Bently Nevada 3500/15 133292-01 Low Voltage DC Power Supply Module

This low-voltage DC power supply module provides regulated 24 VDC power to the Bently Nevada 3500 monitoring system. It accepts a wide AC input range and delivers stable DC output for all connected modules. The Bently Nevada 3500/15 133292-01 ensures consistent system operation in critical machinery protection applications. This power supply features redundant design options for maximum system availability.

Physical Dimensions and Installation Specifications

This power supply module measures 241 millimeters in width, 52 millimeters in depth, and 152 millimeters in height. The unit weighs approximately 2.20 kilograms for secure rack mounting. It installs directly into the Bently Nevada 3500 chassis using a dedicated backplane connector. The front panel includes LED status indicators for input and output monitoring. Additionally, the robust metal housing provides excellent electromagnetic shielding.

Input Specifications and Conversion Efficiency

The Bently Nevada 3500/15 133292-01 accepts input voltages from 85 to 264 volts AC for global compatibility. It operates at line frequencies of 47 to 63 hertz without manual selection. The module achieves a typical conversion efficiency of 85 percent under full load. Active power factor correction maintains a value above 0.90 across the operating range. The unit includes soft-start circuitry to limit inrush current during power-up.

Output Characteristics and Load Regulation

This power supply module delivers a 24 VDC output rated at 4.5 amperes of continuous current. It maintains output regulation within ±2 percent under varying load conditions. The unit provides a total output power of 108 watts for all system modules. Output ripple and noise remain below 50 millivolts peak-to-peak. A remote sense feature compensates for voltage drops in the output cabling.

Protection Features and System Safety

The Bently Nevada 3500/15 133292-01 incorporates comprehensive protection for reliable operation. It includes overvoltage protection that shuts down the output during excessive voltage conditions. The module features overcurrent protection with automatic recovery after fault clearance. Overtemperature protection de-rates the output when internal temperatures exceed safe limits. Additionally, reverse polarity protection prevents damage from incorrect wiring connections.

Component Architecture and Build Quality

This power supply module contains 168 individual components on a multilayer PCB. Key parts include the main transformer, power MOSFETs, and filtering capacitors. The unit uses high-temperature electrolytic capacitors with a 105°C rating for extended service life. All critical components are sourced from qualified industrial-grade suppliers.

Energy Storage and Hold-Up Capability

The Bently Nevada 3500/15 133292-01 includes a 15,000-microfarad capacitor bank for substantial energy storage. This reservoir maintains output voltage for 30 milliseconds during AC power interruptions. The storage array also filters input ripple to less than 30 millivolts peak-to-peak. A bleed resistor safely discharges capacitors when removing the module.

Technical Data Summary

System Integration and Application Scope

This power supply module integrates seamlessly with Bently Nevada 3500 series monitoring systems. It powers vibration monitors, position transducers, and temperature sensors effectively. Consequently, the Bently Nevada 3500/15 133292-01 delivers reliable energy for critical machinery protection applications.