Product Data

Honewell
FPC Freeze
Protection Control
The Trol-A-Temp Freeze Protection
Control,Model FPC, is a low cost control
designed to protect the air conditioning
coil from freezing. The FPC is installed
by simply snapping it onto the suction
line just outside the evaporator coil.
When the FPC senses temperature at 38
degrees it breaks the circuit to the
compressor relay, preventing a freeze-
“P-
The FPC then remakes the
compressor circuit at 48 degrees
allowing ample time for the compressor
r
I
I
I
FPC
to be off. This-differential prevents any
short cycling.
During the period the
Outdoor
compressor is off the fan is still running
using the cold coil to provide air
conditioning.
Wiring Diagram
HVAC Controls
1
------1
Y
IllRB5 PANEL
Y
G
I
!
.
J Fan Relay
24V. Transformer I
tieat Relay
@ U.S. Registered Trademark
Copyright @ 2000 Honeywell Inc. l All Rights Reserved
IllIll llllllll III
68-0232
68-0232
PRODUCT DATA

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