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Electricity

A database referring to the existence of a flow of electric charge.

Contributors in Electricity

Electricity

SAIFI

Electrical equipment; Electricity

A distribution system reliability measure of the system average interruption frequency index. It measures sustained outages and interruptions and is a metric for the entire power system.

site acceptance test (SAT)

Electrical equipment; Electricity

Validation procedures for equipment executed with the customer on site.

scaling resistor

Electrical equipment; Electricity

A resistor added to an output circuit of measurement equipment to provide a scaled voltage output. The output is not a "true" voltage output and may be susceptible to loading errors.

schematic diagram

Electrical equipment; Electricity

A diagram which shows, by means of graphic symbols, the electrical connections and functions of a circuit.

substation control point (SCP)

Electrical equipment; Electricity

HMI computers at substation level allowing the operators to control the substation.

sealed cell (battery)

Electrical equipment; Electricity

Cells that are free from routine maintenance and can be operated without regard to position.

self discharge (battery)

Electrical equipment; Electricity

The decrease in the state of charge of a battery or cell, over a period of time, due to internal electro-chemical losses.

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