Monitoring at the board. We had equipment failing and nobody could say why. Turned out to be sags, not the equipment.
Supply voltage
236.2 V
Minimum voltage
233.3 V
Frequency
50 Hz
Harmonic distortion
2.9 %
Mains available
100 %
Outages
0
Time without mains
0 min
Voltage sags
0
Last updated: 9/29/2026, 6:21:34 PM
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| Time | Supply voltage (V) | Minimum voltage (V) | Frequency (Hz) | Harmonic distortion (%) | Mains available (%) | Outages | Time without mains (min) | Voltage sags |
|---|---|---|---|---|---|---|---|---|
| 9/29/2026, 6:21:34 PM | 236.2 V | 233.3 V | 50 Hz | 2.9 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 6:11:30 PM | 234.3 V | 200.8 V | 50.03 Hz | 2.9 % | 100 % | 0 | 0 min | 1 |
| 9/29/2026, 6:01:29 PM | 236.1 V | 233.7 V | 50.01 Hz | 3.1 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 5:51:27 PM | 234.1 V | 202 V | 50.01 Hz | 3.1 % | 100 % | 0 | 0 min | 1 |
| 9/29/2026, 5:41:25 PM | 236.2 V | 233.3 V | 50.01 Hz | 3 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 5:31:23 PM | 95.1 V | 0 V | 20 Hz | 3.4 % | 40 % | 1 | 6 min | 0 |
| 9/29/2026, 5:21:22 PM | 236.6 V | 233.3 V | 50.01 Hz | 3.3 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 5:11:18 PM | 234.3 V | 206.4 V | 49.99 Hz | 3.5 % | 100 % | 0 | 0 min | 1 |
| 9/29/2026, 5:01:17 PM | 235.3 V | 234.2 V | 49.99 Hz | 3.5 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 4:51:15 PM | 235.9 V | 233.8 V | 50.01 Hz | 3.6 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 4:41:14 PM | 233.4 V | 196.7 V | 50.02 Hz | 3.7 % | 100 % | 0 | 0 min | 1 |
| 9/29/2026, 4:31:11 PM | 236 V | 232.8 V | 50 Hz | 3.8 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 4:21:09 PM | 235.8 V | 233.5 V | 50.01 Hz | 3.9 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 4:11:09 PM | 235.5 V | 233.2 V | 50 Hz | 3.9 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 4:01:08 PM | 236.3 V | 234.2 V | 50.01 Hz | 3.9 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 3:51:06 PM | 235.8 V | 232.6 V | 50 Hz | 4.1 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 3:41:05 PM | 236.2 V | 233.2 V | 50 Hz | 4.1 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 3:31:02 PM | 235.5 V | 233 V | 50 Hz | 4.2 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 3:21:01 PM | 233.6 V | 204.5 V | 49.99 Hz | 4.2 % | 100 % | 0 | 0 min | 1 |
| 9/29/2026, 3:10:57 PM | 236.8 V | 233.7 V | 50.01 Hz | 4.3 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 3:00:56 PM | 235.4 V | 232.8 V | 50.02 Hz | 4.3 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 2:50:55 PM | 235.8 V | 233.2 V | 49.98 Hz | 4.3 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 2:40:53 PM | 237.7 V | 234.3 V | 49.99 Hz | 4.5 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 2:30:52 PM | 236.6 V | 231.8 V | 50 Hz | 4.4 % | 100 % | 0 | 0 min | 0 |
| 9/29/2026, 2:20:46 PM | 237.4 V | 233.6 V | 50.01 Hz | 4.6 % | 100 % | 0 | 0 min | 0 |