B1 Series   Detail: Name: B1 Series Features 　 1. Mechanical Control 　 2. Ultra-Thin and Streamlined Design 　 3. Vitreous Enamel Coating Inner Tank (Germany Technology) 　 4. Corrosion and Acid Resistance 　 5. Non-fluorine Polyurethane Foaming Insulation Layer 　 6. Protection againgst Dry Heating, Over-temperature and Electricity Leakage 　 7. Temperature up to 75°C 　 8. Five years warranty for inner tank and one year for original factory parts 　 Introduction Specifications Model B1-10L B1-15L B1-20L B1-30L 　 　 Volume [gal] 2.6 4.0 5.4 8.0 　 　 Installation 　 　 　 　 　 　 Vertical wall mounting √ √ √ √ 　 　 Vertical floor-standing 　 　 　 　 　 　 Horizontal wall mounting 　 　 　 　 　 　 Technical Characteristics 　 　 　 　 　 　 Working pressure [bar] 6 6 6 6 　 　 Enamelled steel tank √ √ √ √ 　 　 Mg protective anode √ √ √ √ 　 　 Thermometer √ √ √ √ 　 　 Thermostat √ √ √ √ 　 　 Thermal automatic cut-off √ √ √ √ 　 　 Insulation thickness [mm] 20 20 20 20 　 　 Steel tank thickness [mm] 2 2 2 2 　 　 Enamel layer thickness [mm] 0.2 0.2 0.2 0.2 　 　 Inner tank diameter [mm] 196 240 240 300 　 　 Protection level against humidity IPX4 IPX4 IPX4 IPX4 　 　 Electrical Characteristics 　 　 　 　 　 　 Power output [W] 1500 1500 1500 1500 　 　 Voltage / Hertz 220V/50Hz 220V/50Hz 220V/50Hz 220V/50Hz 　 　 Nominal current [A] 6.8 6.8 6.8 6.8 　 　 Functional Characteristics 　 　 　 　 　 　 15 to 75°C heating time [min] 25 40 55 85 　 　 *Available amount of mixed water at 40°C [L] 18 25 40 60 　 　 Thermal losses [kwh / 24hrs] 0.37 0.45 0.55 0.7 　 　 Connection Fittings 　 　 　 　 　 　 Non-return safety valve √ √ √ √ 　 　 Over-pressure reduction valve > 6 bar √ √ √ √ 　 　 Transportaion 　 　 　 　 　 　 Product size (diameter × lengh) [mm] 242*253*430 284*297*395 284*297*500 340*353*542 　 　 Packaging dimensions (L×W×H) [mm] 309*313*475 341*357*440 341*357*55 438*398*680 　 　 Sets per 20"/40"/40HQ container 627/1320/1518 610/1316/1498 418/888/1026 239/506/580 　 　 N.W. / G.W. [kg] 9.5/11 10/12 11.5/13 13/15