Big is Fondital's die-cast aluminium radiator made from aluminium alloy which stands out for its high performance levels, while at the same time low operating costs, thanks to its low thermal inertia. Big is synonymous of elegance and care for detail.
All models BIG are guaranteed 10 years from installation date on manufacturing faults, provided that the installation has been performed in compliance with the current norms and respecting the instructions relating to the installation, the correct use and the correct maintenance.
| Models | Depth (C) mm | Height (B) mm | Centre distance (A) mm | Length (D) mm | Connection diameters (inches) | Water capacity (Litres/sect.) | W/sect. (∆T 30kW) | W/sect. (∆T 50kW) | Exponent n | Coefficient (Km) |
|---|---|---|---|---|---|---|---|---|---|---|
| 350/100 | 97 | 407 | 350 | 80 | G1 | 0,20 | 47,2 | 89,9 | 1,2598 | 0,6506 |
| 700/100 | 97 | 757 | 700 | 80 | G1 | 0,39 | 77,7 | 149,5 | 1,2819 | 0,9928 |
| 800/100 | 97 | 857 | 800 | 80 | G1 | 0,42 | 85,1 | 165,0 | 1,2962 | 1,0360 |
| 500/100 | 97 | 557 | 500 | 80 | G1 | 0,25 | 59,5 | 114,4 | 1,2813 | 0,7613 |
| 600/100 | 97 | 657 | 600 | 80 | G1 | 0,29 | 67,8 | 131,5 | 1,2957 | 0,8270 |
Maximum working pressure: 1600 kpa (16 bar); Maximum working temperature: 120 °C
Characteristic equation of the model Ф=Кm ΔТn
The thermal efficiency values shown comply with the European Standard EN 442-1:2014 and are certified by the MRT Lab of the Milan Polytechnic, notified body №1695.
