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ENGLISH
o
Place with direct sunlight or near heater
㸹
o
Place with strenuous vibration
㸹
o
Outside
•
Please use dry powder fire extinguisher in case of fire; it is forbidden to use fluid
fire extinguisher because it will cause electric shock.
•
Please put the socket near the UPS, in this way, it is convenient to disconnect
the socket and cut off power in case of emergency.
Attention! Please ground the UPS for safety purpose
3.0 Working Principle
3.1 In AC mode
When UPS is in normal working mode, AC goes through the filter and the harmful
waves are filtered. After that, AC charges the battery and meanwhile, passes UPS
AVR and the filter and provide power for the equipment.
3.2 AC Failure
When AC fails, the battery will supply power to the inverter and then passes filter and
provide power for the equipment, ensuring the continuous power supply.
Summary of Contents for EW3940
Page 1: ...EW3940 41 42 43 Line Interactive UPS with AVR...
Page 2: ...EW3940 41 42 43 Line Interactive UPS with AVR...
Page 13: ...EW3940 41 42 43 Interakt v Vonali UPS AVR funkci val...
Page 26: ...EW3940 41 42 43 Line Interactive UPS met AVR...
Page 39: ...EW3940 41 42 43 Line Interactive UPS con AVR...
Page 52: ...EW3940 41 42 43 Sai Interactivo con AVR...
Page 65: ...EW3940 41 42 43 UPS de linha interactive com AVR...
Page 77: ...EW3940 4142 43 Onduleur Interactif avec AVR...
Page 84: ...8 FRAN AIS 6 0 DEL UPS hors ligne Model EW3940 Model EW3941 EW3942 EW3943...
Page 91: ...EW3940 41 42 43 Line Interactive USV mit automatischem Spannungsregler...
Page 104: ...EW3940 41 42 43 Zasilacz UPS typu line interactive 650 VA z wtyczk Schuko...
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