Lennox XC25 – Line Filter (Electromagnetic Compatibility Circuit – EMC) Operations, Checkout and Status / Error Codes

OPERATION:
The line filter reduces the unintentional conducted emission from the equipment, to a level sufficient to pass regulatory limits (such as FCC part 15).

The filter is rated at 208/230 volt, 30 amp maximum, 60 Hertz.

NOTE – The 2- and 3-ton inverters have the EMC builtĀ­in. The 4- and 5-ton units have an external device (see illustration below).

NOTE – A line filter is an electronic filter which is placed between electronic equipment and an external power source in order to attenuate conducted radio frequency interference (RFI). RFI is also known as electromagnetic interference (EMI).

CHECKOUT:
Voltage IN should read the same value as the Voltage OUT. With filter isolated from system, resistance between L1 and L2 should be the same as resistance between N1 and N2.

STATUS CODES:
None

ERROR CODES:
None

 

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