Bradford White EverHot TGHE-160I-NX Installation And Operation Instruction Manual page 15

Figure 3. Scald Warning.
Table 5. Approximate scald time/temperatures.
APPROXIMATE TIME/TEMPERATURE
RELATIONSHIPS IN SCALDS
120°F (49C) More than 5 minutes
125°F (52C)
130°F (54C) About 30 seconds
About 10 seconds
135°F (57C)
140°F (60C) Less than 5 seconds
Less than 3 seconds
145°F (63C)
150°F (66C) About 1½ seconds
155°F (68C)
15
1½ to 2 minutes
About 1 second