Description
Bently Nevada 3500/15 126399-01G Power Supply Module
Configured for regulated DC conversion and rack backplane power injection in 3500 Machinery Protection System, the Bently Nevada 3500/15 126399-01G (3500/15 Power Supply Module) provides direct electrical execution of AC or DC input conversion into stabilized distributed DC rail across 3500/05 system modules and monitoring channels.
Hardware Specifications
| Parameter |
Specification |
| Model |
3500/15 |
| Part Number |
126399-01G |
| Brand |
Bently Nevada |
| Dimensions |
Standard 3500 power supply module slot format |
| Operating Temp |
-20 deg C to +65 deg C |
| Input Options |
120/240 VAC or 24 VDC |
| Output |
Regulated DC via rack backplane |
| Rack Compatibility |
3500/05 System Rack |
| Redundancy |
Dual power supply configuration support |
| Compliance |
FCC Part 15, EN 61000-6-2, EN 61000-6-4, EN 61010-1, ATEX/IECEx |
Bently Nevada Power Conversion and Redundant Backplane Energy Architecture
Within Bently Nevada 3500 system topology, the 3500/15 module performs AC/DC or DC/DC conversion with regulated output injected into the rack backplane distribution plane. Power rails are shared across all installed monitoring and communication modules, maintaining fixed voltage levels under varying load conditions.
In redundant configurations, dual 3500/15 modules operate in parallel or standby mode depending on system configuration logic. Failover behavior is managed at the hardware level through internal load balancing and isolation circuits, preventing reverse current propagation between supplies. This structure maintains continuous DC bus integrity during module replacement or supply degradation events.
The “G” revision suffix indicates a hardware or compliance iteration affecting internal regulation characteristics and certification alignment, requiring version matching within existing rack power architectures.
Frequently Asked Questions (FAQ)
Q: Can the 3500/15 operate in single-supply configuration?
A: Yes. A single module can supply the full rack load; redundancy requires a second installed unit.
Q: Does the module provide isolated outputs per slot?
A: No. The output is a shared regulated DC bus distributed through the rack backplane.
Q: Is hot-swapping supported for revision G modules?
A: Hot-swap is supported only under controlled maintenance conditions with proper rack power sequencing.
Field Installation Guidelines
-
Install module in the far-left designated slot of the 3500/05 rack.
-
Ensure correct input type selection (AC or DC) before energizing system.
-
Verify grounding continuity between rack chassis and plant earth reference.
-
Do not mix incompatible revision levels in redundant configurations.
-
Insert or remove modules only under defined maintenance procedures unless system supports live replacement.
-
Maintain separation between power wiring and low-level signal cabling to reduce coupling effects.
