ITEM UNIT SPECIFICATION REMARKS MODEL CS1238 CAPACITY VA/ W 1200/ 600 MAXIMUM AC INPUT VOLTAGE V 160 - 250 MAX.LOAD & CHARGER CURRENT A 2.9 FREQUENCY Hz 50 ± 3 PROTECTION A 5 FUSE DC IN INTERNAL BATTERY 2 x 12V, 7AH SEALED LEAD ACID BATTERY PROTECTION A 40 FUSE INV OUT WAVE FORM SYNTHESIZED SINEWAVE PWM VOLTAGE V 220 ± 5% FREQUENCY Hz 50 ± 1% EFFICIENCY % > 80 CHG TYPE CONSTANT VOLTAGE VOLTAGE V 27.2 CURRENT A 1.5 MAXIMUM TRANSFER TIME ms d 4 BACKUP TIME min 10 NOMINAL LOAD INDICATOR LED & BUZZER OPERATING TEMPERATURE ° C 0 - 40 DIMENSION mm 375 x 135 x 201 DxWxH WEIGHT Kg 14