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HI,We are going to bid for a small lighting energy control aplicaiton in an Asian country. Supply is 230V/400V 3 phase. Max load is 24.5KVA 3 phase. These are to control HPS 250W lighting load distributed among three phase 4 wire circuits. The need is to start lights at 6pm or sunset at 230V/400V, then change to 230V/380V till midnight (12) and then drop to 200V till 5.30am in the morning and switch off. System should be able to handle if power failure happen or drop and need to relight HPS lights and also at startup, there is a in-rush curent than normal in HPS lighiting.If you have thse sort of programmable 30KVA like 3 phase connectable unit, please let me know more detailsspecificaitons and priicing for 3 units. regardsWasantha Perera/Chief Engineer
