?The TCA-52 (P/N 31433-001) is an 11 cell Nickel-Cadmium battery, with a nominal voltage of 14V, and a nominal capacity of 53 Ah, at a weight of only 63 lbs. Two of the 14-volt batteries in series provide ?28 volt power for the aircraft?s DC buss.
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Overview
MarathonNorco 31433-001 TCA-52 is an 11 cell Nickel-Cadmium battery, with a nominal voltage of 14V, and a nominal capacity of 53 Ah, at a weight of only 63 lbs. Two of the 14-volt batteries in series provide 28-volt power for the aircraft?s DC buss. The TCA-52 provides significant Maintenance-cost savings for Boeing applications. The Marathon TCA-52 battery is a greatly improved nickel-cadmium (Ni-Cd) battery that features: • Significantly Increased Maintenance Intervals • Very Low Water Consumption • Large Electrolyte Reserve • Excellent Capacity Retention During Extended Cycling • Celgard? Gas Barrier System replacing OEM Cellophane Gas Barrier has eliminated Thermal Runaway • The TCA-52 is a replacement for the OEM battery P/N 43B050LB01
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