- Contact Person : Ms. Li Cathy
- Company Name : Beijing Dynamic Power Co., Ltd.
- Tel : 86-10-83682266-361
- Fax : 86-10-63783100-722
- Address : Beijing,Beijing,No.8 Xinghuo Road, Science CIty, Fengtai District.
- Country/Region : China
- Zip : 100070
High DC Output Modular UPS Online
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Introduction It is a modular parallel redundant UPS system with flexible options, eco-friendly, easy maintenance, easy expansion, advanced input and output parameters. It is of high performance and low cost, high efficiency, compact size, high power density.
Main features Online double conversion
Modular parallel redundant N+X design for easy expansion Hot swappable modules ensure quick and online maintenance Power modules share one common battery bank Perfect current balance of input and output High reliability and performance (centralized bypass) Multi-setting of 4 kinds of working modes: (3/3, 3/1, 1/1, 1/3) Intelligent RS232 /RS422 Communication Port, Dry contactor SNMP adapter and C grade lightning proof inbuilt Green power design: Efficiency ≥ 95% Clean power: Input power factory ≥ 0.99, low THDi ≤ 5%, AC input works in CCM in order to reduce the RFI/EMI. Input/output isolation transformer (optional).
Comparison Table:
Item | DC UPS | AC UPS |
Configuration | N + 1 modular redundant design | 1 +1 dual-UPS backup |
Installation Space | Rectifier cabinet *1 Control distribution cabinet *1 Distribution cabinet *1 | AC input cabinet *1 UPS power supply *2 UPS output cabinet *2 |
Equipment Investment | Demand configuration. Modular expansion or increase the cabinet. | One-time investment is too large, expansion very difficult. |
Reliable | Batteries connect with the DC power distribution, directly protect the load, safe and reliable. | Exist single path failure point, battery needs converted then connect to load. |
System Efficiency | Efficiency 95% | Efficiency 85% |
Harmonic | no | Big harmonic, need harmonic control |
Installation | Easy open and installation | Complicate |
Maintenance | Modular design, easy on-line maintenance | Whole machine heavy, difficult line maintenance |
Remark | Standard products, low cost | Spare parts poor general, high cost. |
High DC Output Modular UPS Online
