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  • DC-DC Converters-A suitable alternative to battery chargers

    DC-DC Converters-A suitable alternative to battery chargers

    May , 09 2022
    What if you had all the power you wanted or needed at 125 Vdc, but your site manager suddenly handed you a requirement for 24 Vdc to run some communication gear? You might tell him to buy a 24 V battery and a 24 V battery charger. But, these elements come with costs: initial, maintenance, and probable future battery replacement. There is another way: for approximately the same cost as the battery ...
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  • How to do Battery charger Sizing?

    How to do Battery charger Sizing?

    May , 09 2022
    In this article we will discuss the La Marche method for sizing a battery charger. There are a few pieces of information that must be gathered before the charger size can be calculated. The required information is as follows: – What is the maximum load in amps? – What is the battery backup time needed? – What is the required recharge time? – What is the battery type (Lead acid or Ni-Cad) and the n...
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  • Battery charger options (part-1)

    Battery charger options (part-1)

    May , 16 2022
    In this series of articles we will discuss the options you can have in your battery charger. You can check out these options for choosing your desired battery charging solution. Special Ground Bus This is an appropriately sized ground bus bar mounted inside the battery charger to allow customers to tie ground connections inside the charger to the external system ground. The ground bus bar allows f...
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  • Battery charger options (part-2)

    Battery charger options (part-2)

    May , 16 2022
    In this series of articles we will discuss the options you can have in your battery charger. You can check out these options for choosing your desired battery charger solution. Alarm and Auxiliary Switches Breakers can be equipped with either an Alarm Switch or an Auxiliary Switch. They allow the customer to remotely monitor the status of the breaker telling them if it is tripped or open/closed. T...
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  • Battery charger options (part-3)

    Battery charger options (part-3)

    May , 16 2022
    In this series of articles we will discuss the options you can have in your battery charger. You can check out these options for choosing your desired battery charger solution. Charge Dividers Our charge divider option adds series diodes to the output of our charger to isolate multiple banks of batteries. The battery banks, in effect, do not see each other, allowing each bank to be charged complet...
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  • Battery charger options (part-4)

    Battery charger options (part-4)

    May , 23 2022
    In this series of articles we will discuss the options you can have in your battery charger. You can check out these options for choosing your desired battery charger solution. Reverse Polarity Protection and LED This circuit protects against someone accidently reversing the battery terminal connections on the charger (i.e. connecting the battery positive to the charger negative or vice versa). Th...
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  • Battery charger options (part-5)

    Battery charger options (part-5)

    May , 23 2022
    In this series of articles we will discuss the options you can have in your battery charger. You can check out these options for choosing your desired battery charger solution. Zero Center Ammeter with Battery and Load Terminals DC Ammeter, which reads both charge and discharge current to the battery. Two sets of output terminals are provided, one for the load connection and one for the battery co...
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  • UPS For Lift Application

    UPS For Lift Application

    May , 30 2022
    Have you ever considered how you would evacuate people from a multistory building in case of power failure? Do you have responsibility for people coming and going from public buildings? If you do, you need to consider how you’re going to handle evacuation in the event of an extended power failure and are not equipped with a standby generator. It doesn’t need to be a dramatic situation just an exte...
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  • High Frequency / High Ripple Resonant Chargers: Good or Bad? (part-1)

    High Frequency / High Ripple Resonant Chargers: Good or Bad? (part-1)

    Jun , 13 2022
    Battery charging is a complex electrochemical process, in which the discharged electric energy is replenished from the electric power grid. This is accomplished using a battery charger, which is an electrical/electronic device that converts the incoming AC line voltage into a regulated DC voltage to meet the charging needs of the respective battery. In a series of articles we are going to explain ...
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  • High Frequency / High Ripple Resonant Chargers: Good or Bad? (part-2)

    High Frequency / High Ripple Resonant Chargers: Good or Bad? (part-2)

    Jun , 13 2022
    Battery charging is a complex electrochemical process, in which the discharged electric energy is replenished from the electric power grid. This is accomplished using a battery charger, which is an electrical/electronic device that converts the incoming AC line voltage into a regulated DC voltage to meet the charging needs of the respective battery. In a series of articles we are going to explain ...
    more

  • High Frequency / High Ripple Resonant Chargers: Good or Bad? (part-3)

    High Frequency / High Ripple Resonant Chargers: Good or Bad? (part-3)

    Jun , 13 2022
    Battery charging is a complex electrochemical process, in which the discharged electric energy is replenished from the electric power grid. This is accomplished using a battery charger, which is an electrical/electronic device that converts the incoming AC line voltage into a regulated DC voltage to meet the charging needs of the respective battery. In a series of articles we are going to explain ...
    more

  • What are some key practices for a Fast or Opportunity charge operation?

    What are some key practices for a Fast or Opportunity charge operation?

    Jun , 20 2022
    What are the operational implications of charging at a higher rate? Initial Cost: Initial charger investments may cost up to 5 times more than a conventional charger operation, especially if the charging system utilizes a dedicated charger for every battery. Infrastructure Change: Once committed to the Fast or Opportunity charge process, it can be very difficult to transition back to Conventional ...
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