Due to the Energy-related Products (ErP) Directive regulations this product is no longer available.

Please see our range of ErP compliant condensing water heaters:

Dorchester DR-FC Evo condensing water heater - 7 models available with continuous outputs (@44°C ∆T) of 600, 630, 970, 1200, 1700, 2000 & 2400 l/h.

Dorchester DR-CC compact condensing water heater - 9 models available with continuous outputs (@44°C ∆T) of 228, 233, 374, 461, 465, 602, 608 & 614 l/h.

Due to the Energy-related Products (ErP) Directive regulations this product is no longer available.

Please see our range of ErP compliant condensing water heaters:

Dorchester DR-FC Evo condensing water heater - 7 models available with continuous outputs (@44°C ∆T) of 600, 630, 970, 1200, 1700, 2000 & 2400 l/h.

Dorchester DR-CC compact condensing water heater - 9 models available with continuous outputs (@44°C ∆T) of 228, 233, 374, 461, 465, 602, 608 & 614 l/h.

  Dorchester DR-LA/LP model Units DR-LA/LP 30 DR-LA/LP 40 DR-LA/LP 45 DR-LA/LP 60 DR-LA/LP 75 DR-LA/LP 95 DR-LA 110  
Water Continuous output with 44°C ΔT l/h 620 819 964 1197 1425 1836 2103  
Continuous output with 50°C ΔT l/h 545 721 848 1053 1254 1614 1851  
Storage capacity litres 324 374 312 351 291 265 264  
Maximum water pressure bar 8 8 8 8 8 8 8  
Energy Heating-up time, ΔT = 44°C mins 31 27 19 17 12 8 7  
Heating-up time, ΔT = 50°C mins 36 31 22 20 14 10 8  
Gas Output maximum kW 31.7 41.9 49.3 61.2 72.9 93.9 107.6  
Input (gross) maximum kW 41.4 55.4 65.2 81 96.4 124.2 140.6  
Input (nett) maximum kW 37.3 49.9 58.7 72.9 86.8 111.8 126.6  
Gas flow rate natural gas (G20) – Maximum m3/h 4 5.4 6.3 8.2 9.4 12.1 14  
Nominal gas inlet pressure (NG) m3/h 1.4 2 2.4 3 3.4 4.3 4.9  
Maximum gas inlet pressure (NG) mbar 20 20 20 20 20 20 20  
Gas flow rate propane (G31) - Maximum mbar 25 25 25 25 25 25 25  
Flue Maximum flue gas temperature °C 180 200 200 180 180 200 185  
Connections Water flow and inlet connection in 1½" Rp 1½" Rp 1½" Rp 1½" Rp 1½" Rp 1½" Rp 1½" Rp  
Gas connection in ¾" Rp ¾" Rp ¾" Rp ¾" Rp ¾" Rp ¾" Rp 1" Rp  
Drain connection in 1½" Rp 1½" Rp 1½" Rp 1½" Rp 1½" Rp 1½" Rp 1½" Rp  
T&P valve connection in 1" NPT 1" NPT 1" NPT 1" NPT 1½" Rp 1½" Rp 1½" Rp  
Draught diverter spigot ID horizontal connection mm 150 150 150 180 180 225 225  
Draught diverter spigot ID angled connection mm 150 150 180 180 225 225 225  
  Nominal supply voltage   230V, 1Ph, 50Hz 230V, 1Ph, 50Hz 230V, 1Ph, 50Hz 230V, 1Ph, 50Hz 230V, 1Ph, 50Hz 230V, 1Ph, 50Hz 230V, 1Ph, 50Hz  
  Approx. shipping weight kg 214 242 230 259 265 291 350  
  Title Type Size