Carrier 50JC04-06, Инструкции по обслуживанию и техническому обслуживанию

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Filter Board
The Filter board is a support board that helps filter out noise and
spikes on the voltage supplied to the Drive board. For trouble -
shooting, make sure the AC voltage is the same going into the
board and coming out of the board. See Fig. 52 and Table 10 for
more details on the filter board.
Fig. 52 — Filter Board
Table 10 — Filter Board Inputs/Outputs
TERMINAL LABEL DESCRIPTION TYPE CONNECTOR
L1_IN, L2_IN, L3_IN Supply Power AC High voltage 3x screw terminals
GRN Supply Ground Chassis Ground 1x screw terminal
L1_OUT, L2_OUT, L3_OUT Supply Power to Drive board AC High voltage 3x screw terminals
GRN
L1_OUT L2_OUT L3_OUT
L1_IN L2_IN L3_IN