High Frequency ups power supply

EA980 Online UPS 3/3

Features
1. DSP Complete Digital Control Technology
Our EA980 series online UPS 3/3 features fully digital control with two DSPs. All the subsystems are digital controlled including the IGBT rectifier, inverter, charger and discharger. This complete digital control improves UPS reliability, flexibility, security and stability.

2. Excellent Electrical Properties
The use of true online double conversion instruction offers safe and effective power protection for various loads. With strong output load capacity, it is fit for various loads.

3. High Input Power Factor, Green and Energy-Saving
The online UPS has input end with PFC to make the input PF of the whole UPS up to 0.99. With features of low harmonic current, green environmental protection, and energy efficiency, it can increase the utilization of the grid and decrease the running cost of UPS.

4. Strong Environmental Adaptability
It has wide input voltage and frequency range and able to adapt to all kinds of climatic and geographical environments. It can facilitate fuel access input power or other power generating equipment input.

5. Comprehensive Protection Measures
1.) It features surge protection, short circuit protection, and other protection to ensure the reliability of UPS.
2.) IGBT and SCR use the advanced EUPEC power module.
3.) With the use of IGBT driving technology, IGBT soft over-current shutdown improves the reliability and safety of inverter.

6. Intelligent Battery Management
1.) Intelligent battery management is used to prolong the life of the battery and decrease the maintenance.
2.) To avoid any damage caused by the big charging current, the max battery charging current can set by end users according to the battery features.
3.) Designed with a periodic self-test battery, detecting battery problems in a timely manner and battery over voltage or current protection to protect the battery.

7. Cold Start and Mains Start Function
1.) When mains is abnormal, direct start of the UPS through the battery can be done to meet the emergency needs.
2.) When battery is unavailable, direct start of the UPS through mains, being used as a stabilizer.

8. Superior Network Monitoring Capabilities
1.) This online UPS has software monitoring feature. RS232 and USB and other communication ports are allowed.
2.) It uses remote SNMP management, supporting TCP / IP protocol, remote network management.
3.) The flexible networking options make the monitoring and management of UPS convenient at any time and in any place.

9. Easy-Maintenance Design
1.) The system adopts the full front maintenance, reducing the restrictions on the installation space, and saving the space of computing center.
2.) It is convenient and easy for site maintenance with modular design class.
3.) With manual maintain bypass, users can maintenance without interrupting the power of load and replace the battery without disrupting the running of UPS.
4.) It has a historical records search function and can record the event information and warning message up to 10,000 items.

10. Friendly Interface
It is designed with a big LCD display and both the Chinese and the English version can be displayed. It has an LED status indication and shows abundant information display of UPS.

11. Optional
This online UPS 3/3 uses an alarm dry contact board, RS485 communication port, remote network management SNMP card, lightning protection components, and input and output isolation transformer cabinet.

Applications
Our EA980 online UPS 3/3 is applicable to internet service providers (ISP), internet data centers (IDC), medium-scale network systems, computing centers, billing centers, bank and securities, business server groups, industrial automation, medium-scale office automation, precision equipment, etc.

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