Condensing boiler technology

E01Size GB055D01Size GB057––Housing: Aluminium––Electrical connection: Connector shell with 4.20 mm grid(Stocko: STO-FIT; Wuerth: WR-MPC4 series)––Inlet (gas connection): External thread G3/4 or G1/2 (DIN EN ISO 228)or 4 x M4 mounting holes (optional)––Outlet: ebm-papst specific quick-connector––Safety valves: Coaxial design: valve class B/C in accordance with EN161––Housing: Aluminium––Electrical connection: Connector shell with 5.08 mm grid(e.g. Molex KK ® system: Art.10-01-1054)––Inlet (gas connection): 4 x M5 mounting holes (36 mm hole spacing)––Outlet: 4 x M5 mounting holes (36 mm hole spacing)––Safety valves: Valve class B/B in accordance with EN161Nominal dataRated voltageMax. input powerNominal diameterMaximum inletpressureFlow rate(at Δp = 5 mbar)Automaticshutoff valves(EN161)Minimumsignal pressureOpening andclosing timeNominal dataRated voltageMax. input powerNominal diameterMaximum inletpressureFlow rate(at Δp = 5 mbar)Automaticshutoff valves(EN161)Minimumsignal pressureOpening andclosing timeUnit V VA mbar m³/h Pa sGB-ND 055 E01 230 RAC 9.8 DN15 65 3.4 Class B/C -30 < 1120 RAC 9.8 DN15 65 3.4 Class B/C -30 < 124 RAC 8.1 DN15 65 3.4 Class B/C -30 < 1Unit V VA mbar m³/h Pa sGB-ND 057 D01 230 RAC 2 x 12.5 DN20 65 5.3 Class B/B -30 < 1120 RAC 2 x 12.5 DN20 65 5.3 Class B/B -30 < 124 RAC 2 x 12.5 DN20 65 5.3 Class B/B -30 < 124 DC 2 x 12.5 DN20 65 5.3 Class B/B -30 < 1Capacity curve - GB055Capacity curve - GB05710080100806050403060recommended work work range range 50recommended work range4030∆p [mbar]201086543∆p [mbar]∆2010865432Conditions: + 15° C / 59 °F, p , = 1013 mbar2Conditions: + 15° C/59 °F, p = 1013 mbar10,1 0,2 0,3 0,4 0,5 0,6 0,8Vn ° [m 3 /h] Luft / Air (dv = 1,00)1 2 3 4 5 6 7 8 910 20servoregulatorsolenoid coilelectricalconnection10,1 0,2 0,3 0,4 0,5 0,6 0,8V ° n [m 3 /h] Luft / Air (dv = 1,00)12 3 4 5 6 7 8 9 1020servo regulatorpressure regulatoroffset adjustmentelectrical connection0,2 0,3 0,4 0,5 0,6 0,8 1 2 3 4 5 6 7 8 910 20 30Vn ° [m 3 /h] Erdgas / Natural gas (dv = 0,65)0,2 0,3 0,4 0,5 0,6 0,81 2 3 4 5 6 7 8 910V ° n [m 3 /h] Erdgas / Natural gas (dv = 0,65)20 30pressure testnipple P 1pressure testnipple P 2main flow throttlepressure testnipple P 1pressuretest nipple P 2main flow throttlesolenoid coil36 37