Industrial Power Entry Overview
The ABB Bailey PHARPSPEP11013 (also referenced as 6644463A2) Power Entry Panel Single Chassis is a key component in the ABB Bailey Infi 90 / MPS III power architecture. It is designed to manage and distribute incoming AC power safely into the system’s internal power supply network, ensuring stable and filtered energy delivery to downstream modules such as power supplies, controllers, and I/O racks.
This unit is not a power converter itself, but a structured power entry and distribution interface, built to improve electrical safety, reduce noise, and support reliable operation in mission-critical automation systems.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | ABB (Bailey Controls) |
| Model | PHARPSPEP11013 / 6644463A2 |
| Module Type | Power Entry Panel (Single Chassis) |
| System Compatibility | ABB Bailey Infi 90 / Net 90 / MPS III |
| Input Voltage | 120/240 VAC (Main & Auxiliary) |
| Input Current | Up to 25A |
| Function | Power entry, filtering, and distribution |
| Line Filter | Integrated EMI/RFI filtering |
| Protection Features | Industrial-grade circuit protection support |
| Mounting Type | Rack-mounted / chassis installation |
| Operating Category | Category III industrial power application |
| Dimensions (L×H×W) | Approx. 188 × 536 × 226 mm |
| Weight | Approx. 4.3–4.5 kg |
Functional Role in ABB Systems
The PHARPSPEP11013 serves as the first-stage power interface in ABB Bailey control cabinets. Its responsibilities include:
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Receiving main and auxiliary AC input power
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Providing controlled distribution to internal power supply modules
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Reducing electrical noise through integrated filtering
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Improving system stability in high-load industrial environments
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Supporting safe separation of power domains inside control racks
This makes it a foundational component in maintaining electrical integrity across the entire DCS cabinet architecture.
Engineering Advantages
The PHARPSPEP11013 is designed with a strong focus on power integrity and system protection, ensuring clean and stable power delivery in complex industrial environments.
Its integrated line filter helps reduce electromagnetic interference, which is critical for sensitive automation electronics operating in high-noise environments such as refineries or power stations.
The single-chassis architecture also improves cabinet organization and maintainability, allowing engineers to centralize power entry points and simplify wiring layouts.
Additionally, its industrial-grade construction supports long-term operation under continuous load conditions, making it suitable for legacy system support and modernization projects.
Technical FAQs
1. What is the main function of this module?
It provides controlled AC power entry and distribution for ABB MPS III systems.
2. Is it a power supply unit?
No, it is a power entry panel that feeds power supplies, not a converter.
3. What voltage does it support?
It supports 120/240 VAC main and auxiliary inputs.
4. Does it include filtering?
Yes, it includes an integrated line filter for noise reduction.
5. What systems is it used in?
ABB Bailey Infi 90 and Net 90 distributed control systems.
6. What is its approximate weight?
Around 4.3–4.5 kg depending on configuration.
7. What is its installation type?
Rack-mounted industrial chassis installation.
8. What is its role in the power chain?
It is the first-stage interface between external power and internal system supplies.
9. Is it still used in modern systems?
It is mainly used in legacy ABB DCS maintenance and upgrades.
10. Why is it important in MPS III architecture?
It ensures safe, filtered, and structured power distribution to all system modules.
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