-critical backup and smooth power transitions.

👉 Secure your energy with the Sungrow ATS Cabinet + EMS300 + 250kVA Transformer.