Bypass Mode Turn-Off Procedures; Manual Bypass Mode Turn-Off Procedures; Eco Mode Turn-Off Procedures - Delta Ultron Series User Manual

6.3.3

Bypass Mode Turn-off Procedures

WARNING:
Before turning off the UPS, please read 6.1 Pre Start-up & Pre Turn-off Warnings
thoroughly and ensure that the precautions and instructions have been followed.
Step 1
Switch OFF the Input Switch (Q1) and Bypass Switch (Q2), and the UPS will transfer to
Standby mode.
Step 2
Wait for the UPS to complete the DC BUS discharging. After that, switch OFF each external
battery cabinet's breaker (Q5), and the LCD and tri-color LED indicator will be off.
Step 3
Switch OFF the Output Switch (Q4).
6.3.4

Manual Bypass Mode Turn-off Procedures

WARNING:
1. Ensure that the LCD, all LED indicators and fans are OFF.
2. Check that all the switches, breakers and power are OFF.
In Manual Bypass mode, the LCD and tri-color LED indicator are both OFF. To completely
shut down the UPS, switch OFF the Manual Bypass Switch (Q3).
6.3.5

ECO Mode Turn-off Procedures

WARNING:
Before turning off the UPS, please read 6.1 Pre Start-up & Pre Turn-off Warnings
thoroughly and ensure that the precautions and instructions have been followed.
Step 1
Tap the ON/ OFF Button (
the bypass AC source supply power. At the moment, if the bypass is abnormal, there is a
risk of output interruption.
Step 2
Switch OFF the Input Switch (Q1) and Bypass Switch (Q2), and the UPS will transfer to
Standby mode.
Step 3
Wait for the UPS to complete the DC BUS discharging. After that, switch OFF each external
battery cabinet's breaker (Q5), and the LCD and tri-color LED indicator will be off.
Step 4
Switch OFF the Output Switch (Q4).
Ultron DPS Series
) to shut down the UPS's inverter. After that, the UPS will let
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