Motor Drive & Variable Frequency Control Solution – FUJI Electric EP-3531D C1-Z1 | Inverter Series
Where This Product Is Used
The FUJI EP-3531D C1-Z1 Inverter Drive Board is a precision control PCB engineered for Fuji Electric variable frequency drive (VFD) systems. It is deployed across a wide range of industrial environments where reliable motor speed control and drive protection are mission-critical:
- CNC Machining Centers – Spindle drive control for high-precision milling and turning operations
- Industrial Conveyor Systems – Variable-speed belt and roller conveyor motor regulation
- HVAC & Building Automation – Fan and pump motor control in commercial and industrial facilities
- Injection Molding Machines – Hydraulic pump motor drive management for plastics manufacturing
- Water Treatment Plants – Submersible pump and blower motor frequency control
- Crane & Hoist Systems – Controlled acceleration/deceleration for overhead lifting equipment
- Textile & Printing Machinery – Precision web tension and roller speed synchronization
Technical Specifications
- Part Number: EP-3531D C1-Z1
- Manufacturer: FUJI Electric Co., Ltd.
- Component Type: Inverter Drive Control Board (PCB)
- Compatible Series: Fuji Electric FRENIC Series VFD / Inverter Drives
- Country of Origin: Japan
- Weight: 4,460 g (including packaging)
- Condition: New / Refurbished OEM (specify at inquiry)
- Application: Variable Frequency Drive (VFD) main control circuit board
- Mounting: PCB panel-mount, OEM replacement
Why Engineers Specify This Model
When a Fuji Electric inverter fails, the drive board is the most common root-cause component. Engineers and maintenance teams specify the EP-3531D C1-Z1 because:
- ✔ OEM-matched replacement – eliminates compatibility guesswork and re-commissioning delays
- ✔ Proven FUJI Electric reliability – Fuji Electric inverters are trusted in Japanese and global industrial plants for 30+ years
- ✔ Faster downtime recovery – board-level swap restores drive operation without full inverter replacement
- ✔ Cost-effective MRO strategy – significantly lower cost vs. purchasing a complete new inverter unit
- ✔ Traceable sourcing – Konmask.com provides documentation and sourcing transparency for procurement compliance
Complete System Bill of Materials
For a complete Fuji Electric inverter repair or system build, engineers typically source the following alongside the EP-3531D C1-Z1:
- FUJI Electric FRENIC Series Inverter Main Unit (FRENIC-Ace / FRENIC-Multi)
- IGBT Power Module (compatible with drive rating)
- Gate Driver Board / Interface PCB
- Control Terminal Block & Wiring Harness
- EMC Input Filter (line-side noise suppression)
- Dynamic Braking Resistor (for regenerative load applications)
- Cooling Fan Assembly (inverter enclosure thermal management)
Contact Konmask.com for bundled BOM sourcing and volume pricing.
Compliance & Industry Standards
- CE Marking – Compliant with EU Low Voltage Directive and EMC Directive (OEM unit)
- UL / cUL Listed – Fuji Electric FRENIC series carries UL recognition for North American markets
- RoHS Compliant – Restriction of Hazardous Substances per EU Directive 2011/65/EU
- ISO 9001 – Manufactured under Fuji Electric’s ISO 9001-certified quality management system
- IEC 61800 – Adjustable speed electrical power drive systems standard
Quality Assurance & Sourcing
Konmask.com specializes in industrial automation components with a focus on verified sourcing and technical accuracy. Every EP-3531D C1-Z1 unit we supply is:
- Inspected for physical integrity and board-level damage prior to dispatch
- Stored in ESD-safe packaging to prevent electrostatic damage during transit
- Sourced from authorized distributors or verified OEM surplus channels
- Accompanied by a product condition declaration upon request
How to Source This Part
- Confirm compatibility – Verify your Fuji Electric inverter model number and drive board slot designation before ordering
- Request a quote – Contact us at support@konmask.com or +0086 19859288691 for pricing and lead time
- Bulk / MRO orders – Volume discounts available for maintenance contractors and OEM integrators
- Expedited shipping – Express international shipping available to most industrial regions
Application-Specific FAQ
Q: Is the EP-3531D C1-Z1 compatible with all FUJI FRENIC series inverters?
A: The EP-3531D C1-Z1 is designed for specific FRENIC series models. Please provide your inverter’s full model number to confirm compatibility before ordering.
Q: Can this board be used as a direct drop-in replacement without reprogramming?
A: In most cases, yes — OEM replacement boards retain factory parameter defaults. However, application-specific parameter backup is always recommended before swapping drive boards.
Q: Do you provide warranty on this component?
A: Yes. Konmask.com offers a standard warranty period on all supplied components. Contact us for warranty terms applicable to your order.
Q: What is the typical lead time for this part?
A: In-stock units ship within 1–3 business days. For out-of-stock inquiries, lead time is typically 7–21 business days depending on sourcing channel.
Q: Can you supply multiple units for a plant-wide MRO program?
A: Yes. We support bulk procurement for maintenance, repair, and operations programs. Contact us for volume pricing and consignment options.
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Contact: support@konmask.com | +0086 19859288691
