J. Schneider AKKUTEC 2440

Description

J Schneider AKKUTEC 2440, The battery backed up DC power supply in the AKKUTEC range uses the standby-parallel principle of operation and, in conjunction with a lead accumulator, ensures that the DC power supply is reliably maintained in the case of a mains power failure.

  •  The power supply has the following features:
  • Switched primary, switched power supply with I/V charging characteristic
  • Microcontroller-based battery management
  • Temperature compensation for charging voltage by means of external sensor module (optional module)
  • Display and control panel for switch cupboard door installation or surface mounting (option)
  • TEC-Bus on RS 232-Interface (optional module)

J Schneider AKKUTEC 2440 Technical Data

Rated input voltage400 – 500 V AC
Input voltage range360V – 550V     «       400V-10% – 500V+10%
Input frequency45 – 65 Hz
Rated input current2,75 A ( 400V AC )
2,2 A   ( 500 V AC )
Max. inrush current65A / 5ms, i²t = 14A²s
System voltage24 V DC
Output voltage (depending on state of charge of the battery)
Voltage range
– without temperature sensora) 19,8 V  DC…26,8 V DC
– with temperature sensorb) 19,8 V DC …28,0 V DC
Final charging voltage
– without temperature sensor26,8 V DC ±0,4%
– with temperature sensor27,1 V DC ±0,4% (at 25°C)
Charging characteristicsI/U DIN 41773-1
Deep discharge protection and load rejection at19,8V DC ±0,4%
Nominal output current40A DC
Constant current limitation1,05…1,1xIANenn
Battery typePb-Akku, wartungsfrei
Pb-Akku, wartungsarm
efficiency (Ua=26,8V DC, Ia= Nom and Ue=400V AC)91,5% (typ.)
max. power loss ‘worst-case’115W
Earth leackage current<3,5mA
Fusing primary3 x 4AT (external)
fusing DC- output circuit40 A slow acting (external)
Fusing battery load circuit40 A slow acting (external)
Type of connection primary ‘mains’Combicon-screw type terminal 2,5mm2
Fastening torque 0,5-0,6 Nm
Type of connection secondary ‘Ua’, ‘UBatt’Screw type terminal 10mm2
Fastening torque 1,2-1,5 Nm
Type of connection interfaceCombicon-screw type terminal 1,5mm2
Fastening torque 0,22-0,25 Nm
Type of connection Current-Share-Bus ‘CS’Combicon-screw type terminal 2,5mm2
Fastening torque 0,5-0,6 Nm
Display
NetzbetriebLED green illuminates:
operation·  Mains operation (UE>UEmin and TInt<TIntmax)
LED green
(battery voltage within the monitoring window 21,6< UBatt < 27,9V DC)
LED green
(battery voltage above the monitoring window UBatt  =27V DC
FehlerLED red
LED illuminates at:
* Battery operation (during mains operation LED is not illuminated)
* Battery circuit interrupted respective high-ohmic (Testintervall 60s)
* Battery low
* Battery reverse poled
* Battery-over-temperature (only in connection with temperature tracking
Signal in- and outputs
Mains operation 1)potentialfree relay-contact, closer, max. contact load 30 V DC/ 0,5A
Fehler 1)potentialfree relay-contact, changer, max. contact load 30 V DC/ 0,5A
 1)potentialfree relay-contact, closer, max. contact load 30 V DC/ 0,5A
 1)potentialfree relay-contact, closer, max. contact load 30 V DC/ 0,5A
Shut-DownShut down of UPS mode
Switch input, referring ot earth, switch level: 24V DC (16-80 V DC)
Starkladung (Boost charging)Activation of boost charging (boost charging voltage 28.6 V DC)
Switched input referenced to earth, switching level: 24V DC (16-80V DC)
General
weightappr. 3,3 kg
storagerecommended 0…30°C,
permissible 0…50°C
Operational temperaturerecommended 10…20°C (battery life duration!),
permissible 0…40°C
Protective systemIP20
dimensions290 x 180 x 147 mm (L x W x D)
see section 10
fixationTop hat rail according to DIN EN 50022-35
Alternativ: assembly kit for direct screw fastening on the cabinet installation plate (option)
UL approvalsUL 508
C22.2

Reference : j-schneider.de

Download : Datasheet

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