Logano plus SB315, SB615, SB745 - Buderus

3 Technical description3.2.5 Specification for the Logano plus SB615 and SB615 VM floor standing condensing boilersBoiler size Unit 145 185230 1)/ 240 310 400 510 640Rated heating output gas(at systemtemperature 50/30 °C)Rated heating output gas(at systemtemperature 80/60 °C)Rated heating output oil(at systemtemperature 50/30 °C)Rated heating output gaswith Logatop VM(at systemtemperature 50/30 °C)Rated heating output withLogatop VM (at systemtemperature 80/60 °C)Full load kW 145 185 240 310 400 510 640PartialloadkW 59.2 75.6 97.8 126.3 162.4 208.8 261.5Full load kW 132.7 169.2 218.9 282.8 365.2 467.9 585.4Full load kW 137 174.8 226.8 293 378 482 604.8PartialloadkW 55.9 71.4 92.4 119.4 153.5 197.3 247.1Full load kW 145 158 230 310 – – –PartialloadkW 51.8 66.1 82.1 110.6 – – –Full load kW 132.7 169.2 210.7 282.8 – – –PartialloadkW 50.6 64.5 80.2 108.1 – – –from kW 54.3 69.3 89.8 116.0 149.5 191.6 239.9to kW 135.8 173.2 224.4 289.9 373.8 478.9 599.8CombustionoutputFull load kW 135.8 173.2 224.4 289.9 – – –Partialload35%kW 47.5 60.6 75.3 101.5 – – –CO 2 valueGasOil%1013Flue gas temperature 2)(at systemtemperature 50/30 °C)Flue gas temperature 2 )(at systemtemperature 80/60 °C)Flue gas mass flow rate(at systemtemperature 50/30 °C)Flue gas mass flow rate(at systemtemperature 80/60 °C)Flue gas mass flow ratewith Logatop VM(at systemtemperature 50/30 °C)Full load °C 45Partialload°C 35Full load °C 74Partialload°C 45Full load kg/s 0.0552 0.0704 0.0928 0.1200 0.1528 0.1969 0.2466Partialloadkg/s 0.0217 0.0277 0.0360 0.0465 0.0603 0.0770 0.0958Full load kg/s 0.0579 0.0738 0.0956 0.1235 0.1592 0.2040 0.2555Partialloadkg/s 0.0231 0.0295 0.0383 0.0494 0.0637 0.0816 0.1022Full load kg/s 0.0633 0.0808 0.1010 0.1350 – – –Partialloadkg/s 0.0220 0.0283 0.0352 0.0474 – – –Table 7Specification for the Logano plus SB615 and SB615 VM floor standing condensing boilers(dimensions page 17 f.)22Technical guide Floor standing gas/oil condensing boilers Logano plus SB315, SB615, SB745 – 6 720 802 589 (2012/01)