# STS200/400/600 Series Static Transfer Switch Module - SKU: STS200 - Category: Fast static transfer switch STS - Price: ¥0 per set - Minimum order quantity: 1 set - Manufacturer: Shenzhen VGRID POWER Technology Co., Ltd. - URL: https://vgridpower.com/en/product/sts200-400-600 ## Summary 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) ## 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 --- Request a quote: https://vgridpower.com/en/contact?sku=STS200