Reznor, Photon, Installation Manual, EN 2024-01, D301310 Iss 5 Page No 25 of 52
C
Model Photon 10 20 25 35 45 55 65 70 100 120
CO2 at High Fire (Throttle) G20 % 8.70 8.70 8.70 8.70 8.70 8.70 8.70 8.70 8.70 8.70
CO G20 ppm < 50 ppm
Throttle Turns from Closed - 3.0 out 1.5 out 4.5 out 7.0 out 6.0 out 8.5 out 7.5 out 8.0 out 29.5 in 1.0 out
CO2 at Low Fire (Offset) G20 % 7.70 8.10 8.10 8.10 8.10 7.90 8.10 8.20 8.20 8.00
CO G20 ppm < 50 ppm
Low Fire Offset Pressure G20 Pa -22 -45 -25 -54 -27 -77 -87 -105 -67 N/A
CO2 at High Fire (Throttle) G25 % 8.60 8.70 8.70 8.70 8.70 8.60 8.70 8.70 8.60 8.60
CO G25 ppm < 50 ppm
Throttle Turns from G20 - 2.0 out 1.5 out 1.75 out 2.5 out
2.125
out
3.0 out 2.5 out 3.0 out 7.5 in 0.5 out
CO2 at Low Fire (Offset) G25 % 7.70 8.10 8.10 8.10 8.10 7.90 8.10 8.20 8.20 8.00
CO G25 ppm < 50 ppm
Low Fire Offset Pressure G25 Pa -32 -55 -24 -34 -26 -72 -105 -134 -66 N/A
CO2 at High Fire (Throttle) G25.3 % 8.60 8.70 8.70 8.70 8.70 8.60 8.70 8.70 8.60 8.60
CO G25.3 ppm < 50 ppm
Throttle Turns from G20 - 1.0 out 1.0 out 1.5 out 2.0 out 2.0 out 3.0 out 2.25 out 3.0 out 6.0 in 0.5 out
CO2 at Low Fire (Offset) G25.3 % 7.70 8.10 8.10 8.10 8.10 7.90 8.10 8.20 8.20 8.00
CO G25.3 ppm < 50 ppm
Low Fire Offset Pressure G25.3 Pa -42 -60 -24 -33 -26 -70 -100 -140 -64 N/A
Flue Gas Temperature High Fire ΔT °C 161.1 179.9 176.3 182.6 176.9 163.9 170.5 152.8 171.1 146.8
Flue Gas Temperature Low Fire ΔT °C 65.0 71.1 78.7 68.2 74.7 72.8 76.9 75.8 72.1 61.0
Flue Pressure at Maximum Flue
Resistance
Pa 3 6 70 10 19 18 11 14 23 6
Thermal Efficiency High Fire NCV % 91.9 90.7 90.9 90.6 90.9 91.6 91.2 92.0 91.3 92.6
Thermal Efficiency Low Fire NCV % 96.4 96.1 95.7 96.2 95.9 95.8 95.8 95.8 96.1 96.7
Ignition Controller Program Key Ω 1,000 2,200 3,300 4,700 6,800 10,000 15,000 22,000 33,000 56,000
Table 4 Nominal Combustion Values with service door closed