5.6 Compressor Overload Relay
• An external compressor overload relay is used
to protect the compressor motor. This relay is
mounted within the connector housing that
attaches to the top of the compressor. The
relay interrupts the flow of current when there
is an overload condition and, high temperature
builds up in the compressor.
Operating Temperature
OFF (Open Contacts)
302 °F (150 °C)
5.7 Power Cord with LCDI
• Office Pro 18 is equipped with UL recognized LCDI cord and NEMA plug configuration (5-20).
The appropriate outlet must be used for this plug type. LCDI is used for monitoring leakage
current. Once leakage current is detected, LCDI de-energizes the unit.
Non-Operating Limit at 176 °F
ON (Closed Contacts)
156 °F (69 °C)
Test Button
Reset Button
Operation Section
Points
(100 °C) (A)
19.0
25
Bimetal
Terminal
I001691
Marking
MRA4720-12027
I002239
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