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48 Volt 1.1 amp NiCad and Nickel Metal Hydride Battery Chargers with thermistor

This a dT/dt fast battery charger with a microprocessor controlled charge and sense LED display and preset time-out. 100-240 VAC 60Hz / 50 Hz input, with fixed AC cord connector. Universal desk-top AC charger charges packs containing 40 cell, 48VDC NiMH or NiCad battery packs with peak charge detection.

General Information

Model PST-3PN7060-48 Name 40 Cell Ni-Cd/Ni-MH Battery Charger with dT/dt end of charge Detection Type Battery Pack Charger for R/C, Robots, bicycles ROHS ROHS available on special order

Technical Information

Rated input voltage 100-240 VAC, 50/60 Hz No. of batteries 40 cell battery packs 40 cells 48 volts nominal, 56 volts peak during charge Battery size 3 AH to 9 AH Charging current 1.1 amps or 1100mA, trickle less than 200mA Charger type Ni-Cd/Ni-MH Battery Charger Application R/C Models, robots, bicycles Timeout 8 hours if the charger does not detect a full charge Charging supervision dT/dt (0.4°C/minute) or Tmax>50°C or Vmax>1.59 V/Cell Input Frequency 50-60 Hz Battery type Ni-Cd/Ni-MH Battery Style Desktop Output power 70W maximum Output voltage 56 volts peak Output options included 3 pin connector standard, others on request This is commonly called a CB microphone connector, an example of the mating connector is Switchcraft CB3MX Plug wiring Pin 1 Positive Pin 2 Negative, thermistor Pin 3 NTC thermistor Thermistor NTC type, 10K and B=3950 Weight 550 grams, 0.55 kg, 1 lb 4 oz, 19 oz Cooling Natural convection, no fan Efficiency >80% Size 129 x 91 x 68 mm, 5.1 x 3.6 x 2.7 inches Environment -10°C to +40°C operating, -40°C to +70°C storage Temperature rise <40°C rise on case under any line voltage and maximum rated load Vibration, Impact 5mm, 50Hz, 600 Seconds, 1 meter drop 3 times Protections Reverse Polarity, Short circuit protection Safety CE marked, designed to IEC335-2-29, Double insulated, indoor use MTBF 30,000 hours by MIL-STD calculation HiPot, ESD Hi-Pot 8000 V, 1 minute, ESD 3000V LED Indications Charging Red Charged/Trickle Charging Green Flashing Error Protections Short circuit protection Reverse polarity protection AC power cord 6 foot cord with USA two prong plug

Advantages:

Inexpensive desk top Nicad and NiMH Battery Charger with peak charge control circuit, universal AC input version.

Single LED changes color to indicate state of charge.