A.O. Smith TWI 45-190, TWI 35-130 User Manual

Innovation has a name.

Twister

Condensing Stainless Steel
Water Heater

TWI 35-130/45-190

Fully room-sealed condensing high-effi ciency water heater (95% gross)

• Stainless steel tank • No anodes simplify maintenance • Premix
Low-NOx burner saves the environment • Whisper quiet operation

• Specially designed blower and burner minimize noise • Plug-and-

Play technology; connect air inlet, exhaust outlet, water, electricity,
and gas, set the temperature and the system functions properly

• Three external LED lights indicate operational status of water
heater • Full serviceability from the front • Suitable for natural gas

Twister

Technical specifications

TWI 35-130

Gas data natural gas 2H (G20)

Input* kW 37.8 50.0
Output kW 36.0 47.7
Inlet pressure mbar 20 20
NOx-value ppm 21 16
Gas consumption** m
Max. flue gas temperature °C 65 65
Flue gas discharge kg/h 61.2 78.6

3

/h 3.6 4.8

Draw-off capacity

Storage capacity l 129 189
Maximum working pressure bar 8 8
Max. temperature setting °C 85 85

T

= 10ºC / T

cold

30 min. ∆T=44°C l 440 664
60 min. ∆T=44°C l 792 1131
90 min. ∆T=44°C l 1145 1597
120 min. ∆T=44°C l 1497 2063
Continuous ∆T=44°C l/h 704 932
Heating-up time ∆T=44°C min. 11 12
30 min. ∆T=50°C l 378 573
60 min. ∆T=50°C l 688 983
90 min. ∆T=50°C l 998 1394
120 min. ∆T=50°C l 1308 1804
Continuous ∆T=50°C l/h 620 820
Heating-up time ∆T=50°C min. 12 14
30 min. ∆T=55°C l 335 511
60 min. ∆T=55°C l 617 884
90 min. ∆T=55°C l 899 1257
120 min. ∆T=55°C l 1181 1630
Continuous ∆T=55°C l/h 564 746
Heating-up time ∆T=55°C min. 14 15

= 65ºC

set

Electrical data

Power consumption W 200 300
Power supply VAC/Hz 230 (-15% +10% VAC) / 50 (+/- 1 Hz)

Shipping data

Weight empty kg 70 82
Maximum weight kg 199 271
Weight incl. packaging kg 88 100
Height packaging mm 1400 1750
Width packaging mm 780 780
Depth packaging mm 870 870

* Gas data on gross value
** Gas consumption at 15°C and 1013.25 mbar

TWI 45-190