Applicable to Normal, Utility, Aerobatic and Commuter Aeroplanes / Large Aeroplanes / Small Rotorcraft / Large Rotorcraft / Engines / Propellers / Auxiliary Power Units / ETSO Parts
Deviates from RTCA DO-227A by permitting an Open Circuit Voltage (OCV) increase of 6% during one test of the environmental test sequence instead of a 2% change allowed in section 2.4.4 Test samples and test sequencies for LiMnO2 cells and batteries.