Description
3. Key Technical Specifications
| Parameter | Value |
|---|---|
| Input Voltage | Universal AC 85–264 VAC or compatible DC variants |
| Output | Provides power to 3500 rack backplane and modules |
| Module Height | Half-height |
| Rack Position | Designated power supply slots (left side) |
| Redundancy | Supports dual power supply configuration |
| Operating Temperature | -30 to +65°C |
| Power Consumption | Varies with rack load (monitor total rack draw) |
| Approvals | Meets 3500 system standards |
4. Product Introduction
The Bently Nevada 13677-01 is a power supply module for the 3500/05 instrument rack in the 3500 Machinery Protection System. It supplies stable power to monitor modules, communication gateways, and the backplane from standard AC mains or DC sources.
Reliability teams install this module for its robust design and support of redundant power configurations that minimize downtime in critical machinery protection applications. Mount it in the designated left-side slots of the 3500 rack. Verify total rack power consumption and input voltage compatibility before ordering.
- 13677-01
- 13677-01
5. Troubleshooting Quick Reference
| Symptom | Possible Cause | Relevance to this Part | Quick Check Method | Recommendation |
|---|---|---|---|---|
| No rack power / LEDs off | Input power loss | High | Measure voltage at input terminals | Check upstream breaker, wiring, and supply voltage |
| Single supply alarm | One supply failed in redundant setup | High | Check power supply status LEDs | Replace failed module; maintain redundancy |
| Over-temperature alarm | High ambient or fan failure | Medium | Monitor rack internal temperature | Improve ventilation or check cooling fans |
| Intermittent power | Loose connections or overload | High | Inspect terminals and calculate total load | Verify rack power budget; tighten connections |
| No output to modules | Backplane or slot issue | Medium | Test with known good supply | Swap slots or replace supply module |
If diagnostics point to the power supply itself, contact technical support with rack configuration, load calculations, and event logs.
6. Frequently Asked Questions (FAQ)
Is this unit new original stock or refurbished? This is New Original / New Surplus from authorized channels. It ships in original packaging with full traceability. We perform inbound inspection and functional testing prior to shipment.
What input voltages does the 13677-01 support? It supports universal AC voltage (typically 85–264 VAC) or specific DC ranges depending on exact catalog configuration. Confirm your site voltage matches the installed variant.
Can I run redundant power supplies? Yes. The 3500/05 rack supports two power supplies for redundancy. Install a second unit in the lower slot for automatic failover.
Is the power supply hot-swappable? Yes, in redundant configurations you can replace one supply while the other remains online. Follow the exact procedure in the 3500 manual to avoid interrupting monitoring.
How long is the warranty? We provide a 1-year warranty on tested functional units. Extended options available on request.
Will this serve as a direct replacement? In most cases yes. Document your current rack power configuration, input voltage, and any redundant setup first. Match the exact power supply type to your existing rack.
What comes in the box and do you provide test reports? Standard delivery includes the power supply module. We supply our QC test report showing input/output verification and load testing. Full test videos and photos available upon request.



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