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ZY120 1-3kVA User Manual EN rev.08.docx
7. Operation
7.1 Operation Mode
1. Turn on the UPS in normal mode
1) After you make sure that the power supply connection is correct, and then close the
battery breaker (this step only for long backup time model), after that turn on the utility
power. At this time the fans rotate, and LCD is on
2) Press ON/OFF for about 2.5 seconds, REC led will green flicker. Inverter will start and
the INV green led flickers when REC led is green
NOTE
Only be suitable for default setting mode.
3)
About several seconds, the UPS turn into normal Line mode. If the utility power is
abnormal, the UPS will operate in Battery mode without output interruption of the UPS.
2. Turn on the UPS from battery without utility power
1) After you make sure that the breaker of the battery pack is in the “ON” position (this
step only for long backup time model), press the ON/OFF button once to power on
the LCD, then press ON/OFF button again for 2.5 seconds when the buzzer alarms
2) A few seconds later, the UPS turns into Battery mode, and inverter feeds the load.
3. Turn off the UPS in normal mode
1) Press ON/OFF for 2.5 seconds button in condition of normal mode
2) Turn off utility power
3) If it’s a long backup model, open the battery breaker to turn off UPS completely. If it’s
an internal battery model, wait for 30 seconds and then UPS will shutdown completely.
4. Turn off the UPS in battery mode
1) To power off the UPS by pressing the ON/OFF button continuously for more than 2.5
second
2) When being powered off, the UPS will turn into No Output mode. Finally not any
display is shown on the display panel and no voltage is available from the UPS output.
NOTICE
:
Please turn off the connected loads before turning on the UPS and turn on the loads
one by one after the UPS is working in INVERTER mode. Turn off all of the connected loads
before turning off the UPS. The operation above is only suitable for default setting mode.
8. Battery maintenance
1-3KVA UPS only requires minimal maintenance. The batteries used for standard models are
value regulated, sealed lead-acid, maintenance free battery. When being connected to the utility