ITEM UNIT SPECIFICATION REMARKS MODEL CT682B CAPACITY VA/ W 1200/ 600 MAXIMUM AC INPUT VOLTAGE V 160 - 250 CURRENT A 2.9 MAX. LOAD & CHARGER FREQUENCY Hz 50 ± 3 PROTECTION A 5 FUSE DC INPUT INTERNAL BATTERY 2 x 12V, 7 AH SEALED LEAD ACID BATTERY PROTECTION A 40 ERTER OUTPUT WAVE FORM SYNTHESIZED SINEWAVE ( STEP WAVE) PWM VOLTAGE V 220 ± 5% FREQUENCY Hz 50 EFFICIENCY % > 80 CHG TYPE CONSTANT VOLTAGE VOLTAGE V 27 CURRENT A 1.5 TRANSFER TIME ms d 4 BACKUP TIME min 10 NORMAL LOAD INDICATOR LED & BUZZER REFER TO CONDITION TABLE OPERATION TEMPERATURE ° C 0 - 40 DIMENSION mm 390 x 145 x 195 D x W x H WEIGHT Kg 15