Designed for high‑volume heavy‑duty chrome plating workshops, this synchronous electronic commutation hard chrome rectifier leverages five‑unit N+1 parallel structure to provide dependable DC output for large‑component hard‑chrome plating cycles.
Synchronous Electronic Commutation Hard Chrome Rectifier targets heavy‑load plating lines that process extra‑large mechanical work‑pieces and demand high operational stability. In particular, large industrial rollers, thick‑wall hydraulic cylinders and heavy mining parts need precisely timed commutation current to build smooth, adherent hard‑chrome coatings. Even so, many conventional rectifier systems trigger full‑line halt once one module suffers faults; for this reason, unexpected downtime brings substantial financial losses for high‑throughput metal finishing plants.
Rated for 20000A 18V working condition, this synchronous electronic commutation hard chrome rectifier comes with 5‑units arranged in N+1 parallel configuration. It integrates IGBT high‑frequency conversion, water‑cooled high‑efficiency heat dissipation and high‑precision synchronous electronic commutation logic for the whole parallel cluster. After field technicians complete busbar wiring and cooling‑water pipe installation, operators adjust commutation timing and power parameters from the central control panel to match real‑world plating bath requirements. What is more, each individual module carries independent water‑flow interlock protection, so remaining modules can keep running even if one single unit fails during round‑the‑clock multi‑shift production.
This synchronous electronic commutation hard chrome rectifier uses proven IGBT power conversion technology, and overall system efficiency holds above 92% under combined parallel operation. Meanwhile, unlike single‑module rectifiers that face complete shutdown risk upon failure, the N+1 redundant structure greatly enhances system reliability within humid and corrosive plating‑plant environments.
Fast‑response closed‑loop feedback compensates load fluctuations when workers hang or retrieve work‑pieces inside plating tanks. As a result, finished components show fewer typical defects such as edge burning and uneven coating deposition, and overall production gain gets visible improvement. Furthermore, each separate module supports hot‑maintenance without stopping the whole cluster, which shortens production pause duration and lowers long‑term operating expenditure.
Apart from that, optimised for 20000A aggregate output, every parallel module adopts refined power‑loop and thermal layout to supply low‑ripple DC power. Therefore, it supplies accurate synchronous commutation current for high‑quality large‑batch industrial hard‑chrome plating workflows.
| Parameter Category | Specific Item | Specification |
|---|---|---|
| Input Parameters | AC Input Power Supply | Three‑phase AC 380V, ±10% tolerance, 50‑60Hz |
| DC Output Parameters | Output Voltage Range | 0‑18V adjustable |
| DC Output Parameters | Total Output Current Range | 0‑20000A adjustable |
| DC Output Parameters | Rated Total Output Power | 360kW |
| DC Output Parameters | Voltage Regulation Accuracy | ≤1% |
| DC Output Parameters | Current Regulation Accuracy | ≤1% |
| DC Output Parameters | Ripple Factor | ≤1% |
| Control and Automation Functions | Operating Modes | Constant Current, Constant Voltage, synchronous electronic commutation cycle |
| Control and Automation Functions | System Architecture | 5 Units in N+1 Parallel Configuration |
| Control and Automation Functions | Auxiliary Hardware | Central control panel, ampere‑hour counter, multi‑unit fault log recorder |
| Control and Automation Functions | Programming Features | Commutation‑time setting, output limit lock, historical alarm storage |
| Physical and Communication Parameters | Cooling Method | Water‑cooled with independent water‑flow interlock per unit |
| Physical and Communication Parameters | Protection Class | IP20 for indoor industrial plating workshop |
| Physical and Communication Parameters | Communication Interface | RS485 Modbus RTU |
| Physical and Communication Parameters | Operating Efficiency | Above 92% |
The product comes with a one‑year warranty and boasts a service life of over 10 years. It supports both Constant Current and Constant Voltage modes, and it also includes a programmable ramp‑up function for current or voltage settings. For time‑sensitive applications, you can use the timed operation mode. Moreover, the multi‑segment function allows you to vary constant current or voltage levels over time. The device further offers an RS485 communication interface, automatic polarity reversal, and a minute‑level timing function. If you need customization, please contact us for further details.
This synchronous electronic commutation hard chrome rectifier fits large‑scale hard‑chrome plating, heavy mechanical component reconditioning and metal surface hardening processes. For instance, it provides surface finishing and restoration for large industrial rollers, heavy‑duty hydraulic cylinders, mining machinery assemblies and other oversized work‑pieces requiring precise synchronous commutation current and high‑reliability rectifier support.
In addition, it serves as core rectifier hardware for large metal‑finishing factories pursuing maximum equipment uptime. Beyond mass‑production assignments, it also supports plating‑bath formula validation and commutation‑cycle process testing, delivering accurate runtime data for process optimisation and quality traceability.
We focus on developing and producing high‑reliability parallel‑cluster rectifier systems built for harsh plating‑plant operating conditions. First of all, the full 5‑unit N+1 parallel assembly undergoes strict continuous full‑load ageing and ripple‑performance testing before shipment, so it guarantees stable 20000A combined output during long‑duration production cycles.
Furthermore, we deliver custom adjustments for parallel‑module quantity, commutation‑timing logic and cabinet layout to satisfy diverse on‑site installation constraints and technical requirements. Backed by full‑lifecycle services including on‑site commissioning guidance, remote multi‑unit diagnostic support and stable spare‑parts provision, we deliver trustworthy high‑current power solutions for your industrial hard‑chrome plating production lines.
Learn more about related products：6000A 16V Hard Chrome Dedicated Rectifier
A: Products with the same nominal specifications often serve different industries, and they may carry different detailed parameter requirements. These differences directly affect production costs and technical solutions, so final prices will vary accordingly. For this reason, we recommend you contact us directly to receive a precise and tailored quotation.
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A: We focus on custom non-standard industrial power supplies, so we can fully adjust output current and voltage to match your exact needs. The products shown on our website only represent part of our actual range, as we do not list every model online. If you cannot find your desired specifications, please contact us directly. We will work with you to confirm your exact requirements, or we can guide you to select the most suitable parameters based on your industry standards. We will provide complete technical specifications and dimension drawings so you can fully understand the product.
