... pump system, with electric pump, diesel engine pump, jockey pump and control panel. Fire pump system E+D+J,Operation: 1 Duty ... , 150, 200, 300, 400, 500, 750, 1000, 1250...GPM with 4, 5, 6, 10, 15... Bar1. Electric pump, closed coupled centrifugal ... brass, shaft from stainless steel, mechanical seal is carbon/ceramic.2. Diesel engine pump, with capacity equal to electric pump capacity ...