Description
Bently Nevada 3500/15-05-05-00 Power Supply Module
Configured for regulated rack power conversion in the 3500 machinery protection architecture, the Bently Nevada 3500/15-05-05-00 (3500/15 Power Supply Module) provides direct electrical execution of AC/DC input conditioning and backplane voltage regulation across the Bently Nevada 3500 rack power distribution network. The module supports redundant insertion on the left-side rack slots and maintains continuous power delivery to connected monitor modules.
Hardware Specifications
| Parameter |
Specification |
| Model |
3500/15-05-05-00 |
| Brand |
Bently Nevada |
| Weight |
1.39 kg |
| Dimensions |
120.7 mm x 50.8 mm x 251.5 mm |
| Operating Temp |
-20 deg C to +65 deg C |
| Power Consumption |
Up to 2.8 A rms (AC) / 11.0 A (LV DC) |
| Form Factor |
Half-height module |
| Rack Compatibility |
3500 full-size and mini-rack |
| Input Voltage (AC) |
85–264 Vac rms (non-hazardous), 47–63 Hz |
| Input Voltage (HV DC) |
88–140 Vdc |
| Input Voltage (LV DC) |
20–30 Vdc |
| Protection |
Under-voltage safe, over-voltage fuse opening on PIM |
Power Conversion and Backplane Regulation Architecture
The module operates as a dual-path energy conditioning element within the rack backplane supply chain. AC or DC inputs are rectified and regulated into stabilized internal distribution rails feeding all 3500 monitor and interface modules.
In redundant configurations, load sharing is managed at the supply-selection stage, where the lower slot operates as primary feed and the upper slot remains in standby monitoring mode. Switchover behavior is governed by internal voltage threshold detection without interruption to backplane continuity.
Input conditioning includes over-voltage isolation via PIM-level fuse actuation and under-voltage tolerance handling that prevents uncontrolled collapse of downstream module logic rails.
Thermal and electrical design supports continuous operation under mixed AC/DC rack environments, where transient inrush currents are absorbed through staged internal filtering networks to stabilize backplane voltage integrity.
Frequently Asked Questions (FAQ)
Q: Can AC and DC power supplies be mixed in the same 3500 rack?
A: Yes. The architecture supports any combination of AC and DC power supplies, provided they are installed in designated left-side slots with correct PIM pairing.
Q: Does hot-swapping interrupt rack operation when redundancy is present?
A: No. In redundant configuration, removal or insertion of a single module does not interrupt backplane power delivery.
Q: What happens during an over-voltage condition at the input stage?
A: The PIM-level fuse opens to isolate the power supply from the input source, preventing further propagation to the backplane.
Field Installation Guidelines
-
Install power modules only in designated left-side rack slots
-
Ensure correct pairing between Power Supply Module and Power Input Module (PIM)
-
Verify AC/DC input type before energizing rack
-
Maintain proper separation between power input cabling and signal-level wiring
-
Use shielded grounding conductors tied to single-point earth reference
-
Confirm redundancy configuration before enabling dual-supply operation
-
Do not mix legacy AC supply variants with universal AC input modules
