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Suzhou Monarch Control Technology MCTC-GCB-A User Manual

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NICE3000 User Manual Installation and wiring
73
Terminal Name Instruction
P(+)PB Terminals for brake resistor
For controller below 30kW(include 30kW) they are
for brake unit
UVW controller output terminal Connect 3-phase motor
PE Terminal for grounding Grounding terminal
Note:
Select the recommended resistor according to selection form of brake resistances type.

Controller output circuit grounding or short circuit is absolutely not permitted.

Contro
ller output cables of U, V and W should be in metal pipe with grounding, and

divided or vertical with control circuit cables.
If the cables between the motor and the controller are too long, electrical resonance

may occur due to the distributed capacitance, which may result in damaging the motor
insulation or big leakage current that will make the controller go into protective status.
Grounding
terminal must be connected to earth reliably, the grounding cable should be

thick and short, the recommended grounding cable should be special yellow-green cable
above 4 mm
2
with several copper cores. And the grounding resistance shall be less than
4Ω. Do not share the PE and neutral line of the main supply.
MCTC-MCB-A main control board wiring instruction2)
MCTC-MCB-A main control board installa
tion location:a)
Chart 4-4 MCTC-MCB-A Main Control board Dimension
indicator light instruction of MCB:b)
Terminal Name Instruction
ER Error indicator when error, ER indicator lighten (red)
OK OK indicator when no error, OK indicator lighten (green)

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Suzhou Monarch Control Technology MCTC-GCB-A Specifications

General IconGeneral
BrandSuzhou Monarch Control Technology
ModelMCTC-GCB-A
CategoryController
LanguageEnglish

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