BATTERY CHARGER SYSTEMS PB256 Series 1 3 8 W AT T S D C U P S Features • Ultra-low noise output • Independent load & battery charging current limiting • DC output OK & battery OK alarms & LEDs • Battery-LVD and low alarm • Over-temperature protection • Battery fuse fail LED Specifications ENVIRONMENTAL INPUT Voltage 190...264 vac, or 190...400VDC Operating temperature & humidity 0 to 50oC ambient with derating; 5 to 90% relative humidity (noncondensing) Line regulation 0.2% typical Over-temperature protection Automatic & auto-resetting Current 3A maximum Cooling requirement Natural convection Inrush current 15A on cold start Efficiency 80% minimum Frequency 45 to 65 Hz OUTPUT Voltage See table Current See table Load regulation 2% typical Current limit type (Load circuit) Constant current > LVD volts Foldback & hiccup < LVD volts Current limit type (Battery circuit) Constant current Short circuit protection Indefinite, auto-resetting Over-voltage protection 15.5 to 19.5 V latching (13.8Vdc output) 31.5 to 39 V latching (27.6Vdc output) Ripple & noise 25 mVp-p (13.8Vdc output) 45mVp-p (27.6Vdc output) STANDARDS & APPROVALS Safety Complies with AS/NZS 60950, class 1 EMC Emissions comply with AS/NZS CISPR11, Group 1, Class B. Complies with ACA EMC Scheme, CTick Isolation input - output input - ground output - ground 4242VDC for 1 minute 2121VDC for 1 minute 707VDC for 1 minute ALARMS & BATTERY SPECIFIC FUNCTIONS Charger output OK alarm Indicated by voltage-free changeover relay contacts & green LED: ON=OK Battery low alarm VBATT< 11.3V 12V BATT < 22.6 V24V BATT Indicated by voltage-free changeover relay contacts & green LED: ON=OK Low voltage disconnect: 10.8V (Typical for 12Vdc battery) 21.6V (Typical for 24Vdc battery) Battery over-load protection Electronic circuit breakerauto-reset Reverse polarity protection Internal fuse Battery to load voltage drop 0.4 V (13.8V output) 0.2 V (27.6V output) MECHANICAL 290 Case size 230 L x 93 W x 46 H (mm) Weight 850g 1 3 8 W AT T S D C U P S Selection Table OUTPUT ILOAD IBATT OUTPUT POWER MODEL NUMBER VDC PB256-1210CML 13.8V 8A 2A 138W* PB256-2405CML 27.6V 4A 1A 138W* Options: -CC = conformal coating -T = temperature probe -XX = non -standard battery charging current, i.e. PB256-1210CML-05 for 5A * Note: please refer to Derating Curve BATTERY CHARGER SYSTEMS PB256 Series Technical Illustrations Your dependable power partner – www.powerbox.com.au 291