The ABB SDCS-CON-2A (3ADT309600R0002) is a main control board for ABB SDCS-series DC drive systems, including the DCS500, DCS600, and DCS800 families. Its core function is to serve as the central processing unit for the drive, executing closed-loop control algorithms for motor speed, torque, and current regulation while managing communication between the drive and higher-level automation systems.
Item No :
SDCS-CON-2A 3ADT3096Order(MOQ) :
1Payment :
EXWProduct Origin :
SwedenShipping Port :
Wuhan, Hubei, ChinaLead Time :
3-5 daysWeight :
0.2kgProducts Description
New and Original ABB SDCS-CON-2A 3ADT309600R0002 DCS Module in stock
| Model Number | SDCS-CON-2A 3ADT309600R0002 |
| Place of Origin | Sweden |
| Dimension/Weight | 9.6*11.9*5.4cm / 0.2kg |
| Condition | New and Original |
| Warranty | 1 year |
| Shipping term | DHL Fedex TNT EMS UPS |
| Payment | TT / Western Union |
| Delivery time | 3-5 days |
| Service | 24 Hours Online Service |
Key Parameters
| Item | Specifications / Features |
|---|---|
| Product Type | Drive Control Board / Main CPU Board |
| Part Number | 3ADT309600R0002 (SDCS-CON-2A) |
| System Platform | ABB DCS500 / DCS600 / DCS800 DC Drives; ACS800 AC Drives |
| Processor | Industrial-grade high-speed DSP/microprocessor |
| Power Supply | 24 V DC ±20%, power consumption ≤15 W |
| Communication Interfaces | RS-232 (debug), RS-485 (Modbus RTU), CAN Bus, Fiber-optic SDCS-Link |
| Isolation | 1500 V AC between analog/fiber pulse circuits and control circuits |
| Operating Temperature | -25°C to +70°C |
| Weight | Approx. 0.41 kg |
| Software | Supplied without pre-installed firmware/software |
| Product Status | Discontinued by ABB (replaced by 3ADT220072R0012) |
Precision Motor Control with Dual-Loop Regulation: The board's standout feature is its ability to execute dual-loop PI control (speed outer loop + current inner loop), independently managing both the armature and field circuits. This enables four-quadrant operation with smooth forward/reverse and motoring/regenerative braking, achieving steady-state speed accuracy of ≤±0.1% of rated speed.
Comprehensive I/O and Communication Capabilities: The board integrates multiple analog and digital I/O channels for signal acquisition and control, including 0-10V/4-20mA analog inputs for armature/field current and bus voltage monitoring. Communication options include RS-232 for local debugging, RS-485 for Modbus RTU connectivity to PLC/DCS systems, CAN bus for multi-drive synchronization, and a fiber-optic SDCS-Link interface for triggering thyristor power units.
Robust Protection and Diagnostics: The board features millisecond-level fault protection that immediately blocks fiber-optic trigger pulses upon detecting faults. Protection functions include armature overcurrent, field overcurrent, field loss, DC bus overvoltage/undervoltage, and thyristor short-circuit detection. Onboard LEDs provide status indication for power, fault, and communication.
Hardware-Only Design for Flexible Firmware Loading: A distinguishing feature is that the board is supplied without pre-installed software. This allows a single board hardware to be loaded with different firmware versions to match various drive models and power ratings. However, this means commissioning requires ABB's programming tools (such as DriveWindow or DriveComposer) and the correct parameter backup.
The SDCS-CON-2A is used as a critical component in heavy industrial drive systems, including:
Metals Processing: Rolling mills and metal processing lines
Paper & Pulp: Paper machines requiring precise tension and speed control
Heavy Industry: Mining hoists, cranes, and cement machinery
Power Generation: UNITROL excitation systems
Q1: Is the SDCS-CON-2A still in production?
A: No. The SDCS-CON-2A (3ADT309600R0002) has been discontinued by ABB. It is primarily sourced as a spare part for existing installations through surplus or refurbished channels. The official replacement is the 3ADT220072R0012.
Q2: Does this board come with software pre-installed?
A: No. The SDCS-CON-2A is supplied as a hardware component only without pre-installed firmware or software. You will need to load the appropriate firmware and parameters for your specific drive configuration using ABB's programming tools.
Q3: What is the difference between 3ADT309600R0001 and 3ADT309600R0002?
A: The 3ADT309600R0001 is the older version, while the 3ADT309600R0002 is the updated replacement. The R0002 version can directly replace the R0001 in most applications.
Q4: Can I use this board for non-ABB drives?
A: No. This board is proprietary hardware designed specifically for ABB drive series and requires matched firmware and drive hardware to function correctly.
Q5: What is the recommended procedure for replacing this board?
A: Before replacing, ensure the drive is fully de-energized and locked out. Wait for DC link capacitors to fully discharge (3-5 minutes). Use ESD protection when handling the board. After installation, you must download the correct firmware and restore the original parameter set using ABB's DriveWindow or DriveComposer software.
Q6: What are the key safety precautions during installation?
A: Never perform hot-swapping as it can damage onboard chips. Always cut off main power and wait for capacitor discharge. Wear an anti-static wristband. Clean gold finger contacts with anhydrous alcohol before installation to avoid poor contact from oxidation.
The SDCS-CON-2A is part of the ABB SDCS control board family. Below are key related models:
| Product/Model | Type | Brief Description |
|---|---|---|
| 3ADT309600R0002 | Featured Module | SDCS-CON-2A control board without software; current production spare |
| 3ADT309600R0001 | Older Version | Previous hardware version, replaced by R0002 |
| 3ADT220072R0012 | Replacement | Official ABB replacement for the SDCS-CON-2A |
| 3BHE004059R0001 | Alternative Part No. | Another part number associated with SDCS-CON-2A for DCS500/DCS600 |
| SDCS-PIN-205 | Pulse Board | Associated auxiliary board for pulse generation |
| SDCS-FEX-2A | Field Board | Associated field excitation board |
The part number ABB UNS 0885a-Z V1 (3BHB006943R0001) has a wide range of conflicting descriptions across different sources. Based on the most consistent manufacturer-aligned evidence, it is identified as a Converter Display Board for the UNITROL UN 5000 converter system.
The ABB UNS 0017a-P V1 (HIEE305106R0001) is a Firing Card (Trigger Board) designed for ABB's UNITROL 6000 X-power static excitation systems and legacy high-power thyristor converter cabinets. The board is engineered for high electromagnetic noise environments typical of power generation and heavy industrial drive applications.
The ABB UNS 1860b-P V1 (3BHB001336R0001) is a Measuring Interface Board (MUB) designed for ABB's UNITROL 5000/6000 static excitation systems. The board performs high-precision isolation, filtering, and A/D conversion, converting raw field signals into digital data for the excitation controller (CPU) via the backplane bus.
The ABB AINP-01C is an Input Bridge Control Board / Inverter Trigger Board engineered specifically for the ABB ACS800 series drives. It serves as the core rectifier control component, responsible for generating precision-timed firing pulses to control thyristors in the drive's input bridge.
The ABB AINT-14C (68685826D) is a Main Circuit Interface Board designed for the ABB ACS800 series drives. It serves as the critical signal bridge between the drive's control unit and external automation systems (PLC/DCS), handling analog/digital I/O and DDCS fiber optic communication.
The Siemens C98043-A7010-L2-5 is a Field Excitation Power Board designed for the SIMOREG DC-MASTER 6RA70 series of DC drives. This module serves as the core power supply and control unit for the DC motor's field winding, providing stable and precisely regulated excitation current to maintain a consistent magnetic field in the motor.
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