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SKU: 125840-01

Bently Nevada 3500/15 125840-01 High Voltage AC Power Input Module

The Bently Nevada 125840-01 is a high-voltage AC power input module designed for the 3500 Series Machinery Protection System. It provides a reliable interface for 175-250 Vac power sources, featuring a wide operating temperature range and certified safety compliance for demanding industrial monitoring applications.

Product Overview

The Bently Nevada 125840-01 functions as the primary interface for high-voltage AC power within the 3500 Series machinery protection system. This half-height module accepts line voltage and transfers it to the 3500/15 Power Supply, ensuring that the entire rack receives stabilized energy for continuous monitoring. By utilizing this module, industrial facilities can integrate their vibration monitoring hardware directly with standard plant power grids. The design prioritizes electrical isolation and transient protection to safeguard sensitive internal components from line fluctuations.

Core Technical Specifications

  • Manufacturer: Bently Nevada
  • Series: 3500 Machinery Protection System
  • Component Type: Power Input Module (PIM)
  • Input Voltage Range: 175 to 250 Vac
  • Input Frequency: 47 to 63 Hz
  • Form Factor: Half-height module
  • Operating Temperature: -40°C to +85°C
  • Physical Dimensions: 2.6 cm x 12 cm x 12 cm
  • Net Weight: 0.3 kg

Operational Features and Applications

The 125840-01 module provides a secure connection point for the 3500/15 High Voltage AC Power Supply. Furthermore, this module supports redundant power configurations, which allows the system to remain operational even if one power source fails. It effectively manages power distribution for Turbine Supervisory Instrumentation (TSI) and other critical asset management frameworks. Because it features a wide operating temperature range, the unit performs reliably in harsh environments such as oil and gas refineries, power generation plants, and chemical processing facilities.

Installation and Maintenance

Engineers install this module into the rear of the 3500 rack, where it interfaces directly with the backplane. The compact footprint facilitates easy replacement during routine maintenance without requiring extensive rewiring of the entire rack. The module’s robust construction resists industrial vibration and electromagnetic interference, which significantly reduces the risk of unplanned system downtime.