BATTERY CHARGER & SYSTEMS PB251A-CM Series 2 2 0 - 3 3 0 W AT T S - P S U F O R B AT T E R Y B A C K U P S Y S T E M FEATURES • • • • • • • • Ultra-low noise output Independent battery charging DC OK & battery charger OK alarms & LEDs Battery - Low Voltage Disconnect - LVD Over-temperature protection Battery fuse fail LED Automatic battery connected test Advanced monitoring and control function Options • Network card - Ethernet interface • Temperature compensation • Heat sink SPECIFICATIONS INPUT STANDARDS & APPROVALS Voltage: 190 to 264 vac, or 225 to 400Vdc Line regulation: 0.2%typical Current: 1.4A maximum Inrush current: 10A maximum Frequency: 45 to 65 Hz OUTPUT Voltage See table Current See table Load regulation 0.5%typical Current limit type - load cct Constant current Current limit type - batt. cct Constant current Short circuit protection Indefinite, auto-resetting Over-voltage protection 17.5 to 20V latching (13.8Vdc output) 31.5 to 39V latching (27.6Vdc output) 28mVp-p (13.8Vdc output) 55mVp-p (27.6Vdc output) Safety Complies with AS/NZS 60950, class 1, NSW Office of Fair Trading Approval N20602 EMC Emissions comply with AS/NZS CISPR11, Group 1, Class B. Complies with ACA EMC Scheme, Safety & EMC Regulatory Compliance Marked Isolation i/p-o/p i/p-ground o/p-ground 4242VDC for 1 minute 2121VDC for 1 minute 707VDC for 1 minute ALARMS & BATTERY FUNCTIONS DC OK alarm Green LED : ON=OK voltage free change over relay contacts (32V,1A) Alarms on loss of AC mains power or failure of off-line AC/DC converter / battery charger Battery OK alarm Green LED : ON=OK voltage free change over relay contacts (32V,1A) Alarms on battery low voltage 11V, failure of battery fuse or battery disconnected. Alarm cancelled when fuse or battery replaced, or AC input restored Battery low voltage disconnect (LVD) Low voltage disconnect 9.6 to 12V for 12V battery, adjustable 19.2 to 24V for 24V battery, adjustable Over-temperature protection 0 to 70oC ambient with derating from 25oC. 5 to 90% relative humidity (non-condensing) Automatic & auto-resetting Low voltage disconnect 10.5V for 12V battery, 21V for 24V battery, adjustable 1.6 to 2.0V / cell all models Cooling requirement Natural convection Reverse polarity protection Efficiency 80% minimum Battery to load voltage drop 0.2 to. 0.25V typical Ripple & noise 100 MHz bandwidth ENVIRONMENTAL Operating temperature and humidity Charger over-load protection Auto-resetting electronic circuit breaker Internal battery fuse OPTIONS SELECTION TABLE IBATT OUTPUT POWER PB251A-12CM 13.8V 16A* 2A 220W PB251A-12CM-H 13.8V 20A* 4A 275W PB251A-24CM 27.6V 11A* 2A 300W PB251A-24CM-H 27.6V 12A* 2A 330W MODEL NUMBER VDC OUTPUT ILOAD Heatsink Supplementary heatsink. Add-H to CM model Network enabled Internal network card in conjunction with PB251A becomes a network enabled device combining the benefits of SNMP V1, XML and embedded webpage. Add -N to model. Temperature compensation Float voltage set to 2.3V / cell at 25oC with probe compensation of 3.3mv / oC cell. Add - T to model for 2.5m cable. Add - T5 to model for 5m cable. MECHANICAL * Sum of load + battery charging current. NOTE: Non standard battery charging current available on request. ie PB251A12CM-H-10 for 10A. 5 Case size 264 L x 172 W x 67 H mm Case size with heatsink 264 L x 186 W x 67 H mm Weight Weight with heatsink 1.9kg 2.1kg Rack mount option Refer to PB251A-RM Series Doc. No. PBRC Rev.H 18-2-2014 PB251A-CM Series TECHNICAL ILLUSTRATIONS Doc. No. PBRC Rev.H 18-2-2014 Powering Progress – www.powerbox.com.au BATTERY CHARGER & SYSTEMS 2 2 0 - 3 3 0 W AT T S - P S U F O R B AT T E R Y B A C K U P S Y S T E M 6