EP 1130-2-510
13 Dec 96
Replacement of existing equipment due to failure or normal deterioration is not included. (See
Note 1 below.)
o. Reserve Standby Hours (RSH). The hours during which a generating unit is not in
service, but is available for use if required.
p. Service Hours (SH). The hours during which a generating unit is connected to the
transmission system either supplying power or condensing; i.e., the time during which the
generator main power circuit breaker is closed.
q. Scheduled Outage Hours (SOH). The hours for routine repetitive maintenance and
repair that have been programmed into the power schedule.
NOTE 1: When a variety of work is performed on both generating unit and non-generating
equipment, the primary reason for the outage will determine to which category the outage hours
will be charged. Outages due to reservoir conditions, high tailwaters, flood control operations,
loss of transmission lines, or short outages for trash removal are not to be considered unavailable
time.
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