EMERSON 1D54574G01 Detailed Product Description

1. Product Basic Information

1D54574G01 is a 24VDC power module specifically for the 1D series of the Emerson (formerly Westinghouse Electric) Ovation DCS system. It provides high-reliability DC power for 1D series controllers, I/O racks, and field control units, and is a standard core power supply in the Ovation system's power supply chain. The model suffix "G01" represents the basic hardware version and is compatible with the standard cabinets of the Ovation 1D series. It is widely used in process industries such as power generation, chemical engineering, metallurgy, and water treatment, ensuring the continuous and stable operation of the system 7×24 hours. 

Brand: Emerson

Series: Ovation DCS 1D Series

Origin: USA

Warranty: Factory 12 months

Protection Level: IP20

Installation Method: Standard DIN rail, quick installation without tools 

II. Core Functional Characteristics

1. Stable 24VDC output, compatible with standard system power supply

Employing industrial-grade wide-range isolation voltage regulation circuit, compatible with global power grid input, providing a stable 24VDC output with an accuracy of ≤±0.5%, precisely matching the power supply requirements of the 1D series controller and I/O modules. Built-in efficient power conversion circuit, with a conversion efficiency of ≥88%, low power consumption, low heat generation, no voltage drop during long-term operation, suitable for full-load power supply in conventional industrial scenarios.

2. Multiple protection design, comprehensive safety protection

Integrates overvoltage, overcurrent, short circuit, reverse connection, and surge five protection functions. Fault response is rapid, capable of instantly cutting off the output and locking the status, effectively protecting the rear-end controller, I/O modules and other core equipment; after fault resolution, power is automatically restored without manual reset. Built-in EMI filtering circuit, effectively suppressing grid harmonics and spike interference, suitable for industrial complex grid environments.

3. Supports redundant parallel connection, enhancing power supply reliability

Supports dual-module redundant parallel connection (same model G01), load balance distribution, with the main and backup switching time < 10ms, no power interruption or disturbance during the switching process, completely eliminating the risk of single-point power supply failure. The redundant configuration can significantly improve system availability and meet the continuous operation requirements of process industries.

4. Strong adaptability to industrial environments

The enclosure is made of reinforced metal material, the surface is treated with anti-corrosion, anti-static coating, with dust-proof, anti-vibration, and anti-electromagnetic interference capabilities, capable of adapting to industrial site temperature ranges of -20℃ to +60℃, dust, humidity, etc. The internal core components are all of industrial-grade high-reliability specifications, subjected to strict aging tests, with an average failure-free time (MTBF) of ≥500,000 hours.

5. Intelligent status monitoring, convenient operation and maintenance

Built-in intelligent monitoring circuit, real-time monitoring of input/output voltage, current and fault status, through panel LED indicator lights (power normal, alarm, fault) to intuitively display the operating status; supports dry contact fault signal upload to Ovation system, facilitating remote monitoring and rapid fault location. Supports hot swapping, online replacement without downtime, maintenance is efficient.

6. Global certification, compliant and reliable

Uses lead-free environmentally friendly technology, RoHS certified; at the same time, it has industrial safety and electromagnetic compatibility certifications such as CE, UL, CSA, and complies with global industrial electrical specifications, can be used in various countries.

III. Detailed Technical Parameters

Input voltage: 85～264VAC (wide-range AC), frequency 47～63Hz; supports 120～370VDC DC input

Output voltage: Rated 24VDC, adjustable range 22～26VDC, accuracy ≤±0.5%

Output current: Rated 8A, peak 10A

Rated power: 192W

Conversion efficiency: ≥88%

Protection characteristics: Overvoltage, overcurrent, short circuit, reverse connection, surge (2kV) protection

Redundancy characteristics: Supports dual-module parallel connection, load balance, switching time < 10ms

Environmental parameters: Operating temperature -20℃ to +60℃, storage temperature -40℃ to +85℃, humidity 5%–95% without condensation

Physical specifications: Size 175mm×110mm×25mm, weight approximately 1.0kg, reinforced metal enclosure

Installation method: Standard DIN rail, supports hot swapping

Certification standards: CE, UL, CSA, RoHS

IV. Typical Application Scenarios

1. Thermal power generation

Used for Ovation DCS 1D series cabinets in thermal power plants, providing power for boilers, steam turbines, generators controllers and I/O modules, redundant configuration ensures uninterrupted power supply, avoiding unplanned shutdowns.

2. Petrochemical industry 3. Metallurgical Industry

Applied to the control systems of blast furnaces, converters, and steel rolling production lines, suitable for high-temperature, dusty, and strongly-vibrating environments, providing reliable power supply for the core control units.

4. Water Treatment and Environmental Protection

Used in large-scale sewage treatment plants and waterworks Ovation control systems, providing power supply for water quality monitoring modules, dosing control units, and pump and fan controllers, ensuring monitoring and control accuracy.

5. Other Process Industries

Widely used in the paper, pharmaceutical, and building materials industries Ovation DCS systems, serving as the standard power supply for 1D series cabinets, DIN rails; compatible with all models of 1D series controllers (1D54557G03/G07/G10, etc.), I/O modules, communication modules; supports redundant parallel connection with the same model 1D54574G01; compatible with third-party instruments and sensors with 24VDC power supply.

5. Supporting Compatibility Information

1. Hardware Compatibility

Compatible with Ovation 1D series standard cabinets and DIN rails; compatible with all models of 1D series controllers (1D54557G03/G07/G10, etc.), I/O modules, communication modules; supports redundant parallel connection with the same model 1D54574G01; compatible with third-party instruments and sensors with 24VDC power supply.

2. Software Compatibility

Compatible with the entire Ovation monitoring software and engineer station software; supports power module status monitoring, fault alarm information upload and display, compatible with the system operation platform, enabling remote monitoring and fault warning.

3. On-site Compatibility

Complementary with industrial standard AC input cables, DC output cables, dedicated terminal blocks, surge protectors; complementary with dedicated parallel cables in redundant scenarios to ensure load balance and seamless switching; complementary with backup power modules for easy quick replacement.