Bently 3500-15 106M1079-01 Universal AC Power Supply Main Module

Description

Hardware & Electrical Specifications

‑ Manufacturer: Bently Nevada (Baker Hughes) ‑ Compatible System: Bently Nevada 3500 TSI machinery protection rack ‑ Functional Type: Universal AC Power Supply Main Conversion Module ‑ Mandatory mating part: 106M1081‑01(PIM AC power input small card) ‑ Input Source: Processed AC power from 106M1081‑01 ‑ AC Input Range(whole set):85‑264 VAC, 47‑63 Hz ‑ Max Output Power:120 W, capable of powering full‑size 14‑slot 3500 rack ‑ DC Output Rails: ±5 VDC, ±15 VDC, 24 VDC backplane power bus ‑ Protection Circuit: Over‑voltage, over‑current, over‑temperature, short‑circuit fold‑back protection ‑ Front‑panel Indicator: SUPPLY OK green LED for power‑supply health diagnosis ‑ Connectors: Internal edge‑connector mates with 106M1081‑01; backplane edge connector for rack power bus ‑ Mounting: Half‑height slot on left dedicated position of 3500‑05 rack ‑ PCB Coating: Conformal coated for G3 harsh industrial cabinet environment ‑ Hot‑swap condition: Hot‑swap allowed only when second redundant power supply is online. Must cut off upstream AC input under single‑power configuration before replacement

Environmental Specifications

‑ Operating Temperature: ‑40 °C ~ +70 °C, power derating above 60 °C ‑ Storage Temperature: ‑40 °C ~ +85 °C ‑ Relative Humidity:5%‑95 % non‑condensing ‑ Vibration & Shock: Complies with API‑670 power‑plant cabinet EMC standards

Mechanical Data

‑ Dimension(W×H×D):50.8 mm ×120.7 mm ×251.5 mm ‑ Weight: approx 1.39 kg

Core Functions

1. AC‑DC power conversion: Accept filtered AC power from PIM 106M1081‑01, convert to multi‑group stable DC power for entire 3500 rack backplane bus.
2. Redundancy support: Dual‑set 106M1079‑01+106M1081‑01 assemblies can be configured for N+1 redundant power, improving system reliability for critical turbine/compressor protection.
3. Multi‑layer fault protection: Built‑in OVP, OCP, OTP protection, isolates internal faults, avoids damaging other monitor modules on rack.
4. Visual health diagnosis: Front‑panel SUPPLY‑OK LED gives quick status indication for field maintenance personnel.
5. Full‑rack power driving: Provides stable working power for vibration, position, speed, relay and communication modules inserted in 3500 rack.

Installation, Replacement & Critical Warnings

1. Under single‑power rack condition, fully de‑energize upstream 85‑264 VAC power before replacing either 106M1079‑01 or 106M1081‑01. Hot‑swap operation is permitted only when redundant backup power is running normally.
2. Strict matching requirement: 106M1079‑01 must work with 106M1081‑01, cannot pair with legacy HV‑AC / LV‑AC PIM cards. Mismatched combination results in no output and hardware damage riskBaker Hugh….
3. Check SUPPLY‑OK LED after installation; LED off indicates power‑subsystem fault. Check AC input, PIM and main card sequentially.
4. After replacement, verify all rack modules boot normally, download system configuration software project.

5. Common failure mode: Surge damage on internal conversion circuit, component aging. Investigate site AC power quality when whole rack loses power.