Advanced Air Cooled Rectifier Systems

High-efficiency, low-maintenance cathodic protection solutions designed for superior performance in a compact footprint. Our air-cooled rectifiers deliver reliable, long-lasting protection against corrosion.

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Why Choose Air Cooled Rectifiers?

Air cooled rectifiers offer significant advantages over traditional oil-cooled systems, providing more efficient, environmentally friendly, and cost-effective operation for your cathodic protection needs.

Lower maintenance requirements with no oil changes needed
Environmentally friendly with no risk of oil leaks or spills
Reduced weight and footprint for easier installation
Better heat dissipation for enhanced performance in high-ambient temperatures
Lower total cost of ownership over the system lifecycle
Faster installation and commissioning time
More accessible components for ease of service

Key Features

Advanced technologies for reliable cathodic protection

Advanced Cooling Design

Optimized heat sink technology and high-efficiency fans ensure proper cooling even in extreme ambient temperatures up to 55°C.

Digital Control System

Microprocessor-based control with high-resolution digital display provides precise output adjustment and monitoring capabilities.

Remote Monitoring Ready

Integrated communication ports support SCADA integration with optional cellular, ethernet, or radio communication modules.

Modular Construction

Plug-and-play components allow for easy field service and upgrades, minimizing downtime during maintenance.

Comprehensive Protection

Built-in lightning arrestors, surge protection, and automatic circuit breakers safeguard critical components from electrical anomalies.

Compact Footprint

Space-efficient design requires up to 40% less installation area compared to conventional oil-cooled rectifiers of equivalent capacity.

Technical Specifications

Engineered for exceptional performance and reliability

Electrical Specifications

Input Voltage Range

100-240V AC (50/60Hz)

Output DC Voltage

0-50V (continuously adjustable)

Output DC Current

0-100A (model dependent)

Efficiency Rating

Up to 95%

Ripple Voltage

Less than 1%

Power Factor

≥ 0.95

Physical Specifications

Dimensions (HxWxD)

800 x 600 x 300 mm (typical)

Weight

35-85 kg (model dependent)

Enclosure Material

316L stainless steel, powder coated

Protection Rating

IP66 / NEMA 4X

Cooling System

Forced air with temperature control

Heat Sink

Anodized aluminum, high-efficiency

Environmental Specifications

Operating Temperature

-40°C to +55°C

Storage Temperature

-50°C to +70°C

Humidity

0-95% non-condensing

Altitude

Up to 3000m above sea level

Noise Level

< 65 dB at 1m

Vibration Tolerance

IEC 60068-2-6 compliant

Ideal Applications

Our air-cooled rectifiers are perfect for these demanding applications

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Oil & Gas Pipelines

Protect buried and above-ground pipelines from corrosion in all environments, from desert heat to arctic cold.

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Industrial Plants

Safeguard critical infrastructure in chemical plants, refineries, and manufacturing facilities.

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Storage Tanks

Protect the base and walls of above-ground and underground storage tanks against corrosion.

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Marine Structures

Prevent corrosion in coastal installations, port facilities, and offshore platforms.

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Power Distribution

Protect buried power cables, grounding systems, and substation structures.

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Water Infrastructure

Extend the life of water treatment plants, pipelines, and distribution networks.

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