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Meter Spin Test
How to determine instantaneous power from both the utility's watthour meter and var-hour meter (usually indicated by a large "R" on meter face)
Legend:
| Kh | Meter constant printed on face or nameplate of meter | |
| Mult | Multiplier (or product of the metering transformers ratios) | |
| Rev | Number of revolutions on a disc | |
| Sec | Time in seconds for the total number of revolutions (rev's) clocked |
To determine KW (WattHour Meter)
To determine KVAR (Var-Hour Meter)
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