Built for large‑scale plating workshops, this heavy‑duty water‑cooled chrome plating rectifier generates adjustable positive‑negative switching DC output to sustain uninterrupted hard‑chrome plating cycles.
Heavy‑Duty Water‑Cooled Chrome Plating Rectifier caters to high‑volume surface‑treatment workshops processing oversized mechanical parts. In particular, industrial rollers, thick‑bore hydraulic cylinders and heavy mining assemblies rely on cyclic positive‑negative current switching to gain dense, defect‑free chrome coatings. Yet many conventional rectifiers need separate external switching modules; as a result, extra connection terminals raise breakdown risks inside humid plating‑plant environments.
Tailored for 20000A 18V operating conditions, this chrome plating rectifier with positive and negative commutation integrates IGBT high‑frequency conversion, closed water circulation cooling and native polarity reversal logic inside one cabinet. After technicians complete busbar and cooling‑water piping installation, operators tweak forward‑reverse cycle settings through the front digital panel to match varied plating bath chemistry. Furthermore, embedded water‑flow interlock cuts power output once coolant flow drops below threshold, and this protective mechanism safeguards internal power modules during round‑the‑clock multi‑shift manufacturing.
This heavy‑duty water‑cooled chrome plating rectifier leverages proven IGBT power conversion technology and holds system efficiency above 92%. Meanwhile, unlike air‑cooled devices sensitive to workshop temperature swings, the enclosed water‑cooling architecture delivers consistent performance within corrosive mist‑filled plating premises.
Rapid closed‑loop feedback compensates load changes whenever staff immerse or retrieve work‑pieces from plating baths. Accordingly, finished work‑pieces suffer fewer typical flaws including edge burning and uneven metal deposition, and overall production yield improves noticeably. Besides, modular internal layout lets service technicians swap defective sub‑modules rapidly, which shortens production‑line downtime and cuts long‑run operational expenses.
Apart from that, optimised for 20000A high‑current duty cycles, internal power circuits and thermal pathways retain low‑ripple DC output. Hence, it provides stable polarity‑switching power for high‑quality, large‑batch industrial hard‑chrome treatment 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 | Output Current Range | 0‑20000A adjustable |
| DC Output Parameters | Rated 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, positive‑negative commutation cycle |
| Control and Automation Functions | Auxiliary Hardware | Digital display panel, ampere‑hour counter, multi‑status fault log recorder |
| Control and Automation Functions | Programming Features | Commutation cycle 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 heavy‑duty water‑cooled chrome plating rectifier fits large‑batch hard‑chrome plating, heavy mechanical‑part reconditioning and metal surface hardening operations. For instance, it executes surface finishing and refurbishment work for large industrial rollers, heavy‑wall hydraulic cylinders, mining machinery assemblies and other oversized components requiring positive‑negative commutation processing.
Besides, it acts as dependable rectifier hardware for large metal‑finishing plants pursuing high equipment uptime and stable plating outcomes. In addition to mass‑production assignments, it also enables plating‑bath formula trials and commutation‑process validation, supplying precise power data for process optimisation and quality traceability.
We specialise in developing and producing high‑performance water‑cooled rectifier systems built for harsh plating‑plant operating environments. First of all, every completed unit undergoes rigorous continuous full‑load ageing and ripple‑performance testing before dispatch to guarantee dependable long‑term performance under 20000A full‑load conditions.
In addition, we offer customisable adjustments covering commutation timings, cabinet dimensions and layout to satisfy diverse on‑site workshop constraints and technical specifications. Backed by full‑lifecycle support including on‑site commissioning guidance, remote fault diagnostics and consistent spare‑parts provision, we deliver reliable high‑current power solutions for your industrial hard‑chrome plating production lines.
Learn more about related products：1500A 15V Water-cooled Chrome-plated 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.
