Easy to inspect and replace! The charging of lead-acid batteries is designed with a constant current circuit, taking into consideration the lead-acid battery.
The "STDE Series" is a device that provides uninterrupted DC power supply by operating in parallel with lead-acid batteries. During normal operation, it supplies DC power from the internal power circuit while also performing float charging on the lead-acid battery. In the event of an AC input side power outage, power is supplied from the lead-acid battery without any interruption. 【Features】 ■ Voltage/current values can be displayed on the front of the device (no display for loads below 3A, accuracy ±5%) ■ A constant current circuit is provided for charging the lead-acid battery ■ Designed with consideration for lead-acid batteries ■ Output terminals (4 branches) on the load side have individual NFBs ■ The battery storage compartment is drawer-type, making inspection and replacement easy *For more details, please refer to the PDF materials or feel free to contact us.
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【Other Features】 ■ Overvoltage and undervoltage detection of output voltage, with alarm output terminals (voltage-free loop) for various alarms to external output. ■ Input switch (NFB) forced trip function due to overvoltage detection to protect communication devices. *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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We mainly develop and produce communication command products using "voice IP technology." We also manufacture various power supply devices and sheet metal products such as 19-inch racks, providing total support for users' communication equipment.