UTC LM1851
DEFINITION OF TERMS
LINEAR INTEGRATED CIRCUIT
Normal Fault An unintentional electrical path , RB, between
the load terminal of the hot line and the ground, as shown
by the dashed lines
HOT
LINE
NEUTRAL
HOT
GFI
RLOAD RB
NEUTRAL
RG
Normal Fault plus Grounded Neutral fault: The combina-
tion of the normal fault and the grounded neutral fault, as
shown by the dashed lines.
HOT
LINE
NEUTRAL
HOT
GFI
RLOAD
NEUTRAL
RN
RB
RG
Grounded Neutral Fault: An unintentional electrical path
between the load terminal of the neutral line and the
ground, as shown by the dashed lines.
LINE
HOT
NEUTRAL
HOT
RLDAD
GFI
NEUTRAL
RN
RG
UTC UNISONIC TECHNOLOGIES CO., LTD. 8
QW-R122-007,A