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Bosch Tronic 3000 C I US12-US3 <br />Under -Sink Electric Tankless Water Heaters <br />Endless Hot Water for One Sink at a Time <br />Compact point -of -use / under -sink Tankless water heaters are designed <br />to provide an endless supply of hot water for kitchen and bathroom <br />sinks. These units provide 98% efficiency with minimal stand-by loss <br />and most models are equipped with high/low kW settings. <br />Note: All Basch Tronic 3000 models require hard wiring. <br />c@us <br />LISTE0 <br />Features <br />► 98%efficient with minimal stand-by loss <br />► Ultra compact and lightweight. saving valuable space <br />► Copper meat exchanger with copper -sheathed <br />heating elements <br />► Units can be mounted horizontally or vertically <br />(except morel US12) <br />► Model US12 features thermostatic control <br />► Notemperature /pressure relief valve is necessary <br />(subject to Incal codes) <br />► 5 year limited warranty' <br />'Y Copies of original warranties in their entirety are available at <br />www. bosrhheatirgandeooling.tom <br />Part Number <br />7736500683 <br />7736500687 <br />7736500684 <br />__. _. <br />7736500686 <br />_.. _..__.... .. ... <br />7736500665 <br />_ <br />Thermal Efficiency <br />9896 <br />Thermostatic Control <br />✓ <br />- <br />- <br />- <br />- <br />Activation Flow Rate, GPM <br />0.6 <br />0.75 <br />0.75 <br />0.5 <br />0.5. <br />Electrical Requirements <br />voltage NAC)' <br />208 24C Noy ,al <br />2;F Ior,.n l <br />208-240 Nominal <br />277 Nomiral <br />120 Nominal <br />Input (High/Low Setting), kW <br />12 <br />9.5 / 4.75 <br />7.2 / 3.60 <br />_..__---------- ---- __._.._--, <br />6.0/3.0 <br />.............. <br />3.4 <br />____. ................ <br />Minimum Required <br />50 <br />40 <br />30 <br />25 <br />30 <br />Circuit Breaker Amperage <br />Minimum Wire Size <br />6 AWG <br />8 AWG <br />10 AWG <br />10 AWG <br />10 AWG <br />Maximum Flow Rates Depending <br />on Temperature <br />Rise <br />GPM Output @ Temperature <br />1.1 <br />0.9 <br />0.7 <br />0.5 <br />NA <br />Rise of 75°F <br />GPM Output @ Temperature <br />1.4 <br />1.1 <br />0.8 <br />0.7 <br />NA <br />Rise of 60°F <br />GPM Output @ Temperature 1.8 <br />Rise of 45°F <br />1.4 <br />1.1 <br />0.9 <br />Example: 4: inlet watec Len oei.m: e 0i d a .i< temperature of 120"F requires a temperat-i c ' n " <br />'Svecs are based on 240 V. Lesser vol'iage 1220 V 0! <uls v': will result in reduced output. values shown are for high ( low RW settings. <br />0.5 <br />