General information

Anti-frost protection system temperature:                   5°C
Minimum domestic hot water flow rate:                      2.5 litres/min
Min/Max D.H.W. Pressure:                                       0.2/8.0 Bar
Expansion tank capacity:                                          6.5 Litres
Expansion tank preset pressure:                               1.0 Bar
Heating system maximum pressure:                          2.5 Bar
Servicing Access top/sides/front/bottom:                    170/5/500/400 mm
Weight:                                                                   38.8 KG
Dimension (Lx H x D):                                              880X515X350 mm

ROC High Efficiency Wall Hung Domestic Boiler

Electrical information

Electric supply:          230V 50Hz
Input electric power:   110      
Protection level:         PX4D

EfficiencY

SEDBUK:                   A
SAP 2005                  90.6 %
SAP 2009                  89.6%

Performance

D.H.W flow rate ( △ T=35°C):                        11.5 Litres/min
Min/Max Heat input:                                      5.8 / 28.8 KW
Max Central Heating output:                           25.7 KW
Max D.H.W. output:                                       27.4 KW
Min Heat output:                                            5.1 KW
Min/Max Central Heating Temp:                      30/80°C
Min/Max D.H.W Temp:                                   30/60°C

28KW Specification