Installation Guide

Installation
42 900-0168-01-00 Rev C
Table 6 Terms and Definitions
Term Definition
Subphase Master An inverter which provides the output for additional phases of a stacked system; the output of a
subphase master is based on the output of the master
System display Remote interface device (such as the MATE3), used for monitoring, programming and
communicating with the inverter; also called “remote system display”
Three-phase, 3-phase A type of utility electrical system with three “hot” lines, each 120° out of phase;
each carries the nominal line voltage with respect to neutral; each carries voltage with respect to
each other equaling the line voltage multiplied by 1.732
Transformer This inverter is provided with an internal isolation transformer with a class N insulation system
Turbo Fan External cooling fan used in place of the DCC on sealed FXR inverters
Utility grid The electrical service and infrastructure supported by the electrical or utility company; also called
“mains”, “utility service”, or “grid”
Symbols Used
WARNING: Hazard to Human Life
This type of notation indicates that the hazard could be harmful to human life.
CAUTION: Hazard to Equipment
This type of notation indicates that the hazard may cause damage to
the equipment.
IMPORTANT:
This type of notation indicates that the information provided is important to
the installation, operation and/or maintenance of the equipment. Failure to
follow the recommendations in such a notation could result in voiding the
equipment warranty.
MORE INFORMATION
When this symbol appears next to text, it means that more information is available in other
manuals relating to the subject. The most common reference is to the Operator’s Manual for the
appropriate inverter model. Another common reference is the system display manual.