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- Yokogawa
- PW482-50 S1
- Power Supply Module
- Japan
- 146.5 × 199.5 × 49.7 mm
- 1kg
- Xiamen, China
- New & In Stock
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Industrial Power Supply Module Technical Report
Model: PW482-50 S1
1. Product Overview
The PW482-50 S1 is an industrial rack-mounted power supply module designed for stable DC power distribution within automation control systems. It is used to supply regulated power to system components such as controllers, I/O modules, communication interfaces, and other process control devices installed in industrial racks.
This module is part of a modular power architecture used in distributed control environments. It is not designed for standalone use, but instead functions as a system-level power unit integrated into rack-based automation infrastructure.
The “S1” suffix indicates a revision level within the PW482-50 family, typically reflecting manufacturing updates or internal component optimization while maintaining functional compatibility.
2. Brand Information
The product belongs to a globally recognized industrial automation manufacturer specializing in:
- Distributed control systems (DCS)
- Industrial process automation
- Measurement and instrumentation systems
- Control and monitoring hardware
The PW series is widely applied in industrial environments requiring continuous uptime and high system reliability.
3. Series Information (PW Series)
The PW series is a family of modular rack-mounted power supply units designed for industrial automation systems.
Key characteristics include:
- Modular plug-in rack structure
- Hot-swappable maintenance capability
- Redundant power operation support
- Industrial-grade electrical isolation
- Continuous 24/7 operation design
- Compatibility with distributed control system architectures
The PW482-50 S1 is a 220–240V AC input variant within the PW482 power supply family.
4. Product Function Description
The PW482-50 S1 operates as a regulated AC-to-DC power conversion module installed in industrial control racks.
Main functional roles:
- Converts AC input power into stable DC output
- Supplies power to control system modules
- Maintains voltage stability under varying load conditions
- Supports redundant power configurations
- Provides electrical isolation from external disturbances
It is typically installed in redundant pairs for high availability systems.
5. Product Applications
The PW482-50 S1 is widely used in industrial automation environments such as:
- Petrochemical processing plants
- Oil and gas production systems
- Power generation control stations
- Water treatment facilities
- Industrial manufacturing automation lines
- Distributed control system (DCS) architectures
- Process monitoring and instrumentation systems
These applications require continuous and highly reliable power delivery.
6. Product Advantages
The PW482-50 S1 offers several operational and engineering advantages:
- Stable performance under continuous industrial load conditions
- Designed for long-term 24/7 operation
- Modular rack design for easy replacement and maintenance
- Supports redundant power configurations for system reliability
- High resistance to electrical noise and interference
- Compact structure suitable for control cabinet integration
- Optimized for industrial automation environments
7. Technical Specifications
| Parameter | Specification |
|---|---|
| Model | PW482-50 S1 |
| Input Voltage | 220–240 V AC |
| Input Frequency | 50/60 Hz |
| Output Type | Regulated DC system output |
| Output Power | System-dependent configuration |
| Efficiency | High-efficiency industrial design |
| Protection Functions | Overvoltage / Overcurrent / Thermal protection |
| Redundancy Support | Supported |
| Installation Type | Rack-mounted plug-in module |
| Revision | S1 (enhanced production version) |
| Operating Temperature | -20°C to +70°C |
| Cooling Method | System airflow / forced cooling |
8. Mechanical Dimensions and Weight
| Item | Specification |
|---|---|
| Dimensions (W × H × D) | 146.5 × 199.5 × 49.7 mm |
| Weight | approx. 1.0 kg |
| Mounting Type | Rack plug-in module |
| Housing Material | Industrial-grade metal enclosure |
9. Related Models (Same Series / Similar Function)
| Model | Description | Key Parameters |
|---|---|---|
| PW481-11 | AC input base module | 100–120 V AC / rack type / ~1.0 kg / 146.5×199.5×49.7 mm |
| PW482-11 S2 | Revised AC input version | 100–120 V AC / redundant support / upgraded revision |
| PW482-11 | Standard AC input model | 100–120 V AC / industrial rack module |
| PW482-51 | Enhanced performance variant | AC input / improved stability / rack system |
| PW484-11 | DC input power module | 24 V DC input / industrial automation use |
10. Popular Models (Same Manufacturer Ecosystem)
| Model | Function | Key Parameters |
|---|---|---|
| CP451 | Central processing module | Rack CPU / control system core / industrial automation |
| CP461 | Advanced controller module | High-performance system controller |
| AI835 | Analog input module | Multi-channel signal acquisition |
| AO845 | Analog output module | Process control output module |
| DI840 | Digital input module | Discrete signal acquisition module |
| DO840 | Digital output module | Relay/output control module |
11. Engineering Notes
The PW482-50 S1 is designed as part of a modular rack-based power architecture used in industrial automation systems. Its performance is influenced by:
- System rack configuration
- Load balancing across modules
- Thermal conditions inside control cabinets
- Redundancy design strategy
In critical industrial applications, multiple power modules are often deployed in parallel to ensure uninterrupted system operation.
12. Conclusion
The PW482-50 S1 is a robust industrial power supply module designed for integration into automation control systems requiring stable and continuous power delivery. Its modular design, redundancy capability, and industrial-grade construction make it suitable for demanding environments where reliability is essential.