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www.pulsar.pl   

 

 

 

PSBS1512B 

 

 

 

 

 
 

Features: 

 

  DC 13,8V/1A  uninterruptible power supply  

  fitting battery:7Ah/12V  

  high efficiency 70% 

  battery charging and maintenance control 

  excessive discharging (UVP) protection 

  battery output full protection against short-circuit 

and reverse polarity connection 

  jumper selectable charging current 0,2A/0,5A 

  START facility for manual battery connection 

 

  LED indication  

  FAC indication of the 230V power collapse 

  adjustable times indicating 230V power failure 

 

protections: 

 

SCP short-circuit protection  

 

OLP overload protection  

 

OHP overheat protection  

 

overvoltage protection  

 

against sabotage 

 

CONTENTS: 
1. Technical description. 

1.1. General description 
1.2. Block diagram 
1.3. Description of elements and connectors of the PSU 
1.4. Specifications  

2. Installation. 

2.1. Requirements  
2.2. Installation procedure 

3. Indications. 

3.1. LED indication 
3.2. Technical outputs 

4. Operation and use. 

4.1. Overloads or short circuits  
4.2. Battery-powered operation 
4.3  Maintenance 

 

 

1. Technical description. 

 
1.1 General description. 
The buffer PSU is used 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 + 0,2A battery charging 

2. 

Output current 1,0A + 0,5A battery charging 

 
Total device c battery: 1,5A max.
 

 

In case of power decay, a battery back-up is activated immediately. Battery charging preset current - 0,5A. 

A metal enclosure (RAL 9003 colour) accommodates a 7Ah/12V battery and a microswitch indicates door opening. 

 

OPTIONAL POWER SUPPLY CONFIGURATIONS:  

(visualisation available at: www.pulsar.pl) 

 

1.  Buffer power supply unit PSBS 13,8V/2x0,5A/7Ah 

- PSBS 1512B + LB2 2x0,5A (AWZ586) + 7Ah 

2.  Buffer power supply unit PSBS 13,8V/4x0,3A/7Ah 

- PSBS 1512B + LB4 4x0,3A (AWZ573, AWZ576) + 7Ah 

3.  Buffer power supply unit PSBS 13,8V/12V/1A/7Ah 

- PSBS 1512B + RN250 (13,8V/12V) + 7Ah 

4.  Buffer power supply unit PSBS 13,8V/12V/2x0,5A/7Ah 

- PSBS 1512B + RN250 (13,8V/12V) + LB2 2x0,5A (AWZ586) + 7Ah 

5.  Buffer power supply unit PSBS 13,8V/12V/4x0,3A/7Ah 

- PSBS 1512B + RN500 (13,8V/12V) + LB4 4x0,3A (AWZ573 or AWZ576) + 7Ah 

6.  Buffer power supply unit PSBS 13,8V/5V÷7,4V/2A/7Ah 

- PSBS 1512B + DCDC20 (5V÷7,4V/2A) + 7Ah 

7.  Buffer power supply unit PSBS 13,8V/5V÷7,4V/2x1A/7Ah 

- PSBS 1512B + DCDC20 (5V÷7,4V/2A) + LB2 2x1A (AWZ585 or AWZ586) + 7Ah 

8.  Buffer power supply unit PSBS 13,8V/5V÷7,4V/4x0,5A/7Ah 

- PSBS 1512B + DCDC20 (5V÷7,4V/2A) + LB4 4x0,5A (AWZ574 or AWZ576) + 7Ah 

Summary of Contents for PSBS 1512B

Page 1: ...PSBS 1512B v 1 0 PSBS 13 8V 1A 7Ah Buffer switch mode power supply unit EN Edition 1 st from 17 th of November 2011 Supercedes the edition...

Page 2: ...uiring stabilized voltage of 12V DC 15 The PSU provides voltage of 13 8 V DC Current efficiency 1 Output current 1 0A 0 2A battery charging 2 Output current 1 0A 0 5A battery charging Total device cur...

Page 3: ...nd jumper 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...

Page 4: ...Part 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 conn...

Page 5: ...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 powe...

Page 6: ...U Connect the ground wire to the clip marked by the earth symbol PE Use a three core cable with a yellow and green PE protection wire to make the connection Lead the cables to the appropriate clips th...

Page 7: ...n the output indicate the door status unit closed NC unit opened NO 4 Operation and use 4 1 Overloads or short circuits The AUX output of the PSU is equipped with the PTC polymer fuse protection If th...

Page 8: ...mentioned 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 cla...

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