1. Electricity - Electronics
  2. Power Supply
  3. On-line UPS
  4. Sicon Chat Union Electric Co., Ltd

On-line UPS CMS-640/40
three-phaseindustrialdata center

on-line UPS
on-line UPS
on-line UPS
on-line UPS
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Electrical characteristics
industrial, data center, for server rooms
Other characteristics
with LCD display, redundant, high-frequency

Min.: 36,000 W

Max.: 576,000 W

576,000 W

Output power kVA

Min.: 40 kVA (54.38 hp)

Max.: 640 kVA (870.16 hp)

640 kVA (870.16 hp)


Overview CMS-640 series modular UPS provides power capacity of 640KVA in one single system. With innovative current sharing rectifier control, master-slave synchronization in sequence control, multi-level decentralized control and 3-level sine wave modulation technology, it features great efficiency, flexibility and reliability. CMS has been proven to be the best choice for large data centers, as well as for other mission critical environments. Feature Modular design with N+X redundancy ,online hot-swappable, online maintenance, expansion. High power density of 640KVA in one single cabinet, 40kva power module. Overall efficiency ≥ 95%(AC-AC), inverter efficiency ≥ 98%(DC-AC), THDI ≤ 5%, and input PF﹥0.99. Each module automatically even shares the input and output current, all UPS modules share batteries. Battery management: Battery discharge management, auto-transfer between floating and even charging, temperature compensation. Standard configuration: Manual maintenance bypass, SPD(Class C), RS232, RS485 Communication ports, SNMP (optional), Remote monitor software, dry contacts.


*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.