40 CFR Part 53, Table B-4
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
| Test day | Linevoltage,1 rms | Roomtemperature,2 °C | Comments |
|---|---|---|---|
| 0 | 115 | 25 | Initial set-up and adjustments. |
| 1 | 125 | 20 | |
| 2 | 105 | 20 | |
| 3 | 125 | 30 | Adjustments and/or periodic maintenance permitted at end of tests. |
| 4 | 105 | 30 | |
| 5 | 125 | 20 | |
| 6 | 105 | 20 | Adjustments and/or periodic maintenance permitted at end of tests. |
| 7 | 125 | 30 | Examine test results to ascertain if further testing is required. |
| 8 | 105 | 30 | |
| 9 | 125 | 20 | Adjustments and/or periodic maintenance permitted at end of tests. |
| 10 | 105 | 20 | |
| 11 | 125 | 30 | |
| 12 | 105 | 30 | Adjustments and/or periodic maintenance permitted at end of tests. |
| 13 | 125 | 20 | |
| 14 | 105 | 20 | |
| 15 | 125 | 30 |
1 Voltage specified shall be controlled to ±1 volt.
2 Temperatures shall be controlled to ±1 °C.