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www.pulsar.pl 

 

 

 

 

PSDC08128T 

 

 

 

 

 
 

Features: 

 

 

supply output 8x 1A/12V DC 

 

output voltage adjustment 12V÷ 15VDC 

 

8 outputs protected with 1A fuses  

 

wide range of supply voltage 176

÷264VAC  

 

high efficiency 83% 

    LED indication 

 

  protections: 

   SCP short-circuit protection 

  OVP over voltage protection 

  surge protection  

   OLP overload protection 

   warranty 

– 2 year from the production date 

 

 
 
CONTENTS: 
1. Technical description. 

1.1 General description 
1.2 Block diagram 
1.3 Description of PSU components and connectors 
1.4 Specifications 

2. Installation. 

2.1 Requirements 
2.2 Installation procedure 

3. Operating status indication. 

3.1 LED indication  

4. Operation and use. 

4.1 Overload or short circuit at the PSU output  
4.2 Activation of the OVP system of the PSU 

 

4.3 Maintenance 

 

 

1. Technical description. 
 

1.1  General description. 

The stabilized PSU 

PSDC08128T

 is intended for supplying CCTV devices requiring stabilised voltage of  

12V DC

. The output voltage adjustment range is adjusted via a potentiometer within the range of 

12,0V÷15,0V DC.

 

The PSU features 8 outputs protected independently by glass fuses. 

 A  failure  (a  short  circuit)  in  the  output  circuit  makes  a  fuse  blow  or  an  activation  of  the  fuse  and 

disconnection  of  the  circuit  from  the  DC  power  supply  (+U).  The  PSU  is  housed  in  a  metallic  enclosure  with  an 
indication panel.  

1.2. Block diagram. (fig.1). 

 

 

Fig.1. Block diagram of the PSU. 

 

 
 

Summary of Contents for PSDC08128T

Page 1: ...PSDC08128T v 1 0 PSDC 12V 8A 8x1A TOPIC Switched mode power supply for CCTV EN Edition 3 from 12 12 2013 Supersedes the 2 from 25 02 2013 ...

Page 2: ...ing status indication 3 1 LED indication 4 Operation and use 4 1 Overload or short circuit at the PSU output 4 2 Activation of the OVP system of the PSU 4 3 Maintenance 1 Technical description 1 1 General description The stabilized PSU PSDC08128T is intended for supplying CCTV devices requiring stabilised voltage of 12V DC The output voltage adjustment range is adjusted via a potentiometer within ...

Page 3: ...ut of the LB8 strip 4 AUX1 AUX8 outputs COM shared terminal Fig 2 The view of the PSU s pcb Table 2 Elements of the PSU see fig 3 Element no Description 1 L N 230 V AC power connectors PE protection connector 2 PSU module 3 VADJ potentiometer output voltage adjustment within the range of 12V 15V DC 4 LED indication of DC power status main module of the PSU 5 LB8 fuse strip with power outputs and L...

Page 4: ...plate DC01 0 7mm colour RAL 9003 Closing Cheese head screw at the front Connectors Power supply 230V AC Φ0 63 2 05 AWG 22 12 AUX outputs Φ0 51 2 05 AWG 24 12 LB8 Φ0 51 2 05 AWG 24 12 Notes The enclosure does not adjoin the assembly surface so that cables can be led Convectional cooling Operation safety tab 5 Protection class PN EN 60950 1 2007 I first Protection grade PN EN 60529 2002 U IP20 Elect...

Page 5: ...nnection board through the bushing The shock protection circuit shall be performed with a particular care i e the yellow and green wire coat of the power cable shall stick to one side of the terminal marked with the earth symbol in the PSU enclosure Operation of the power supply without a properly made and fully operational shock protection circuit is UNACCEPTABLE It can result in device damage or...

Page 6: ...rer 6 The repair period mentioned in item 5 may be prolonged if there are no technical possibilities to carry out the repairs or if the equipment has been conditionally accepted due to the breaking warranty terms by the claimant 7 All the services rendered by force of the warranty are carried out at the service centre of the manufacturer exclusively 8 The warranty does not cover the defects of the...

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