Data Sheet

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SPECIFICATIONS
PSU type A, protection class 1÷3, II environmental class
Mains supply ~230 V; 50 Hz
Current consumption 1,1 A
PSU’s power 155 W
Efficiency 83%
Output voltage 22V÷27,6V DC – buffer operation
20V÷27,6V DC – battery-assisted operation
Output current
- for grades 1, 2:
Io = 1,4 A + 3 A battery charging
- for grade 3:
Io = 0,56 A + 3 A battery charging - (connection with ARC required,
compliant with 9.2 – EN 50131-1)
Io = 0,28 A + 3 A battery charging
- for general use:
Io = 5 A + 0,6 A battery charging
Io = 4,1 A + 1,5 A battery charging
Io = 3,4 A + 2,2 A battery charging
Io = 2,6 A + 3 A battery charging
Output voltage adjustment range 24 V÷ 29 V
Ripple voltage 160 mV p-p max.
Current consumption by the PSU systems during
batter-assisted operation
I = 26mA
I = 17 mA – LCD panel backlight OFF
Battery charging current 0,6 A/1,5 A/2,2 A/3 A –I
BAT
jumper selectable
Short circuit protection SCP
Electronic – current limitation and / or F
BAT
fuse failure in the battery circuit
(requires fuse replacement). Automatic return.
Overload protection OLP Program - equipment
Surge protection varistors
Over voltage protection OVP
U>31 V, disconnection of the output voltage, automatic return (AUX+
disconnection)
Battery circuit protection SCP and reverse
polarity connection
T6,3 A- current limiting, F
BAT
fuse (failure requires fuse-element replacement)
Deep discharge battery protection UVP
U<20 V (± 2%) – disconnection (-BAT) of the battery,
adjustment from the LCD desktop’s level
Technical outputs:
- EPS FLT; output indicating AC power failure
- APS FLT; output indicating battery failure
- PSU FLT; output indicating PSU failure
- type – electronic, max 50mA/30 V DC, galvanic isolation 1500 V
RMS
- time lag, approx. 5s/140s/17m/2h 20m (+/-5%)
- type – electronic, max 50mA/30 V DC, galvanic isolation 1500 V
RMS
- type – electronic, max 50mA/30 V DC, galvanic isolation 1500 V
RMS
EXT IN technical input
Voltage ’on’ – 10÷30 V DC
Voltage ’off’ – 0÷2 V DC
Level of galvanic isolation: 1500 V
RMS
Additional accessories (not included)
- interface RS485 ‘INTR’; communication: RS485
- interface Ethernet ‘INTE’; communication: Ethernet
- interface RS485-Ethernet “INTRE’; communication: RS485-Ethernet
Optical indication:
- LEDs on the PSU’s PCB,
- LCD panel
· readings of electrical parameters
· failure indication
· configuration of the PSU settings from the control panel
· 3 levels of password protected access
· operation memory of the PSU – 6144 values
· failure memo - 2048 events
· real time clock with battery backup
Enclosure Steel plate DC01 1mm, colour RAL 9005 (black)
Enclosure dimensions W=400, H=350, D+D
1
=92+8 [+/- 2mm]
W
1
=405, H
1
=355 [+/- 2mm]
The dimensions of the battery compartment 380 x 165 x 85mm (WxHxD) max
Net/gross weight 7,1/7,6 kg
Closing Cheese head screw x2 (at the front), lock assembly possible
Deklarations, warranty CE, RoHS, 5 year from the production date
Notes The enclosure does not adjoin the assembly surface so that cables can be led.
Convectional cooling.
PSBEN/LCD series power supply unit
Buffer, switch mode power supply unit 27,6 V DC Grade 3
Pulsar
®