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PSBSH1012B   

 

 

 

 
 

- between input circuit and PE protection circuit (I/P-FG) 
- between output circuit and PE protection circuit (O/P-FG) 

1500 V/AC min. 
500  V/AC min. 

Insulation resistance: 
- between input circuit and output or protection circuit 

 
100 M

, 500V/DC  

Operating parameters (tab.6). 

Operating temperature 

-10ºC...+40ºC  

Storage temperature 

-20ºC...+60ºC 

Relative humidity 

20%...90%, without condensation 

Vibrations during operation 

unacceptable 

Impulse waves during operation 

unacceptable 

Direct insulation 

unacceptable 

Vibrations and impulse waves during transport 

According to PN-83/T-42106 

 

2. Installation 

 

2.1 Requirements 
The buffer PSU shall be mounted by a qualified installer with appropriate  permissions and qualifications for 

230V/AC installations and  low-voltage installations (required and  necessary for a given country). The device shall 
be  mounted  in  confined  spaces,  according  to  the  environment  class  II,  with  normal  air  humidity  (RH=90%  max. 
without condensation) and the temperature from -10°C to +40°C. 

The 

PSU

 shall operate in a vertical or horizontal 

position

 

1.  Output current 1,0A (without battery) 
2.  Output current 0,8A + 0,2A battery charge 
3.  Output current 0,5A + 0,5A battery charge 
 

  Total device c battery: 1A max. 

 

As the PSU is designed for a continuous operation and is not equipped with a power-switch, therefore an 

appropriate  overload  protection  shall  be  guaranteed  in  the  power  supply  circuit.  Moreover,  the  user  shall  be 
informed  about  the  method  of  unplugging  (usually  through  assigning  an  appropriate  fuse  in  the  fuse-box).  The 
electrical system shall follow valid standards and regulations. 

 
2.2 Installation procedure 
 

1. Before installation, cut off the voltage in the 230V power-supply circuit. 

2. Mount the glands (in a set, P9:Ф 4-8mm x2; P13,5: Ф 6-12mm x1) in the enclosure, considering the diameter of 
power supply and receivers wires. Mind the location of the battery and additional equipment. 

3. Mount the PSU in a selected location and connect the wires. (with the gland) 
4. Connect the power cables (~230Vac) to L-N clips of the PSU. Connect the ground wire to the clip marked by the 
earth symbol PE (PSU module connector). Use a three-core cable (with a yellow and green PE protection wire) to 
make the connection. Lead the cables to the appropriate clips through the insulating bushing of the connection 
board. 
 

 

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  

 symbol on the PSU enclosure. Operation of the PSU  without the properly made and 

fully  operational  shock  protection  circuit  is  UNACCEPTABLE!  It  can  cause  a  device 
failure or an electric shock. 

5. Connect the receivers’ wires to the +AUX, -AUX terminals of the terminal box on the PSU pcb. 
6. If necessary, connect the device conductors to the technical outputs:  
 -  FAC; AC status indication (alarm panel, controller, indicator, LED, etc.)

 Use the 

T

AC

 (J1,J2) 

jumper to determine 

the indication time lag.

 

 - TAMPER; the indicator preventing the PSU from unwanted opening 
7. Allowing of the battery parameters, determine the maximum charging current using the I

BAT 

pins. 

8. Using the P

BAT

 pins, determine whether the function of disconnecting the discharged battery U<10V (+/-5%) is to 

be on or off. The battery protection is on if the P

BAT

 jumper is removed. 

9. Activate the ~230V/AC supply (the AC red diode and AUX diode should be permanently illuminated) 
10. Check the output voltage (the PSU voltage without load should amount to 13,6 V÷ 13,9 V, during battery 
charging 11 V÷ 13,8 V). If the value of the voltage requires adjustment, it should be set by the V

ADJ

 potentiometer, 

monitoring the voltage at the AUX output of the PSU. 

Summary of Contents for PSBSH 1012B

Page 1: ...PSBSH 1012B v 1 0 PSBSH 13 8V 1A 7Ah HERMETIC Buffer switch mode power supply unit EN Edition 1 st from 16 th of November 2011 Supercedes the edition ...

Page 2: ...ion and use 4 1 Overload or short circuit of the PSU output 4 2 Battery assisted operation 4 3 Maintenance 1 Technical description 1 1 General description A buffer PSU is intended for an uninterrupted supply to alarm systems devices requiring stabilized voltage of 12V DC 15 The PSU provides voltage of 13 8 V DC Current efficiency 1 Output current 1 0A without battery 2 Output current 0 8A 0 2A bat...

Page 3: ... installed jumper removed 2 START button launching from battery 3 VADJ potentiometer voltage adjustment DC 4 FBAT fuse in the battery circuit 5 Connectors BAT DC supply output of the battery BAT red BAT black AUX DC supply output AUX U AUX GND FAC AC absence technical output relay assisted Caution In Fig 2 the set of contacts indicates potential free status which corresponds to AC power failure 6 ...

Page 4: ...ent no Description 1 Isolation transformer 2 Power upply unit board tab 1 fig 2 3 TAMPER microswitches contacts for sabotage protection NC 4 FMAIN fuse in the power supply circuit 230V AC 5 L N connector 230V AC PE protection connector 6 Battery connectors BAT red BAT black Fig 3 The view of the PSU ...

Page 5: ...ircuit SCP and reverse polarity protections 2A current limitation FBAT fuse in case of a failure fuse element replacement required Excessive discharge protection UVP U 10 0 V 5 disconnection of BAT battery configuration by the PBAT jumper Technical outputs FAC indicates AC power failure TAMPER indicates enclosure opening R relay type 1A 30Vdc 50Vac max time lag about 5s 140s 1040s 2h20m30s 5 micro...

Page 6: ... Ф 4 8mm x2 P13 5 Ф 6 12mm x1 in the enclosure considering the diameter of power supply and receivers wires Mind the location of the battery and additional equipment 3 Mount the PSU in a selected location and connect the wires with the gland 4 Connect the power cables 230Vac to L N clips of the PSU Connect the ground wire to the clip marked by the earth symbol PE PSU module connector Use a three c...

Page 7: ...ch indicate power supply unit door status unit closed NC unit opened NO 4 Operation and use 4 1 Overload or short circuit of the PSU output The AUX output of the PSU is equipped with the PTC polymer fuse protection If the load of the PSU exceeds Imax load 110 150 25ºC of the PSU power the output voltage is automatically cut off and indicated by the green diode going off Cut off the output load for...

Page 8: ...entioned in item 6 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 8 All the services rendered by force of the warranty are carried out at the service centre of the manufacturer exclusively 9 The warranty does not cover the defects of the equipment resulting from...

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