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Product Introduction
The ABB Bailey PHARPS21200000 is an industrial-grade regulated power supply module designed for use in the ABB INFI 90 and Network 90 Distributed Control Systems (DCS). It provides the necessary regulated DC voltages to power system modules, controllers, and I/O components. As a core component in control architectures, the PHARPS21200000 ensures operational stability, power consistency, and system safety.
This power supply module stands out for its rugged build quality, redundancy support, and long operational lifespan, making it ideal for industrial sectors where reliability and uptime are critical. It is designed to maintain tight regulation of output voltages under varied line and load conditions, ensuring optimal performance even in electrically noisy or harsh environments.
Product Specifications
| Parameter | Specification |
|---|---|
| Model Number | PHARPS21200000 |
| Manufacturer | ABB (Bailey Controls) |
| Product Type | Regulated Power Supply Module |
| System Compatibility | INFI 90 / Network 90 |
| Input Voltage Range | 90–264V AC |
| Input Frequency | 47–63 Hz |
| Input Type | Single-phase AC |
| Output Voltage Channels | +5V DC, +15V DC, -15V DC |
| Output Power Rating | Up to 120W (combined output) |
| Voltage Regulation | ±1% (Line and Load) |
| Ripple and Noise | <50 mV peak-to-peak |
| Overload Protection | Yes, auto-recovery |
| Overvoltage Protection | Yes, protective shutdown |
| Efficiency | ≥85% |
| Cooling Method | Convection-cooled (fanless) |
| Operating Temperature Range | 0°C to +60°C |
| Storage Temperature Range | -40°C to +85°C |
| Humidity Tolerance | 5% to 95% RH (non-condensing) |
| Mounting Configuration | DIN or rack-mounted (system-specific trays) |
| Front Panel Indicators | Power ON, Fault, Output Status LEDs |
| Certifications | CE, UL, CSA, RoHS |
| Dimensions (L × W × H) | 231.14 x 106.68 x 337.82 mm |
| Weight | 1 kg |
Product Applications
The PHARPS21200000 is purpose-built for industrial environments that require consistent and uninterrupted power delivery to control systems. Its typical applications include:
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Distributed Control Systems (DCS) in power plants, ensuring stable operation of turbine control loops.
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Chemical processing facilities where high electromagnetic interference and temperature fluctuation are present.
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Pulp & Paper manufacturing lines, powering analog and digital I/O with precise voltage control.
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Oil and Gas automation, especially for offshore platforms and refineries requiring fail-safe redundancy.
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Steel production plants, where vibration and power transients are common.
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Pharmaceutical cleanrooms, due to the module’s fanless and low-noise design.
Product Advantages
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Reliable Voltage Output: Designed for high-accuracy voltage regulation even during line or load transients.
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Redundancy Compatible: Can operate in parallel with another power supply for uninterrupted performance in case of failure.
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Industrial Durability: Resistant to dust, vibration, humidity, and temperature extremes.
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Plug-and-Play Integration: Seamless compatibility with INFI 90 and Network 90 systems without reconfiguration.
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Compact, Rack-Compatible Design: Saves space in control cabinets and DCS chassis.
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Low Maintenance: Fanless cooling design eliminates moving parts and reduces the risk of mechanical failure.
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Fault Status Indication: Front-facing LED indicators provide immediate fault and power output diagnostics.
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Globally Certified: Complies with multiple international safety and environmental standards.
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Noise-Resistant Output: Maintains low output ripple, suitable for analog signal processing.
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Long MTBF Rating: Offers extended mean time between failures, reducing downtime and replacement frequency.
Frequently Asked Questions (FAQ)
1. What systems is the PHARPS21200000 designed to work with?
This module is built specifically for ABB Bailey’s INFI 90 and Network 90 Distributed Control Systems, ensuring full compatibility and reliable integration.
2. What voltages does this power module output?
It delivers regulated +5V DC, +15V DC, and -15V DC, providing stable power for various system components such as controllers, I/O modules, and interface boards.
3. Does the PHARPS21200000 offer protection against electrical faults?
Yes, it includes built-in overvoltage and overload protection, ensuring the connected system remains safeguarded during electrical anomalies.
4. Can this module operate in high-demand industrial environments?
Absolutely. It is engineered to perform reliably in environments with high electrical noise, fluctuating loads, and extended operating hours.
5. Is redundancy supported in this power supply?
Yes, the PHARPS21200000 can be used in redundant power configurations for systems that require uninterrupted operation even during a single unit failure.
6. What type of cooling system does it use?
It uses passive convection cooling, meaning there are no internal fans. This design improves reliability and reduces maintenance needs.
7. Is this module certified for industrial use?
Yes, it is compliant with global industrial certifications such as CE, UL, CSA, and RoHS, making it suitable for regulated environments worldwide.
8. Can it be hot-swapped during system operation?
No. For safety and to protect connected devices, the module should only be inserted or removed when system power is turned off.
9. What kind of status feedback does the module provide?
The front panel includes clear LED indicators for power status and fault conditions, aiding quick diagnostics during operation.
10. In what industries is this module most commonly used?
It is widely applied in power generation, petrochemical, water treatment, manufacturing, and other industries that rely on continuous, stable control systems.
Related Models (Same Series or Application)
| Model Number | Description | Function |
|---|---|---|
| PHARPS21010000 | Regulated power module with wide input compatibility | DCS Power Supply |
| PHARPS02200000 | Basic dual-output power supply for Bailey DCS | Legacy Power Unit |
| PHARPS11100000 | High-efficiency model with low ripple output | Clean Output Power Supply |
| PHARPS31000000 | Power module with extended temperature operation | Harsh Environment Supply |
| PHARPS42000000 | Compact model for low-footprint control cabinets | Space-Saving Power Module |
| PHAPWR10000000 | Power distribution unit for multiple DCS loads | Power Distribution Module |
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