3-4
3.2.3
Configuration of the control panel
Warning
While the power is on, high voltage is applied inside the control panel,
which is very dangerous. Any person other than the one authorized to
do so must not open cover of the control panel. if not followed, it may
cause an electric shock.
(1) Components
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DCR5
(Back side)
DCR4
(Back side)
DCR3
(Back side)
DCR2
(Back side)
DCR1
(Back side)
TB1
(Side wall)
Control
board
䕔
Description of Codes
TB1
Power
terminal
INV1,2,3,4,5 Inverter
ELCB1,2,3,4,5 Earth leakage
DCR1,2,3,4,5 Power-factor improvement reactor (option)
RNF1,2,3,4,5 Radio noise filter
Fig 3-2-3 Control panel components
(This figure shows for 5 pumps unit)
