Introduction to 3500/05-01-01-01-00-01
The 3500/05-01-01-01-00-01 is a critical system component from the Bently Nevada 3500 Series, a globally recognized machinery protection and condition monitoring system. This specific model is a TMR (Triple Modular Redundant) Power Supply.
Its primary function is to provide the highest level of power supply reliability for a 3500 rack. It incorporates three independent, parallel power supply modules within a single unit. This TMR architecture ensures that even if one or two of the internal power modules fail, the remaining one(s) can continue to power the entire monitoring rack without interruption. This design is crucial for critical applications where any loss of monitoring could lead to catastrophic machine failure. It provides the conditioned +15 VDC, -15 VDC, and +5 VDC voltages required by all the monitoring modules in the rack.
Technical Parameters
The following table details the key specifications for the 3500/05 TMR Power Supply module.
| Parameter | Specification |
|---|---|
| Product Family / Series | Bently Nevada 3500 |
| Module Type | Rack Power Supply (TMR Configuration) |
| Function | Provides redundant, regulated DC power to all modules in a 3500 frame. |
| Architecture | Triple Modular Redundant (TMR) |
| Input Voltage | 85 to 265 V AC, 47 to 63 Hz; or 90 to 150 V DC (Configuration dependent) |
| Output Voltages | +15 VDC, -15 VDC, +5 VDC (for rack backplane) |
| Redundancy | Internal Triple Redundancy; also supports N+1 redundant configuration with another TMR supply (Hot-Swappable) |
| Mounting | Installs in the dedicated power supply slots of a 3500 Series rack. |
| Operating Temperature | 0°C to +65°C (+32°F to +149°F) (Typical for control room environments) |
| Approx. Dimensions (H x W) | 3 U (133.4 mm) x 1/2 Rack Width (Typical for a power supply module in this series) * |
| Approx. Weight | ~ 2.5 kg (5.5 lbs) |
Note: The exact dimensions are defined by the rack slot it occupies.
Application Scenarios
This TMR Power Supply is used in the most critical applications where the highest level of system availability and fault tolerance is required for machinery protection.
Critical Power Generation: Providing ultra-reliable power to the protection system for large gas and steam turbines and generators in a combined cycle power plant, where unscheduled downtime is extremely costly.
Offshore Oil & Gas Platforms: Powering the machinery monitoring systems for critical compressors and pumps on an offshore platform, where equipment failure has significant safety and environmental consequences.
LNG (Liquefied Natural Gas) Trains: Ensuring continuous, uninterrupted power to the condition monitoring system for the massive compressors in an LNG facility, where a shutdown can result in millions of dollars in lost production.
Nuclear Power Plants: Used in safety-critical or important-to-safety systems where redundant power is mandated to ensure continuous monitoring of reactor coolant pumps and other vital machinery.
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