HD22005-3A Emerson High-Frequency Switching Rectifier Module

Product Description

Product Overview

The Emerson HD22005-3A is a high-frequency charging switch-mode power supply designed for critical DC power systems. Moreover, it delivers stable, efficient DC output for battery charging and continuous load supply in demanding environments.

Technical Specifications

General Information

• Model: HD22005-3A

• Product Type: High-frequency charging rectifier module

• Manufacturer: Emerson (Vertiv technology, used in industrial power systems)

Input Characteristics

• Input Voltage: 323–475 V AC, three-phase, three-wire

• Input Frequency: 45–65 Hz

• Maximum Input Current: ≤ 4 A

• Power Factor: ≥ 0.94

Output Characteristics

• Output Voltage Range: 176–320 V DC

• Rated Output Current: 5 A

• Maximum Output Current: 5.5 A

• Output Power Regulation Accuracy: ±0.5%

• Current Regulation Accuracy: ±1%

• Ripple Coefficient: ≤ 0.1%

• Constant Current Range: 10–110%

Performance and Protection

• Efficiency: ≥ 90%

• Soft-Start Time: 3–8 seconds

• Load Sharing Imbalance: ≤ ±5% at 50–100% load

• Protection Functions:

• Output short-circuit foldback

• Input over-voltage and under-voltage

• Phase loss protection

• Over-temperature protection

Cooling and Noise

• Cooling Method: Hybrid natural convection and forced air cooling

• Fan Control: Starts at 55 °C, stops at 38 °C

• Acoustic Noise: Less than 55 dB

Environmental Conditions

• Operating Temperature: –10 °C to +40 °C

• Storage Temperature: –25 °C to +55 °C

• Relative Humidity: Up to 95% non-condensing

Mechanical Data

• Dimensions: 413 × 110 × 257 mm

• Net Weight: 5.46 kg

• Estimated Shipping Size: 11 × 41.5 × 26 cm

Compliance

• Insulation Resistance: Greater than 10 MΩ at 1000 V DC

• Dielectric Strength: 2000 V AC for one minute

• EMC Compliance: IEC 61000-4 series

• Certifications: CE, RoHS compliant

FAQ

What is the primary use of the HD22005-3A?
It charges batteries and supplies regulated DC power in substations, power plants, and industrial control systems.

What input voltage range does this rectifier support?
The module accepts 323–475 V AC three-phase input, suitable for global power infrastructures.

Can the HD22005-3A operate in parallel systems?
Yes, it supports load sharing with low imbalance for modular DC power systems.

Does this module support hot-swap replacement?
Yes, technicians can replace the module without interrupting system operation.

How is cooling managed during operation?
The rectifier uses hybrid cooling with temperature-controlled fans for energy efficiency and reliability.