Overview
The Woodward 5501-381 MicroNet TMR power supply unit delivers stable and redundant power for critical control systems. Moreover, it supports Triple Modular Redundancy architectures, ensuring continuous operation even during component-level faults. Additionally, the unit regulates input power efficiently, which protects sensitive MicroNet control hardware.
Furthermore, the 5501-381 integrates seamlessly with MicroNet digital control platforms, so it enhances system reliability and uptime. At the same time, its rugged industrial construction ensures dependable performance across harsh operating environments.
Key Features
- Dedicated TMR power supply for MicroNet digital control systems
- Supports Triple Modular Redundancy for high system availability
- Provides stable and regulated DC output for control modules
- Enhances system protection with integrated fault handling
- Compact rack-mounted design simplifies installation and maintenance
Specification
| Category | Parameter | Specification |
|---|---|---|
| General | Manufacturer | Woodward |
| Series | MicroNet Digital Control | |
| Model | 5501-381 | |
| Product Type | TMR Power Supply Unit | |
| Application | Redundant power supply for control systems | |
| Electrical Input | Input Voltage | 90–264 V AC |
| Input Frequency | 47–63 Hz | |
| Input Current | ≤3 A | |
| Electrical Output | Output Voltage | 24 V DC |
| Output Current | Up to 15 A | |
| Output Power | ≤360 W | |
| Voltage Regulation | ±1% | |
| Ripple & Noise | <50 mV | |
| Redundancy | Architecture | Triple Modular Redundancy (TMR) |
| Fault Tolerance | Continuous operation during single fault | |
| Load Sharing | Automatic load distribution | |
| Protection | Overvoltage Protection | Yes |
| Overcurrent Protection | Yes | |
| Short Circuit Protection | Yes | |
| Thermal Protection | Automatic shutdown and recovery | |
| Energy Storage | Internal Capacitors | High-capacity industrial capacitors |
| Hold-up Time | ≥20 ms at full load | |
| Interfaces | Backplane Connection | MicroNet system power interface |
| External Connections | Terminal block wiring | |
| Mechanical | Mounting | Rack-mounted |
| Dimensions (W × H × D) | 150 × 130 × 70 mm | |
| Weight | 1.8 kg | |
| Cooling | Forced air or natural convection | |
| Environmental | Operating Temperature | 0–60 °C |
| Storage Temperature | -40–85 °C | |
| Humidity | 5–95% non-condensing | |
| Vibration Resistance | 2 g (10–500 Hz) | |
| Compliance | Certifications | CE, UL |
| Standards | EMC, RoHS compliant |
FAQ
Q1: Is the Woodward 5501-381 power supply unit brand new and original?
A1: Yes, the 5501-381 is brand new, original, and sourced directly from Woodward manufacturing channels.
Q2: How quickly can you ship this MicroNet power supply?
A2: We ship within 3 days to 2 weeks depending on order size using DHL or similar logistics services.
Q3: What redundancy does this unit support?
A3: The 5501-381 supports Triple Modular Redundancy, which ensures continuous system operation during faults.
Q4: What output does this power supply provide?
A4: It provides a regulated 24 V DC output with high current capacity for control modules.
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