Eco Mode Start-Up Procedures (Single)_ Only Applicable To Single Unit With Capacity Above 260Kva (Included); To Single Unit With Capacity Above 260Kva (Included) - Delta NT Series User Manual

7.2.3.2 From Manual Bypass Mode to Normal Mode (Single)
NOTE : Before executing the following start-up procedures, please refer to 7.1
1. Connect all fuses.
2. Turn on the Reserve Input breaker or switch and UPS Output breaker or switch.
3. After that, the connected loads will be power-supplied by the manual bypass and
the LCD will display 'Manual Bypass ON
Manual Bypass breaker or switch. After that, the reserve AC power
will supply power to the connected loads and the LCD will display 'Bypass
Mode
5. Turn on the
that, the DC BUS voltage will be established.
7. Press the 'ON
inverter will start up. Once the inverter voltage is established, the power will be
switched from bypass to inverter. At this moment, it will be the inverter to supply
power to the connected loads, and the LCD will display 'Normal Mode
30 seconds, the UPS will automatically execute a battery test to check if the
connected batteries are normal or not.
7.2.4 ECO Mode Start-up Procedures (Single)_
only Applicable to Single Unit with Capacity
above 260kVA (Included)
NOTE :
1. ECO mode is only applicable to single unit but not parallel units.
2. ECO mode is only applicable to the UPS with capacity above 260kVA
(included). For the capacity below 200kVA (included), the function of ECO
mode is optional.
3. Before executing the following start-up procedures, please refer to 7.1
1. Turn on the Reserve Input switch, and the LCD will display 'Bypass Mode
2. Turn on the
BUS voltage will be established.
breaker or switch and wait about 30 seconds. After
Battery breaker.
switch and wait about 30 seconds. After that, the DC
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Chapter 7 UPS Operation