STS200/400/600 Series Static Transfer Switch Module
At a glance
The STS200/400/600 series static transfer switch modules are fast transfer switch modules developed for small and medium-sized energy storage plus backup power microgrids, supporting seamless on-grid/off-grid switching with a switching time of <20ms, and supporting on-grid/off-grid switching standards of multiple countries.
Key Features
- Switching time <20ms
- Seamless on/off-grid switching
- Grid-side/load-side detection
- Supports switching standards of multiple countries
- Integrated LocalEMS
- Multiple communication interfaces (RS485/CAN/4G)
Product Description
The STS200/400/600 series static transfer switch modules support seamless on-grid/off-grid switching, featuring grid-side/load-side voltage, current, and power detection. They integrate LocalEMS internally and support multiple communication interfaces such as RS485×3, Modbus TCP, CAN, and 4G. They are suitable for scenarios including PV-storage microgrids, backup power, emergency power, and diesel-storage systems.Specifications
| 型号 | STS200 / STS400 / STS600 |
|---|---|
| 额定功率 | 200KW / 400KW / 600KW |
| 交流电压(范围) | 400V/230V（-20%~+15%） |
| 频率范围 | 50Hz/60Hz（±5Hz） |
| 最大交流功率 | 220KVA / 400KVA / 600KVA |
| 最大交流电流 | 330A / 660A / 1000A |
| 切换时间 | <20ms |
| 谐波检测 | YES |
| 通讯口 | RS485×3 / modbus TCP / CAN / 4G |
| DIDO | DI:2路 / DO:2路 |
| 防护等级 | IP20（核心控制部分IP5X） |
| 尺寸(W*L*H) | STS200: 440*420*360mm；STS400/STS600: 650*420*360mm |
| 重量 | STS200: 35kg；STS400/STS600: 63kg |
| 工作温度 | -30~60℃ |
| 湿度 | 0~100% |
| 冷却方式 | 智能强制风冷 |
| 海拔 | 4000m（2000m以上降额使用） |
| 保护功能 | 过温保护、过流保护、过压保护、对地短路保护 |
| 核心特点 | 内部集成 LocalEMS、无缝切换、网侧/负荷侧电压电流检测、支持多国并离网切换标准 |
| 应用场景 | 工商业储能+应急备电、光储柴小型微网、移动储能、光储充电站 |
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