ABB NAMC-01 3BSE015488R1 ACS600 Main Control Board, DTC Drive CPU Unit, ACS600 Variable Frequency Drive Spare Part
ABB NAMC-01 3BSE015488R1 ACS600 Main Control Board, DTC Drive CPU Unit, ACS600 Variable Frequency Drive Spare Part - Image 2
ABB NAMC-01 3BSE015488R1 ACS600 Main Control Board, DTC Drive CPU Unit, ACS600 Variable Frequency Drive Spare Part - Image 3

ABB NAMC-01 3BSE015488R1 ACS600 Main Control Board, DTC Drive CPU Unit, ACS600 Variable Frequency Drive Spare Part

  1. NAMC-01 3BSE015488R1
  2. NAMC-11
  3. NIOC-01
  4. RINT-5611C
  5. RDCO-01C
  6. NINT-41C
  7. NINT-42C

 

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Description

ABB NAMC-01 3BSE015488R1 ACS600 Main Control Board, DTC Drive CPU Unit, ACS600 Variable Frequency Drive Spare Part

 

Product Application

NAMC-01 is the primary CPU control board for ABB ACS600 series variable frequency drives. It executes ABB’s patented Direct Torque Control (DTC) algorithm, processes motor feedback signals, generates PWM firing pulses, manages digital/analog I/O, fault monitoring and DDCS optical communication. It cooperates with power modules and interface boards to realize closed-loop speed and torque control of AC motors.

  • Power plant auxiliary fan & pump ACS600 VFD control
  • Petrochemical large pump and compressor variable speed drive system
  • Metallurgy rolling mill and material handling motor speed regulation
  • Mining conveyor and crusher drive control
  • Water & wastewater large pump ACS600 drive retrofit
  • Legacy ABB ACS600 inverter maintenance and spare replacement
  • Multi-drive synchronous control via DDCS fiber link

NAMC-01 3BSE015488R1

Specifications

  • Part Number: NAMC-01, 3BSE015488R1
  • Brand: ABB
  • Product Type: ACS600 Main Control CPU Board
  • Compatible System: ABB ACS600 Variable Frequency Drive
  • Mounting: Plug-in PCB inside VFD control cabinet
  • Dimension: 230 × 100 × 30 mm
  • Weight: Approx. 0.38 kg
  • Power supply: 24VDC auxiliary power from drive internal power supply
  • Communication: DDCS optical fiber interface, serial port for PC commissioning
  • Control algorithm: Direct Torque Control (DTC)
  • Protection Class: IP20 (cabinet installation only)
  • Condition: Original new / refurbished spare available
  • Compliance: CE, IEC 61800 adjustable speed drive standard

 

Parameters

  • Control Mode: DTC direct torque control, scalar V/F control
  • I/O Interface: Digital & analog terminals for external commands and process feedback
  • DDCS: Optical communication for multi-drive synchronization
  • Operating Temperature: 0°C ~ +55°C
  • Storage Temperature: -40°C ~ +70°C
  • Relative Humidity: 5%~95% RH, non-condensing
  • Shock & Vibration: Comply with IEC 60068 industrial vibration standard
  • Status Indicator: On-board LEDs for power, run, fault and communication status
  • Diagnostic: Overcurrent, overvoltage, undervoltage, overtemperature, motor and communication fault detection

 

Key Features

  1. Core control board for ABB drive, supports DTC direct torque control for fast torque response
  2. DDCS optical fiber interface, strong anti-interference performance for multi-drive synchronous linkage
  3. Built-in analog and digital I/O terminals, receives external start/stop commands and setpoint signals
  4. Complete drive protection logic to safeguard power unit and motor against abnormal operating conditions
  5. Compact plug-in PCB design, convenient for on-site replacement inside control cabinet
  6. Supports PC tool for parameter upload/download, fault log reading and drive commissioning
  7. High dynamic torque and speed calculation, suitable for heavy-duty industrial motor applications
  8. Discontinued ABB legacy drive spare, critical replacement component for existing installations

NAMC-01 3BSE015488R1

ABB Same Series Related Models (≥6)

  1. NAMC-01 3BSE015488R1
  2. NAMC-11
  3. NIOC-01
  4. RINT-5611C
  5. RDCO-01C
  6. NINT-41C
  7. NINT-42C

 

Maintenance

  • Routine inspection: Check PCB dust accumulation, connector tightness, DDCS fiber and LED status every 6–12 months
  • Clean board surface with dry compressed air; liquid solvent cleaning is strictly prohibited
  • ESD protection must be adopted during disassembly, anti-static wristband required
  • If drive fails to start or DTC related fault alarm occurs, power off and check backplane connector and optical fiber link
  • Do not energize the module if PCB corrosion, burn marks or condensation are found
  • We support function testing, refurbishment and spare replacement service for this NAMC-01 main control board

 

Installation

  1. Cut off all main high voltage and auxiliary 24VDC power supply of VFD, confirm zero voltage and implement lockout-tagout procedure.
  2. Wear anti-static wristband to prevent electrostatic damage to CPU and optical components.
  3. Open control cabinet door, release the fixing fasteners of old NAMC-01 board.
  4. Disconnect flat cables and DDCS optical fibers, mark all cables before removal.
  5. Insert new board and fasten mounting screws.
  6. Reconnect all signal cables and optical fibers strictly according to marking.
  7. Restore auxiliary power supply, perform board self-test and DDCS communication check.
  8. Download drive parameters, carry out low voltage commissioning, verify motor control and fault protection function before high voltage power-on test.

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