VFD500
General-purpose vector-drive candidate; current, duty class, STO and network card are verified from the exact order code.
Open technical pageOEM and general-purpose AC drive
WEG CFW500 and Veikong VFD500: general-purpose and machine applications
Assess CFW500 and VFD500 by scalar/vector control, PM/encoder, SoftPLC, Pump Genius, safety, plug-in I/O and site conditions.
Short answer
What does this page recommend?
A technical alternative, not a drop-in substitute
VFD500 can be a candidate for standard OEM and general-purpose loads; it must be proven that CFW500 SoftPLC, Pump Genius, PM/encoder or STO/SS1 functions are unused or can be reimplemented. Function names do not establish technical equality.
Veikong
ProControl products to evaluate first
The exact configuration is selected after engineering review.
VFD530
Second candidate for projects needing IM/PMSM, PG feedback and machine logic; the safety function is engineered separately.
Open technical pageTechnical comparison
Similar requirement, different architecture
The table explains product architectures; it is not an exact order-code selection.
| Validation area | WEG CFW500 | Veikong / ProControl candidate |
|---|---|---|
| Portfolio and duty | WEG's official brochure publishes a 0.18–132 kW OEM/general-purpose scope for CFW500. | VFD500 is a candidate only in the shared voltage, continuous-current and overload window; VFD530 is also assessed for PG/machine requirements. |
| Control and motor | CFW500 can be configured with scalar, vector, encoder and PM motor options. | VFD500 is assessed for V/f, SVC and optional closed loop; VFD530 for IM/PMSM and PG. Exact motor compatibility is verified separately. |
| SoftPLC and application logic | CFW500 SoftPLC can run application logic inside the drive. | VFD500 logic controller does not run the same program; inputs, timers, interlocks and alarm sequence are rewritten. |
| Pump functions | WEG Pump Genius groups pump-control functions in specific packages and applications. | VFD500 PID, sleep and related process functions cover only the pump scenario verified item by item; multi-pump behaviour is not assumed. |
| Safety and I/O | CFW500 STO/SS1 and plug-in I/O options depend on the exact variant. | VFD500 STO certification and required DI/AI/AO and relay counts are mapped by model/option; gaps are handled externally. |
| Network and service | CFW500 uses a plug-in communications, parameterisation and service ecosystem. | The VFD500 network card, PC tool, parameter backup and spare-drive restore procedure are documented during FAT. |
Suitable scenario
When is it worth evaluating?
- Standard conveyor, fan and mixer OEM panels
- Retrofits where SoftPLC logic can move to the PLC
- Applications with a single-pump PID duty and reselectable I/O
Migration gate
Before making a decision
- Export CFW500 plug-in module, motor and safety codes.
- List every function running inside SoftPLC or Pump Genius.
- Verify VFD500/VFD530 current, overload, motor and I/O tables.
- Close gaps in the STO/SS1 target and fieldbus data map.
- Test loaded FAT and the maintenance scenario, including spare-drive replacement.
Frequently asked
Clear answers about alternatives and migration
Is this a drop-in replacement?
No. It is not a direct substitute until exact model, electrical, protocol-role, mechanical, software and certification checks pass.
What should I provide for selection?
The exact existing code, diagram or I/O list, PLC/network data, supply, environment and special functions in use.
Is VFD500 a direct candidate where CFW500 Pump Genius is used?
First identify the pump sequencing, protection, sleep and sensor functions actually used in Pump Genius. VFD500 is assessed only if each function is covered.
Official manufacturer sources: WEG CFW500 official brochure · Veikong VFD500 official product page · Veikong VFD530 official product page
This content compares manufacturer-published data under the same project requirement; it does not guarantee direct substitution or project compatibility. ProControl engineering must validate exact model, revision, protocol, electrical, safety and environmental conditions.
Validate the match with an engineer
Share the exact existing code, I/O list, network and environment so we can identify the right solution without assumptions.