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PSBOC352413 

 

v.1.1 

 

PSBOC 27,6V/1,3A/OC 

 

Enclosed buffer switch mode power supply unit 

with technical outputs. 

EN 

Edition: 8 from 01.06.2016 

Supercedes edition: 7 from 10.04.2015 

 

 

 
 
 

 
 
 

 

 
 

 
 
 

 
 

              

 

 

 
 
 

 
 
 

 

 
       

 

 

 

 

 

 
 

 
 

Summary of Contents for PSBOC352413

Page 1: ...PSBOC352413 v 1 1 PSBOC 27 6V 1 3A OC Enclosed buffer switch mode power supply unit with technical outputs EN Edition 8 from 01 06 2016 Supercedes edition 7 from 10 04 2015...

Page 2: ...NTS 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 O...

Page 3: ...sence technical output relay type 5 PSU output indicating DC absence PSU failure relay type 6 LoB output indicating battery low voltage relay type 7 EPS AC absence technical output OC type 8 PSU outpu...

Page 4: ...tion SCP electronic Battery circuit protection SCP and reverse polarity connection polymer fuse Surge protection varistors Surge over voltage protection OVP 32V automatic recovery Deep discharge prote...

Page 5: ...d in confined spaces in accordance with the 2nd environmental class with normal relative humidity RH 90 maximum without condensation and temperature from 10 C to 40 C The device shall be mounted in a...

Page 6: ...ed AC power absence is indicated by the AC diode going out green LED Fig 2 element 2 indicates DC power at the PSU output Under normal status the diode is permanently illuminated In case of a short ci...

Page 7: ...el 0V In case of decrease of battery voltage UBAT 23V the output is switched into high impedance state hi Z relay output In case of a battery voltage drop UBAT 23V the contacts of the relay change ove...

Page 8: ...ys from the delivery to the service centre of the manufacturer 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 equip...

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