Built for high‑demand surface‑treatment lines, this water‑cooled automatic‑commutation chrome rectifier delivers regulated reversing DC power to sustain continuous hard‑chrome plating cycles.
Water‑Cooled Automatic‑Commutation Chrome Rectifier targets heavy‑duty hard‑chrome plating facilities that process complex‑geometry workpieces. In particular, large forming rolls, hydraulic cylinder barrels and heavy mining components require periodic current reversal to achieve uniform, pit‑free chrome deposits. Even so, many standalone rectifier units rely on external reversing hardware; as a result, extra wiring points raise fault risks around the plating tank.
Built around 20000A 15V rating, this chrome plating rectifier with automatic commutation merges IGBT high‑frequency conversion, circulating water cooling and integrated polarity‑swap logic within one cabinet. Once site technicians complete busbar and cooling‑water hook‑ups, operators configure forward‑reverse timing cycles directly from the front touch‑screen interface to match unique bath chemistry. Furthermore, built‑in water‑flow interlock cuts output upon insufficient coolant flow, and this safeguard shields internal power modules amid round‑the‑clock multi‑shift production.
This water‑cooled automatic‑commutation chrome rectifier adopts proven IGBT power‑conversion architecture and maintains system efficiency above 92%. Meanwhile, unlike air‑cooled hardware sensitive to workshop temperature spikes, the closed circulating‑water cooling setup sustains dependable operation inside corrosive, mist‑filled plating environments.
Fast‑acting closed‑loop feedback compensates load shifts whenever operators submerge or retrieve work‑pieces from plating baths. Accordingly, plating batches show fewer surface defects such as edge burn or uneven metal deposition, and overall finished‑part yield improves measurably. Besides, modular internal layout lets service crews swap defective sub‑assemblies rapidly, which cuts production‑line downtime and reduces long‑term operating expenditure.
Apart from that, fine‑tuned for 20000A full‑current duty cycles, internal power loops and thermal channels preserve low‑ripple DC output. Hence, it supplies stable reversing power for standardized, high‑quality large‑scale industrial hard‑chrome treatment.
| 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 | 0‑15V adjustable |
| DC Output Parameters | Output Current Range | 0‑20000A adjustable |
| DC Output Parameters | Rated Output Power | 300kW |
| 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, automatic commutation cycle |
| Control and Automation Functions | Auxiliary Hardware | Touch‑screen control, ampere‑hour counter, multi‑status 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 water‑flow interlock protection |
| 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 water‑cooled automatic‑commutation chrome rectifier fits large‑batch hard‑chrome plating, heavy mechanical‑component refurbishment and metal‑surface hardening workflows. For instance, it serves surface finishing and restoration tasks for large industrial rollers, heavy‑walled hydraulic cylinders, mining machinery assemblies and other oversized work‑pieces needing periodic reverse‑current treatment.
Besides, it stands as a preferred power solution for large metal‑finishing factories chasing high uptime and consistent plating quality. In addition to mass manufacturing assignments, it also supports plating‑bath formula trials and commutation‑process validation, delivering reliable power data for process refinement and quality traceability.
We focus on developing and manufacturing high‑performance water‑cooled rectifier systems built for demanding plating‑plant surroundings. First of all, every finished unit completes strict continuous full‑load aging and ripple‑performance testing prior to shipment to guarantee stable 20000A full‑load long‑run performance.
In addition, we accept custom adjustments for commutation timing logic, cabinet dimensions and layout to match diverse on‑site workshop constraints and process specifications. Backed by full‑lifecycle services including on‑site commissioning guidance, remote diagnostic support and consistent spare‑parts provision, we deliver dependable high‑current power solutions for your industrial hard‑chrome plating production lines.
Learn more about related products：340A 12V Air-Cooled Multi-Channel Commutating Chrome Plating 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.
