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Sine wave home U.P.S-Technical Specifications

TechnologyMicrocontroller based MOSFET H bridge
Rating 500VA/12V, 750VA/12V, 1000VA/24V, 1500VA/24V
Inverter switching frequency 20 KHz
Modes of operation Inverter mode / U.P.S mode
Input voltage Single phase
Output voltage range (typical) 100 – 270V in Inverter mode
175 – 270V in U.P.S mode
230V ± 5% in Backup mode
Output frequency Same as input in Mains mode
50 ± 0.5 Hz. in Backup mode
Output waveform Same as input in Mains mode
Sine wave in Backup mode. THD < 10%  typical
Transfer time typical 30 mS typical in Inverter mode
10 mS in U.P.S mode
Battery charging current Adjustable up to 10A
Indications   Mode of operation (Inverter / U.P.S)
Mains mode
Backup mode
Charger ON
Overload warning / Overload trip
Battery low warning / Battery low trip
Switches Inverter / U.P.S mode selection
Standby ON/OFF
Protections Overload / short circuit
Battery over charge
Battery deep discharge
Battery terminal loose contact
Cooling Forced cooling in Backup mode / Charger on
Buzzer During change over, warning and trip
Auto reset 3 retries during overload / battery low trip