ABB FIS-31 3ADT313600R1 Field Excitation Module Board – ACS800/DCS800 Field Excitation System
When a DC motor’s field excitation circuit fails on the production floor, the consequences are immediate and severe: uncontrolled motor speed, loss of torque regulation, and in worst cases, a full drive trip that halts an entire production line. In paper mills, steel rolling plants, and marine propulsion systems, even minutes of unplanned downtime translate into tens of thousands of dollars in lost output. The ABB FIS-31 excitation module board (part number 3ADT313600R1) is the precision-engineered component that prevents exactly this scenario — governing the field current supply to the DC motor with the accuracy and reliability that ABB’s industrial-grade drive systems demand.
The FIS-31 3ADT313600R1 is a dedicated field excitation control board within ABB’s ACS800 and DCS800 drive families — ABB’s flagship DC and AC drive platforms that collectively power millions of industrial motors worldwide. As the field excitation subsystem, the FIS-31 sits at the heart of motor flux control, making it one of the most critical and non-substitutable boards in the drive assembly. Its precise regulation of field current directly determines motor efficiency, speed stability, and thermal performance, positioning it as an essential spare part for any facility running ABB DCS800-series DC drives.
Technical Specifications
- Part Number: 3ADT313600R1
- Module Type: FIS-31 Field Excitation Module Board
- Compatible Drive Series: ABB ACS800, DCS800
- Function: DC motor field current excitation control
- Form Factor: PCB plug-in module
- Weight: 250 g (approx.)
- Manufacturer: ABB Ltd.
- OEM Reference: ABB Drives, Helsinki / Västerås
Note: All specifications are based on ABB OEM documentation. Konmask.com does not fabricate or alter any technical parameters.
Key Features & Benefits
- Precision Field Current Regulation: Maintains stable DC motor flux under varying load conditions, ensuring consistent torque and speed performance.
- Direct OEM Replacement: Drop-in compatible with ACS800 and DCS800 drive cabinets — no firmware modification or hardware adaptation required.
- Industrial-Grade Reliability: Designed to ABB’s stringent quality standards for continuous 24/7 industrial operation in harsh environments.
- Reduced Downtime Risk: Stocking this module as a critical spare eliminates multi-week lead times during emergency breakdowns.
- Genuine ABB Engineering: Sourced from verified supply channels, ensuring full compatibility with ABB drive firmware and protection systems.
Industry & Equipment Applications
- Pulp & Paper: Winder drives, refiner motors, and paper machine section drives requiring precise speed control.
- Steel & Metals: Rolling mill main drives, coiler/uncoiler systems, and crane hoist drives.
- Marine & Offshore: Thruster drives, winch systems, and anchor handling equipment using DCS800 platforms.
- Mining: Conveyor belt drives, hoist systems, and crusher motor control.
- Oil & Gas: Pump and compressor drives in upstream and downstream processing facilities.
- Water Treatment: Large pump station drives requiring reliable long-term field excitation control.
System Integration & Compatible Parts
The FIS-31 3ADT313600R1 integrates within the ABB DCS800 and ACS800 drive control architecture. Compatible and commonly paired components include:
- ABB DCS800 Main Control Board (SDCS-CON-4)
- ABB SDCS-POW-4 Power Supply Board
- ABB SDCS-FEX-2 Field Excitation Unit
- ABB SDCS-IOB-3 I/O Extension Board
- ABB ACS800 RDCU Control Unit
Contact our technical team to confirm compatibility with your specific drive cabinet revision and firmware version before ordering.
Our Quality Assurance Process
- Source Verification: All modules are sourced from traceable supply channels including authorized distributors and decommissioned OEM equipment.
- Visual Inspection: Each board is inspected for physical damage, burnt components, corrosion, and connector integrity.
- Functional Pre-check: Where applicable, boards undergo bench-level power-on verification prior to dispatch.
- Anti-Static Packaging: Shipped in ESD-safe bags with foam cushioning to prevent transit damage.
- Documentation: Shipment includes part identification label and inspection record.
How to Order
- Submit an inquiry via the Contact / Request a Quote form on this page, or email [email protected].
- Provide your drive model, serial number, and required quantity to confirm compatibility.
- Receive a formal quotation with lead time and shipping options within 1 business day.
- Confirm order and arrange payment via T/T bank transfer or other agreed method.
- Module is dispatched with full tracking; typical international delivery 5–10 business days.
Why Choose Konmask.com?
- Industrial Automation Specialists: We focus exclusively on PLC, DCS, and drive components — not a generalist marketplace.
- Global B2B Supply: Serving maintenance engineers and procurement teams across 40+ countries.
- Fast Inquiry Response: Technical and commercial replies within 24 hours on business days.
- Competitive Pricing: Direct sourcing relationships allow us to offer market-competitive pricing without compromising authenticity.
- Long-Term Partnership: We support repeat buyers with priority stock allocation and dedicated account management.
Frequently Asked Questions
Q: Is the ABB FIS-31 3ADT313600R1 a new or refurbished part?
A: We supply both new-old-stock (NOS) and professionally inspected refurbished units depending on availability. The condition is clearly stated in your quotation.
Q: Can this module be used in ACS800 drives as well as DCS800?
A: The FIS-31 is primarily associated with the DCS800 field excitation architecture. Please provide your exact drive model and revision when inquiring so our engineers can confirm compatibility.
Q: What is the lead time for the FIS-31 3ADT313600R1?
A: Lead time depends on current stock. In-stock units ship within 2–3 business days. Out-of-stock items typically have a 2–4 week sourcing lead time. Contact us for real-time availability.
Q: Do you provide a warranty?
A: Yes. All modules carry a minimum 90-day warranty against defects in materials and workmanship under normal operating conditions.
Q: Can you supply multiple units for a maintenance stockpile?
A: Yes. We accommodate bulk and blanket purchase orders. Contact us to discuss volume pricing and scheduled delivery arrangements.
Q: How do I verify the part number before ordering?
A: The part number 3ADT313600R1 is printed on the module label. Cross-reference with your drive’s spare parts list (ABB document 3ADW000379) or send us a photo of your existing board for confirmation.
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