Description
Bently‑Nevada 3500/15 127610‑01 Universal AC Power Supply Module
Product Overview
127610‑01 is universal AC half‑height power supply main module for Bently‑Nevada 3500 machinery protection rack, paired with rear power‑input module 125840‑01 (High‑Voltage AC PIM)本特利. It converts AC mains input into multi‑channel stable DC backplane power for all monitor, RIM and communication modules inside 3500 rack. Supports 1+1 hot‑redundant dual‑power configuration; hot‑swap capable. Original OEM production discontinued, supplied as aftermarket spare for legacy turbine/compressor TSI racks。
127610‑01
Key Specifications
| Item | Parameter |
|---|---|
| Part Number | 3500/15; PWA:127610‑01 (AC power main board) |
| Mating rear PIM | 125840‑01 High‑Voltage AC Power Input Module本特利 |
| Manufacturer | Bently‑Nevada (Baker Hughes) |
| Form Factor | Half‑height module, install at left dedicated rack slots |
| AC Input Range | 85‑264 VAC, 47‑63 Hz universal AC input |
| Backplane DC Output | +5VDC, ±12VDC, +24VDC; full‑rack total power 150 W max |
| Redundancy | 1+1 hot‑swap redundant; single unit can power full complete rack |
| Hold‑up Time | 60 ms typical under full load |
| Protection | Over‑voltage, over‑current, short‑circuit, over‑temperature, input under‑voltage protection |
| Diagnostic | Front‑panel OK fault LED; power‑fail status reported to rack RIM module |
| Operating Temperature | ‑30 °C ~ +65 °C |
| Storage Temperature | ‑40 °C ~ +85 °C |
| Humidity | 5‑95 % RH non‑condensing |
| Weight | Approx. 0.82 kg |
| Status | Discontinued original manufacturing, aftermarket spare‑part only |
3500/15 power‑supply family quick reference |Main PN|PIM PN|Type| |—|—|—| |127610‑01|125840‑01|Universal AC power supply本特利| |129486‑01|129478‑01|High‑voltage DC power supply| |133292‑01|133300‑01|Low‑voltage DC power supply|
Main Applications
- Gas‑turbine, steam‑turbine, centrifugal‑compressor 3500 machinery‑protection racks (TMR & non‑TMR)
- Power‑plant combined‑cycle unit TSI system power source
- Petrochemical refinery rotating‑machinery monitoring cabinets
- Spare‑part replacement & hardware retrofit for legacy 3500 racks requiring AC mains input power
127610‑01
Related Series Models
- 127610‑01 Universal AC power main module
- 125840‑01 High‑Voltage AC rear power‑input daughter‑card(PIM)本特利
- 3500/20 Rack Interface Module(RIM)
- 3500/25 Keyphasor timing‑reference module
- 3500/40M Proximity / vibration monitor module
Core Features
- Universal wide‑range AC input: Covers global industrial mains 85‑264 VAC, no hardware jumper modification required for different site voltage conditions.
- 1+1 hot‑swap redundancy support: Two power‑supply modules can run in parallel hot‑backup mode; removing one module will not interrupt rack operation when second healthy power supply exists.
- Multi‑rail regulated DC outputs: Generates all required backplane DC voltages for every slot module inside 3500 rack.
- Comprehensive built‑in protection suite: Shuts down automatically upon over‑voltage, short‑circuit or over‑temperature fault to protect downstream monitoring hardware.
- System‑wide power‑fault diagnostics: Local front‑panel LED status; power‑failure alarm message sent to RIM module for host monitoring software event logging.
- Half‑height compact mechanical design: Occupies one half‑height dedicated left‑side rack slot, mixed AC‑DC redundant configuration allowed within same rack.
Main Functions
- Accept industrial AC mains via rear 125840‑01 PIM input module, convert AC input into multiple regulated DC power rails feeding 3500 rack backplane.
- Deliver stable working power for RIM, keyphasor, vibration monitors and communication modules across entire rack.
- Support hot‑swap maintenance: redundant‑configured rack allows module replacement without turbine‑protection system shutdown.
- Detect internal power‑supply faults, report power‑failure diagnostic events to rack‑interface‑module for system‑level alarming and event history storage.
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