TECHNICAL DATASHEET CliQ II DC-UPS Module 24 V 40 A / DRU-24V40ABN Highlights & Features Full corrosion resistant aluminium casing Suitable for 24V system up to 40A Built-in diagnostic monitoring for DC OK, Discharge and Battery Fail by relay contacts LED indicator for DC OK, Battery Charging, Battery Discharging, Battery Fail and Battery Reverse Polarity High MTBF > 500,000 hrs as per Telcordia SR-332 Conformal coating option on PCBAs to protect against common dust and chemical pollutants Certified according to IEC/EN/UL 62368-1 Safety Standards CB Certified for worldwide use Model Number: DRU-24V40ABN Unit Weight: 0.60 kg (1.32 lb) Dimensions (L x W x D): 121 x 50 x 117.3 mm (4.76 x 1.97 x 4.62 inch) General Description The DRU-24V40ABN CliQ II DC-UPS module is designed to support 24 V system with up to 40 A output and back up time of 4.5 minutes for 15 AH battery capacity. It offers a wide input voltage from 24-28 V and a wide operating temperature range from -20C to +60C. This product comes with potential free contacts for battery management signals and LED indicator for battery status. The rugged compact aluminium case is shock and vibration resistant according to IEC 60068-2. Model Information CliQ II DC-UPS Module Model Number Input Voltage Range Rated Output Voltage Rated Output Current DRU-24V40ABN 24-28 Vdc 24 Vdc typ. (Depends on Vin) 40.0 A Max Model Numbering DR U 24V 40A B N DIN Rail DC-UPS Module Output Voltage Output Current CliQ II Series N - Metal Case, without Class I, Div 2 All parameters are specified at 25C ambient and AC input unless otherwise indicated. 1 www.DeltaPSU.com (November 2021, Rev.05) TECHNICAL DATASHEET CliQ II DC-UPS Module 24 V 40 A / DRU-24V40ABN Specifications Input Ratings / Characteristics Nominal Input Voltage 24 Vdc Input Voltage Range 24-28 Vdc Input Current Charging Mode 2 A 1 A Charging Time* < 3hr 1hr for battery 24 V/15 AH Efficiency Charging Mode > 70.0% Buffering Mode > 99.0% Max Power Dissipation Standby Mode < 1 W Charging Mode < 13 W Buffering Mode < 1 W *Charging time depends on the last state of discharge w.r.t. buffering time and load current. Output Ratings / Characteristics Output Voltage Range 23-28 Vdc Output Current 40.0 A Max Output Power 960 W Max (24 V, 40 A) Voltage Drop Between Input and Output Charging Mode 0 V between DC input to load Buffering Mode 0.1 V between battery to load 40 A load Battery Input / Output Characteristics Nominal Battery Voltage 24 Vdc, SLA Sealed lead acid battery 2 x 12 Vdc, SLA Sealed lead acid battery Battery Voltage Range 23-28 Vdc (continuously operating) 30 Vdc Max (the maximum voltage that will not cause damage to the unit) 14 Vdc Min (the voltage level of battery to enable BAT Fail function) Battery Capacity 7.5 AH/ 12 AH/ 15 AH Battery Fuse Auto 50 A type FK3 (Littelfuse), MAX (Dong Guan ANDU), 1541 (Glorytech) or similar in the battery path. The battery fuse protects the wires between the battery and the unit. Battery Charging Mode CC-mode (constant current) at 2 A End-of-Charge Voltage The unit always charge with fix input voltage value All parameters are specified at 25C ambient and AC input unless otherwise indicated. 2 www.DeltaPSU.com (November 2021, Rev.05)