LEGRAND inform DSP EVO 6 KVA - UPS Principle Diagram and Explanation; Product Category Details

7
Maintenance Switch
Bypass
Charger
Battery Group
Input Switch
AC
Input
AC
Output
Inverter
Rectifier
Switch
Fig. 2-1 UPS Principle Diagram
1. Input filter: Complete filtering the input AC utility power to provide the clean
power for UPS.
2. AC/DC converter: Convert the filtered AC mains to DC and boost the DC for DC/
AC inverter.
3. DC/DC booster: When the UPS works in battery mode, the circuit boosts the
DC for DC/AC inverter.
4. DC/AC inverter: Convert the boosted DC to stable AC output.
5. Bypass: When overload or failure of inverting happen in the UPS, it transfers to
bypass mode to supply power to loads.
6. Charger: Standard unit provides 1A;
7. Battery: Sealed Lead Acid Battery.
8. Output filter: Complete filtering the output of the UPS to provide the clean
power for loads.
UPS Type Remark
Standard
unit
6KVA
Internal 16～20PCS (12V/PCS) batteries
10KVA
Internal 16～20PCS (12V/PCS) batteries
2.2 THE PRINCIPLE OF THE PRODUCT
2.3 PRODUCT CATEGORY