INOVA AUTOMATION
NICE Series Integrated Elevator Solution
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N Quick Start-Up Guide V1.0
10
2.7. NICE Power terminal & MCTC-MCB-G Main Control Board Details
Actual N unit with Encoder PG card N Unit Terminal Details
2.7.1 Description of Power Terminal of NICE
Terminal
Name
Description
R,S,T
3-Phase power input terminal
Input 3-phase AC380 to 480V
(+), (-)
Positive and Negative terminals of
DC bus
Connect the external braking unit and energy feedback unit for
models of 37 kW and above
(+), PB(P)
Terminals for brake resistor
(+), PB: Connect the braking resistor for models of below 37 kW
(+), (P): Connect the DC reactor for models of 37 kW and above
At delivery, the (+) and P terminals are shorted with the jumper
bar. If you need not connect the DC reactor, do not remove the
jumper bar.
U,V,W
Controller Output Power Terminal
Connect to the three phase Hoist Motor
PE
Grounding Terminal
Must be connected with Earth/Ground Bus bar
2.7.2 Description of indicators on the MCB
Mark
Terminal Name
Function Description
ER
Fault indicator
When a fault occurs on the controller, this indicator is ON (red).
OK
Normal running indicator
When the controller is in normal running state, this indicator is ON
(green).
CAN
Parallel control
communication indicator
This indicator is steady ON (green) when communication for parallel
control is enabled, and blinks when the running in parallel mode is
normal.
L1 to L26
Button input indicator
This indicator is ON (green) when the button input is active.
X1 to X27
Input signal indicator
This indicator is ON (green) when the external input is active.
Y0 to Y22
Output signal indicator
This indicator is ON (green) when the system output is active.