Turndown vs. Valve Position
The Meaning of “Fire Rate” on the C-More Controller AERCO boilers and water heaters feature turndown ratios up to 30:1, the highest of which are unmatched in the marketplace – far exceeding the 3:1, 4:1, 5:1, 6:1, 8:1, and 10:1 capabilities of competitive units. Competitive boiler designs typically rely upon variable speed blowers and off-the-shelf gas valves to drive BTU/hr. input. In contrast, AERCO units feature a unique air/fuel delivery system, including patented gas plate designs, which support stable combustion control over a far greater range of operations. Sometimes, competitive...