SNR UPS-ONT-020-BXL31 [11/34] Mi filter rectifier pfc inverter

Product Description

High Performance 10-20k UPS

Fig 1- 4: Normal Mode

Static Bypass Mode

If inverter is failure or overload, UPS will transfer to bypass mode. Or press ON/OFF to transfer to

bypass mode in normal mode. The load is feed by input power directly, and UPS can not protect load

from surge. Shown as Fig 1-5.

TVS&RFI/E

MI filter

rectifier/PFC INVERTER

CHG

BATT

BYPA

Fig 1- 5:

Bypss Mode

Battery Mode

If input power is failure when in normal mode, UPS will transfer to battery mode. In this mode, the

battery provide power to inverter. Shown as Fig 1-6.

NOTICE: press ON/OFF in battery mode will shutdown UPS completely.

TVS&RFI/E

MI filter

REC/PFC INVERTER

CHG

BATT

BYPA

input

Fig 1- 6:

Battery Mode

ECO Mode (only available for single unit)

When UPS works in ECO mode, load is feed by bypass. Inverter is standby, charger is working

normally. The efficiency is up to 98%, but UPS can protect the load from surge disturb. If input

power is failure, UPS transfer to battery mode. Shown as Fig 1-7.