Description
The Vibro-meter 200-582-500-021 is a high-reliability power supply unit (PSU) engineered for the VM600 machinery protection platform, delivering unconditionally stable power to critical monitoring and safety modules. Designed for 24/7 operation in mission-critical environments like power plants and offshore platforms, this 24V DC output unit features dual-redundant AC/DC inputs with automatic failover, ensuring zero interruption to vibration monitoring, temperature sensing, and safety logic execution. With a robust 40A output capacity, the 200-582-500-021 supports fully loaded VM600 racks containing up to 16 modules while maintaining voltage regulation within ±0.5% during 100% load steps. Its convection-cooled, fanless architecture eliminates moving parts – a key advantage for dusty or explosive atmospheres where ATEX/IECEx compliance is mandatory.
Certified for SIL 2 safety applications, this PSU integrates advanced health diagnostics including predictive failure alerts for capacitors and thermal overload prevention. The Vibro-meter 200-582-500-021 operates across -40°C to +85°C ambient temperatures without derating, making it suitable for arctic compressor stations or desert solar farms. Front-panel LEDs provide instant status visualization for input/output voltage, load sharing, and fault conditions, while hot-swappable design enables replacement without system shutdown in redundant configurations. By delivering clean, surge-protected power with >94% efficiency, this unit ensures VM600 systems maintain continuous protection for turbines, compressors, and other high-value rotating assets.

Vibro-meter 200-582-500-021
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | 200-582-500-021 |
| Manufacturer | Vibro-meter (Baker Hughes) |
| Product Type | Redundant Power Supply Unit |
| Input Voltage | 85-264 V AC / 120-370 V DC (auto-ranging) |
| Output Voltage | 24 V DC ±0.5% |
| Output Current | 40 A (continuous at 50°C) |
| Redundancy | N+1 parallel operation with load sharing |
| Efficiency | >94% (typical at full load) |
| Ripple & Noise | <100> |
| Protections | Overload, Overtemperature, Short Circuit |
| Operating Temperature | -40°C to +85°C |
| Cooling Method | Convection (fanless) |
| MTBF | >500,000 hours (per MIL-HDBK-217F) |
| Certifications | ATEX/IECEx Zone 2, SIL 2, UL 508, CE |
Main Features and Advantages
Fault-tolerant power architecture: The 200-582-500-021 features dual independent power converters with 2+2 redundant diode ORing, eliminating single-point failures. Active current sharing (±5% balance) enables seamless parallel operation of up to four units, delivering 160A peak capacity for large rack configurations. Its <200>
Intelligent health monitoring: Predictive analytics differentiate this PSU from conventional units. On-board algorithms monitor electrolytic capacitor ESR and thermal stress, triggering early warnings via VM600 System Manager software 500+ hours before potential failure. The reinforced isolation design (4 kV input-output, 1.5 kV channel-channel) withstands lightning surges per IEC 61000-4-5. For hazardous areas, the encapsulated design prevents arc propagation, while <85>
Application Field
The Vibro-meter 200-582-500-021 secures power continuity for critical machinery protection systems where grid instability threatens operations. In combined-cycle power plants, it ensures uninterrupted monitoring during generator black-start events, with wide-input voltage tolerance (85-264V AC) compensating for unstable auxiliary power. Offshore drilling platforms deploy this PSU for its corrosion-resistant coating and vibration immunity (15g @ 2-200Hz), guaranteeing thruster monitoring during storm conditions.
For LNG liquefaction trains, the unit’s -40°C cold-start capability maintains compressor protection during arctic winters, while its 94% efficiency reduces heat loads in enclosed control cabinets. Mining applications leverage its immunity to voltage dips (30% sag for 200ms) caused by heavy crusher motor starts. In pharmaceutical manufacturing, the fanless design prevents contamination in cleanrooms while powering aseptic pump monitoring systems.

Vibro-meter 200-582-500-021
Related Products
200-582-500-011: Non-redundant 20A PSU for compact VM600 racks
VM600 PSU-RD: Redundant carrier frame for dual 200-582-500-021 installations
200-582-100-001: AC input filter module for high-EMI environments
VM600 IOC4T: Analog input module powered by 200-582-500-021
VM600 MPC4: Communication gateway requiring stable PSU operation
200-582-300-015: DC backup battery interface kit
Installation and Maintenance
Pre-installation preparation: Verify cabinet clearance (minimum 50mm top/bottom for airflow) and confirm input voltage compatibility. For redundant configurations, ensure identical firmware versions on all 200-582-500-021 units. Pre-calculate total rack load (≤80% capacity recommended for derating) using Vibro-meter’s Power Configurator tool.
Maintenance recommendations: Quarterly clean ventilation slots with low-pressure air. Annually measure output ripple using true-RMS multimeter (must not exceed 100mVpp). Replace units after 10 years service or if efficiency drops below 90%. In redundant systems, rotate PSUs every 6 months to equalize operating hours. Always disconnect both AC and DC inputs before servicing.



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