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DRU Series DRU-24V40ABN - DC UPS Module

Features
  • Suitable for 24V system for 1A to 40A
  • Full corrosion resistant Aluminium chassis
  • Built-in diagnostic monitoring DC OK monitoring
  • Discharge & Battery Fail by relay contacts
  • LED indicator for DC OK Battery Fail DC Input
  • Battery Reverse Polarity & Battery Discharge
  • High MTBF > 500K hrs
  • Operating temperature 20°C to +60°C
  • Conformal coating on PCBA
Specification Sheet Make a Sales Enquiry

DRU-24V40ABN - DC UPS Module

Product Overview

Delta Electronics CliQII  DC-UPS Modules

The CliQ II DIN rail mounted, DC-UPS module is designed to support 24V system with up to 40A output and back up time of 4.5mins for 15AH battery capacity.  It offers a wide input voltage from 24-28V and a wide operating termperature 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 IEC60068-2.

Specifications

OUTPUT
Output Voltage

24Vdc Typical

Depends on Vin
Output current 40.0A Max.
Power 960W Max (24V, 40A)

Voltage Drop Between

Input and Output

 Charging mode: 0V between DC input to load Buffering mode: 0.1V between battery to load @ 40A load
INPUT
Input Voltage 23 - 28Vdc
Efficiency

Charging mode: > 70.0%

Buffering mode: > 99.0%
BATTERY CHARGING
Charging Time

< 3hr ± 1hr for battery 24V/15AH

(Charging time depends on the last state of discharge w.r.t. buffering time & load current.)
Nominal Battery Voltage 24Vdc, SLA Sealed lead acid battery 2 x 12Vdc, SLA Sealed lead acid battery
Battery Voltage Range

23-28Vdc (continuously operating) 30Vdc Max (the maximum voltage that will not cause damage to the unit) 14Vdc Min (the voltage level of battery to enable "BAT Fail" function)
Battery Capacity

7.5AH/ 12AH/ 15AH
Battery Fuse

Auto 50A / 80V, FK3 (Littelfuse) 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 2A
End-of-Charge Voltage The unit always charge with fix input voltage value
STANDARDS & APPROVALS
Electronic Equipment EN50718 / IEC62103
Electrical Safety SIQ to EN60950-1, UL/cUL r ecognized to UL60950-1, CSA C22.2 No. 60950-1, CB scheme to IEC60950-1
Industrial Control Equipment UL/cUL listed to UL508 and CSA C22.2 No. 107.1-01, CSA to CSA C22.2 No. 107.1-01 (File No. 181564)
Hazardous Location / ATEX CSA to CSA C22.2 No. 213-M1987, ANSI / ISA 12.12.01:2007 (Class I, Division 2, Gr oup A, B, C, D, T4) EN60079-0:2009, EN60079-15:2010 ( ExII 3G Ex nA nC IIc T4 Gc)
CE In conformance with EMC Dir ective 2004/108/EC and Low Voltage Directive 2006/95/EC
Materials & Parts RoHS Directive 2011/65/EU Compliant
Galvanic Isolation

Power Port to Housing 1.0KVac

Signal Port to Housing 1.0KVac

Power Port to Signal Port 1.0KV ac
PROTECTIONS
Overvoltage 42-52A, Latch-off Mode
Over Temperature

< 90°C Surrounding Air Temperature inside the unit, Latch-off Mode
Short Circuit (at system) Shutdown, Latch-off Mode
Input Polarity Protection*

Yes (DC OK = open contact), LED Status = Orange)
Battery Polarity Protection** Yes (DC OK = open contact), LED Status = Orange)

Wrong Battery Voltage

Protection

 Yes, 30Vdc Max (the maximum voltage that will not cause damage to the unit)
Deep Discharge Protection Yes (23V ± 0.5V)**
Degree of Protection IP20
Protection Against Shock Class III
 
ENVIRONMENTAL
Operating Temperature -20°C to +60°C
De-rating

No power de-rating acr oss the entire operating temperature range (-20°C to +60°C)
Humidity 5–95%RH (Non condensing)
Altitude 0–3,000m
MECHANICAL
Case Cover Aluminium
Dimensions (L x W x D) 121 x 50 x 117.3mm
Weight 0.60 kg
Cooling System Convection
Input/Output Terminal 4 Pins (Rated 600V/60A)
Signal 6 Pins (Rated 300V/27A)
Input / Output Wire

AWG 12-6 (Load: 0-20A)

AWG 8-6 (Load 20-40A)
Signal Wire

AWG 24-12
Mounting Rail

Standard TS35 DIN Rail in accordance with EN60715

Technical Illustration

  • DRU 24V 40A DC UPS Module DRU 24V 40A DC UPS Module
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