Riello START 30 KIS Low NOx 20187407 Methane Condensing Boiler Complete with Flue Gas Exhaust Kit

TECHNICAL CHARACTERISTICS

Seasonal space heating efficiency class A

Water heating energy efficiency class - A

Rated power P nominal kW 19

Seasonal space heating energy efficiency % 93

HEATING

Nominal heat output: kW 20.00

Nominal thermal power (80÷60 °C) kW 24.38

Nominal thermal power (50÷30 °C) kW 26.78

Reduced thermal output: kW 3.95

Reduced thermal power (80÷60 °C) kW 3.79

Reduced thermal power (50÷30 °C) kW 4.09

HEALTHCARE

Nominal thermal capacity kW 30.00

Nominal thermal power kW 30.00

Reduced thermal output kW 3.95

Reduced thermal power (*) kW 3.95

YIELD

Useful efficiency Pn max-Pn min (80°-60°) % 97.5 - 96.0

Useful efficiency Pn max-Pn min (50°-30°) % 107.1 - 103.6

Useful efficiency 30% (return 30°C) % 108.8

Efficiency at average P Range Rated (80°-60°) % - 97.3

Average P Return Range Rated 30% (30th return) % - 109.0

Combustion efficiency % 97.7

Chimney losses with burner on (Pn max) % 2.3

Chimney losses with burner off % 0.08

Casing losses with burner on (Pn max) % 0.2

SMOKE EXHAUST

Nox Class - UNI EN 15502: 6

Residual head concentric pipes 0.85 m ø 60-100 mm Pa : 60

Residual head of separate pipes 0.5 m ø 80 mm Pa: 190

Residual head of boiler without pipes and without flange Pa 196

ELECTRICAL CHARACTERISTICS

Electrical power (Pel max heating - Pel max san.) W 85 - 102

Circulator electric power (1000 l/h) W 42

Supply voltage V - Hz 230-50

IP X5D protection rating