Description
Key Technical Specifications
| Parameter | Specification |
| Manufacturer | Bently Nevada / Baker Hughes |
| Part Number | 3500/15-05-05-00 |
| Main Board Part Number | 106M1081-01 |
| Input Voltage Range | 175 to 264 VAC RMS (High Line AC Option) |
| Input Frequency | 47 to 63 Hz |
| Output Type | High Output DC backplane supply |
| Power Consumption | 300 W maximum capacity |
| Rack Position | Leftmost slots (Slot lower/upper depending on half-height/full-height setup) |
| Redundancy Support | Dual redundant power supply support within a single 3500 rack |
| Operating Temperature | −30 to +65 °C (−22 to +149 °F) |
| Storage Temperature | −40 to +85 °C (−40 to +185 °F) |
| Humidity Rating | 95% non-condensing |
Product Introduction & Supply Chain Strategy
The Bently Nevada 3500/15-05-05-00 (106M1081-01) is a High Output AC Power Supply Module that converts external AC power into regulated DC voltages for the Bently Nevada 3500 machinery protection rack backplane. It serves as the primary power source for turbine, compressor, and motor vibration monitoring systems.
Securing this module as New Surplus protects critical assets from sudden rack blackouts without paying full OEM list prices. Refurbished power units often contain dried-up electrolytic capacitors that lead to sudden voltage ripple failures, triggering false machine trips. Maintaining a verified New Surplus backup guarantees immediate, zero-risk restoration during emergency maintenance.
Installation & Configuration Guide
Stage 1: Pre-Installation (Prep & Safety)
- Perform Lock-Out/Tag-Out (LOTO) on the incoming 220 VAC supply line powering the specific rack slot.
- Put on a grounded electrostatic discharge (ESD) wrist strap connected to the cabinet grounding busbar.
- Take high-resolution photos of the existing wiring on the rear power input terminal block to document phase, neutral, and earth ground connections.
Stage 2: Removal
- Disconnect the AC input line from the rear lower terminal block using an insulated terminal screwdriver.
- Loosen the two thumbscrews on the front panel of the failing 3500/15 module until they disengage completely from the rack chassis.
- Pull the module straight out using the front panel handle, guiding it along the chassis card guides to avoid damaging internal backplane pins.
Stage 3: Installation (Clone & Seat)
- Inspect the backplane connector on the new 106M1081-01 module to ensure zero pin deformation or packaging debris.
- Align the module with the card guides in the target power supply slot (upper or lower power slot).
- Slide the unit firmly into the rack until the front bezel sits flush against the chassis frame, then hand-tighten both thumbscrews securely.
- Reattach the AC power wiring to the rear terminal block, matching the phase, neutral, and ground sequence documented in Stage 1.
Stage 4: Power-On & Testing
- Verify AC voltage at the terminal block measures between 175 and 264 VAC using a calibrated digital multimeter before closing the breaker.
- Energize the AC breaker. Observe the front panel LEDs: the green “SUPPLY OK” LED must illuminate solid within 3 seconds.
- Verify through the Bently Nevada 3500 Rack Configuration Software that the power supply status reads OK with zero backplane voltage alarms.
- 350015-05-05-00 106M1081-01
- 350015-05-05-00 106M1081-01
Firmware/Software Versions & Upgrade Notes
- Firmware Dependency: The 3500/15 power module is a hardware power converter and operates independently of digital module firmware, but its status is monitored by the 3500/22 Transient Data Manager (TDM) or 3500/20 Rack Interface Module (RIM).
- System Software Compatibility: Fully compatible with all revisions of Bently Nevada 3500 Rack Configuration Software (Version 4.0 or higher recommended for full diagnostic visibility).
- Swap Precautions: Ensure the secondary power supply (if installed for dual redundancy) is functioning properly before hot-swapping a power module. Removing a single power supply from a non-redundant rack will immediately shut down the entire machinery protection system, causing potential trip interlocks to drop.
Frequently Asked Questions (FAQ)
Is this unit genuinely new, or is it a pulled/refurbished part?
This product is a Brand New Surplus unit. It is not used, not pulled from a decommissioned plant, and not refurbished. All modules undergo rigorous quality verification to ensure OEM-level reliability. Original anti-static packaging is preserved and opened only for visual and electrical quality control testing prior to shipment.
Why does a refurbished power supply pose a risk to my plant?
Power supplies rely heavily on electrolytic capacitors and high-frequency transformers. Refurbished units frequently keep aging internal components that suffer from thermal degradation. While cosmetics may look clean, high internal ripple voltage can cause intermittent backplane communication drops or trigger false vibration shutdowns, costing tens of thousands of dollars in unneeded downtime.
What is the difference between part number 3500/15-05-05-00 and 106M1081-01?
3500/15-05-05-00 is the complete high-level ordering option code (representing High Output AC Power Supply with specific input and output choices), while 106M1081-01 is the actual printed circuit board (PCB) assembly part number printed on the module itself. They refer to the exact same physical equipment.
Can I replace a standard 3500/15 power supply with this High Output version?
Yes, but you must ensure both upper and lower power slots in a dual-redundant configuration use matching power supply types (e.g., pair High Output with High Output). Mixing standard output and high output modules in the same rack can cause imbalanced load sharing and fault logging in the Rack Interface Module.
Can I hot-swap this power supply while the machinery protection system is running?
Yes, provided your 3500 rack is equipped with dual redundant power supplies and the second power module is currently healthy (indicated by a solid green SUPPLY OK LED). If your rack has only one power supply, removing it will power down all monitoring cards instantly.
What warranty covers this New Surplus module?
We provide a comprehensive 1-year replacement warranty on all New Surplus Bently Nevada hardware. If the unit exhibits any factory defect or electrical failure within 12 months under normal operating conditions, we supply an immediate replacement unit from our stocked inventory.



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