900 KW BATTERY CHARGING VAN. Typical application: recharge submarine or navy batteries. Scope of supply: battery charging van, input 3,3KV 50Hz, output 220-500Vdc 2000A 900KW. Typical use: the normal charging of the batteries for a submarine positioned alongside; the rapid charging of the batteries of a submarine positioned alongside; the maintenance of submarine batteries on land. All the above are possible by means of a selector switch to choose the operation mode for NORMAL/RAPID/MAINTENANCE. The system automatically provides to supply the DC system with a constant, regulated voltage. Warranty of complete equipment including associated equipment is provided for 12 months.