Xantrex Technology RS3000 User Manual

Page 113

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Terminology

975-0170-01-01

C–3

DC Loads

These loads are those that run off a DC electrical system (battery).
A few examples of DC loads are pumps, lights, fans, power vents,
toilet, inverters, and some water heaters. DC loads rely on the
batteries for power.

Electrolyte

The liquid found inside storage batteries. Electrolyte is a
conductive medium in which the flow of electricity takes place. In
lead-acid batteries, the electrolyte is an acid-water mixture.

Enable

When a function is enabled, it is allowed to occur but other
conditions may have to be met before the function is activated or
turned on. For example, the charger function on the RS3000 may
be enabled, but it will not charge unless qualified AC power is
present.

Float Charge

The third stage of three-stage battery charging. After batteries
reach full charge, charging voltage is reduced to a lower level to
prevent gassing and to prolong battery life. This stage is often
referred to as a maintenance charge. Rather than charging a
battery, it keeps an already-charged battery from discharging while
providing load current.

Hertz (Hz)

The frequency, or number of times per second, that the flow of AC
electricity reverses itself. Also referred to as cycles per second
(see alternating current).

Idle Current

The amount of electrical current drawn from the battery to keep an
inverter running without a load.

Inductive Loads

TVs, VCRs, stereos, computers, and electric motors (power tools,
vacuum cleaners, for example) are examples of inductive loads
which surge on start up. They require a high startup current
compared to a resistive load such as a toaster or a coffee pot.

Inverter

A device that converts DC power to AC power.

Light Emitting Diode
(LED)

An LED is a type of solid-state lamp used to display various status
functions.

Load

Any device that consumes electricity in order to operate.
Appliances, tools, and lights are examples of electrical loads.
There are different types of loads such as AC loads and DC loads.

Low Battery Protection

A control circuit that minimizes the flow of electricity from
batteries to the inverter when battery voltage drops below a
determined level.

National Electric Code

The electrical wiring and installation code used in the United
States (NFPA 70).

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