Bently Nevada 133300-01 3500/15 | Low Voltage DC PIM

• Brand: Bently Nevada
• Full Model Number: 133300-01
• Lifecycle Status: Discontinued / Obsolete
• Core Function: 3500/15 Low Voltage DC Power Input Module
• Top 3 Technical Specs: 20–30 VDC input; 10.0 A maximum current capability; 3500/15 half-height power-supply architecture
• Stock & Condition: New Surplus / Tested Refurbished; Physical stock confirmation required; Emergency dispatch subject to order cutoff

Baker Hughes documentation lists 133300-01 as the Low Voltage DC Power Input Module (PIM) for the Bently Nevada 3500/15 power-supply system. The published 3500/15 ordering data identifies the low-voltage DC configuration as 20–30 VDC, while the 133300-01 is listed separately as the corresponding PIM spare.

Module 3: Obsolescence & Supply Chain Deep Dive

A failed 133300-01 can remove the DC input path feeding a 3500/15 power-supply assembly, potentially taking an entire machinery-protection rack offline. This is a power-interface component, not a monitoring channel, so the sourcing priority is exact electrical and mechanical matching. The Bently Nevada 3500/15 documentation identifies the 133300-01 specifically as the Low Voltage DC Power Input Module, and the available technical data identifies the low-voltage DC supply class as 20–30 VDC.

From a TCO perspective, restoring the existing PIM is usually preferable to redesigning the rack power architecture. A correctly matched replacement keeps the existing 3500/15 installation, field wiring, and redundant-power strategy intact. The 3500 rack can accommodate one or two power supplies, with a second supply providing backup; when redundancy exists, Bently documentation states that removing or inserting a power-supply module does not interrupt rack operation. That makes maintaining a tested spare particularly valuable for plants where machinery-protection availability matters more than minimizing the unit purchase price.

Module 4: Compatibility & Replacement Matrix

Field Traps — Watch Out

• Voltage-class mismatch: Do not substitute a high-voltage DC PIM for the low-voltage version. The 3500/15 family also includes a high-voltage DC configuration rated 88–140 VDC, while the low-voltage DC configuration is 20–30 VDC. The incoming plant supply must be checked against the installed PIM before PO approval.
• Fuse and protection configuration: The published spare-parts information identifies 01720045 as the replacement fuse for the low-voltage DC PIM. Verify the fuse arrangement and protection status before energizing a replacement.

Bently Nevada 133300-01 3500/15

Module 5: Quality Assurance & Testing SOP

Because this module sits directly in the rack power path, QA should place strong emphasis on controlled electrical testing.

• Incoming traceability: Record Bently Nevada identification, complete 133300-01 part number, revision, serial information, and available date-code data.
• OEM anti-counterfeit visual inspection: Check labels, PCB markings, terminal construction, component population, fuse arrangement, housing, and evidence of unauthorized repair.
• Mechanical inspection: Verify module dimensions, mounting features, connectors, terminal interfaces, and rack mating surfaces.
• Power-on self-test (POST): Install on an approved 3500/15 test fixture and verify expected startup behavior and Supply OK indication.
• Input-voltage test: Apply a controlled DC source within the specified 20–30 VDC range and verify stable operation.
• Current-load test: Apply a representative load and verify stable output behavior without abnormal heating or excessive current draw.
• Protection test: Verify fuse integrity and applicable over-voltage/under-voltage protection behavior using an approved laboratory procedure.
• Rack integration test: Install the PIM in a compatible 3500/15 power-supply assembly and verify correct rack power-up.
• Thermal observation: Monitor the module under representative load for temperature rise and intermittent electrical faults.
• Redundancy verification: Where applicable, test operation with the second power supply installed to confirm expected rack behavior.
• Final QC release: Record input voltage, load-test results, status indication, part number, revision, inspection date, and technician approval.

Module 6: Procurement & Lifecycle FAQ

1. Is the Bently Nevada 133300-01 genuinely in stock, and what is the cutoff for emergency shipping?

Public supplier listings currently show mixed availability: some list 133300-01 as in stock, while others report a 10–12 week lead time. For an emergency requirement, physical warehouse confirmation should therefore be obtained before PO release, including the exact part number, condition, and dispatch cutoff.

2. How do you verify the condition and authenticity of this obsolete power-input module?

Start with exact part-number and manufacturer identification, followed by PCB, terminal, fuse, housing, and connector inspection. Electrical testing should then confirm operation within the required DC input range and under representative load. Maintain photographs, serial information, and test measurements with the MRO record.

3. Are there any firmware compatibility issues engineers should check before issuing the PO?

No firmware compatibility issue applies to the 133300-01 itself. The important engineering check is the electrical configuration: confirm that the existing rack uses the low-voltage DC PIM and that the incoming source is compatible with the 20–30 VDC specification.

4. Can the 133300-01 replace the installed PIM without cabinet modification?

Yes, provided the installed system uses the same 3500/15 low-voltage DC PIM configuration. The module is specifically listed as the spare for this configuration. Confirm terminal wiring, rack position, fuse arrangement, and DC source voltage before applying power.

5. What warranty and return terms should procurement require?

Specify Bently Nevada 133300-01, exact condition, revision, electrical test status, warranty duration, and return procedure in the PO. Warranty coverage should address DOA and verified functional failure while excluding damage caused by incorrect DC voltage, reverse polarity, improper wiring, external short circuits, or installation errors.