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Important Safety Instructions
2 900-0020-01-00 Rev A
Table 1 Terms and Definitions
Term Definition
DVM Digital Voltmeter
ETL Electrical Testing Laboratories; short for the company ETL Semko; refers to a certification issued by
ETL to OutBack products indicating that they meet certain UL standards
FCC Federal Communications Commission
GND Ground; a permanent conductive connection to earth for safety reasons; also known as Chassis
Ground, Protective Earth, PE, Grounding Electrode Conductor, and GEC
Grid-interactive,
grid-intertie, grid-tie
Utility grid power is available for use and the inverter is a model capable of returning (selling)
electricity back to the utility grid
HBX High Battery Transfer; a function of the remote system display
IEEE Institute of Electrical and Electronics Engineers; refers to a series of standards and practices for the
testing of electrical products
LBCO Low Battery Cut-Out; set point at which the inverter shuts down due to low voltage
LED Light-Emitting Diode
NEC National Electric Code
NEU AC Neutral; also known as Common
Off-grid
Utility grid power
is not
available for use
PV Photovoltaic
RELAY AUX Auxiliary connection that uses switch (relay) contacts to control external devices.
RTS Remote Temperature Sensor; accessory that measures battery temperature for charging
Split-phase A type of utility electrical system with 2 “hot” lines that are 120 Vac with respect to neutral and 240
Vac between the “hot” lines; common in North America
System display Remote interface device (such as the MATE3), used for monitoring, programming and
communicating with the inverter; also called “remote system display”
UL Underwriters Laboratories; refers to a set of safety standards governing electrical products
Utility grid The electrical service and infrastructure supported by the electrical or utility company; also called
“mains”, “utility service”, or “grid”
General Safety
WARNING: Limitations on Use
This equipment is NOT intended for use with life support equipment or other medical
equipment or devices.
CAUTION: Equipment Damage
Only use components or accessories recommended or sold by OutBack Power
Technologies or its authorized agents.