DuraComm LPB-24 Product User Manual Download Page 1

   

   

LPB-­‐24   

Desktop   Power   Supply   

Owners   Guide   

(These instructions are intended for use by a technician familiar with electronic products) 

 
 
 

 

Universal   input   88~264   VAC   

 

Short   circuit   /   over   load   /   over   temperature   protections   

 

Built-­‐in   EMI   filter   

 

Front   panel   DC   output   indicator   

 

Internal   battery   automatically   recharges   when   AC   power   is   

restored   

 

Compatible   with   all   LPH   Hoods   for   custom   mobile   radio   

mounting   

 

3   year   warranty   

 

 

 

DESCRIPTION 

 

DuraComm’s  LPB-24  power  supply  is  27.5volt  DC  power.    The  AC  input  is  auto-ranging  and  can  be  used  without  any 

changes. The power supply also contains a built-in, replaceable sealed lead acid battery that automatically takes over should AC power 
be disrupted.  The DC output operating voltage from the internal battery and AC charger circuitry is delivered to the red and black jacks 
located  on  the  rear  panel.    The  power  supply  DC  output  is  protected  against  inadvertent  shorts  and  overloads  by  a  thermal  circuit 
breaker. 

 

SPECIFICATIONS 

 
Operational DC Voltage......................................................................................................................................................24 VDC, nominal 
Maximum Current, continuous.......................................................................................................................... 7 Amps Max / 5 Amps Cont. 
AC Input voltage range .............................................................................................................................................................. 90-264 VAC 
AC current.........................................................................................................................................2.2 Amps @ 115V / 1.2 Amps @ 230V 
Max inrush current, single cycle ................................................................................. Cold start, 40 Amps / 115 Volts; 70 Amps/ 230 Volts 
Overload Protection (operates)............................................................................................................................. 10 A - DC Circuit Breaker 
Ripple and noise  ......................................................................................................................... 150 mV P-P, or less, built-in EMI Filtering 
Internal Battery  ...........................................................................................................................................Rechargeable, sealed lead acid 
Powersonic ........................................................................................................... 24 VDC / 7 Hrs, Powersonic PS-R1270F1 or equivalent 
Working Temperature range..................................................................................................................................... -4 - 140 F (-20 - +60 C) 
Storage Temperature.............................................................................................................................................. -40 - 185 F (-40 - +85 C) 
Size.........................................................................................................................................................3.75H x 7W x 10D inches, nominal 
Weight......................................................................................................................................................................................13 lb, nominal 

 

 

 

 

 

 

Summary of Contents for LPB-24

Page 1: ...pted The DC output operating voltage from the internal battery and AC charger circuitry is delivered to the red and black jacks located on the rear panel The power supply DC output is protected against inadvertent shorts and overloads by a thermal circuit breaker SPECIFICATIONS Operational DC Voltage 24 VDC nominal Maximum Current continuous 7 Amps Max 5 Amps Cont AC Input voltage range 90 264 VAC...

Page 2: ...ovides seamless transfer of DC power to the load If the battery becomes depleted the charging circuit will recharge the battery once AC power is restored Let battery charge for 24 hours prior to installing to ensure the battery is fully charged Power switch needs to be ON BATTERY LIFE The length of time the battery will provide power depends on the current draw demand of the load Typically based o...

Page 3: ...rules prevent the current transfer from being influenced by dissimilar metals and remove the risk of corrosion Always use the correct tool to crimp the ferrule RECOMMENDED COPPER WIRE SIZE FOR CURRENT CAPACITY Insulated Wire Single Conductor in free air Current Level in Amperes 7 AMPERES Wire Size 20 AWG Up to 5 feet 18 AWG Up to 10 feet 14 AMPERES 18 AWG Up to 5 feet 16 AWG Up to 10 feet 20 AMPER...

Page 4: ... of such changes DuraComm requires any product needing in or out of warranty service to be returned to DuraComm All requests for warranty service must be accompanied by proof of purchase such as bill of sale with purchase date identified DuraComm is not responsible for any expenses or payments incurred for the removal of the product from its place of use transportation or shipping expenses to the ...

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