Product Short Description
133300-01 is an original industrial dedicated power input rear module manufactured by Bently Nevada (Baker Hughes USA). It belongs to the core power supply components of the 3500 Series Machinery Protection & Condition Monitoring System, and works exclusively with the front 3500/15 power supply main module.
This module completes external low-voltage DC power access, power filtering, isolation protection and wiring terminal functions.
Description
Basic Identification Parameters
- Brand: Bently Nevada
- Part Number: 133300-01
- System Matching Model: 3500/15 Low Voltage DC Power Supply System
- Product Type: Rack-Mounted DC Power Input Rear Termination Module
- Origin: United States
- Product Weight: 0.34 kg
- Factory Warranty Period: 12 months original factory warranty
- Overall Dimensions: 120.7 mm × 25.4 mm × 114.3 mm
- Mounting Mode: Standard 19-inch EIA industrial rack plug-in installation, installed in dedicated half-height power slots on the left rear side of 3500 system rack
- Protection Grade: IP20
- Certifications: CE, UL, CSA, ATEX/IECEx Hazardous Area Certification, API 670 Compliant
Electrical Specifications
- Rated Low Voltage DC Input Range: 20 V DC – 30 V DC
- Maximum Input Current: 5.2 A DC
- Matching Front Module Output: Regulated isolated 24 V DC system internal bus power
- Full Rack Maximum Output Current Support: 11.0 A DC
- Electrical Isolation Level: 2500 Vrms input-to-system isolation
- Built-in Protection Circuits: Reverse polarity protection, surge suppression protection, overcurrent limiting protection, transient voltage suppression
- Status Indication: Power input normal status indication linkage with front power module
- Terminal Connection: Green pluggable screw power terminals, reliable anti-loosening wiring design
- Internal Bus Connection: Standard gold-plated rear bus connector, stable contact with front power module
Environmental Specifications
- Operating Temperature Range: -40 ℃ to +65 ℃
- Storage Temperature Range: -40 ℃ to +85 ℃
- Operating Humidity: 0%–95% RH, non-condensing
- Shock Resistance: 10 g peak anti-vibration performance
- Electromagnetic Compatibility: Fully meets industrial EMC anti-interference standards, adapts to strong EMI industrial sites
Core Functional Features
- Dedicated Low Voltage DC Input Adaptability
Stable operation within standard 20–30 V DC industrial low-voltage DC power range, perfectly matches on-site industrial UPS and DC distribution systems.
- Redundant Hot-Standby Power Architecture Support
Supports dual primary/backup redundant power module installation; backup module automatically switches power supply when primary module fails. Power switching does not interrupt system monitoring operation.
- Multi-Level Surge & Reverse Protection Circuits
Built-in comprehensive protection circuits effectively prevent module and system damage caused by power reverse connection, lightning surge, grid transient fluctuation and overcurrent faults.
- Rear Plug-in Hot-Swap Structure
Supports online plug and replacement without powering down the entire monitoring system, greatly reduces maintenance downtime and operation interruption.
- Integrated Wiring Terminal Design
Adopts independent external pluggable power terminals, convenient for field cable connection, inspection and maintenance, and clearly separates power wiring from signal wiring.
- High-Stability Isolated Input Circuit
Isolated input topology completely eliminates ground loop interference and common-mode noise, ensures stable power input under complex industrial grounding conditions.
- Perfect Matching with Front 3500/15 Power Module
Original matching rear module, seamless electrical and mechanical connection with front power conversion module, no signal loss and no compatibility issues.
Applicable Application Scenarios
- Power generation industry: Steam turbines, gas turbines, turbo-generator units, combined cycle power plants
- Petroleum & petrochemical industry: Centrifugal compressors, process pumps, fans, offshore platform rotating machinery
- Chemical industry: Large high-speed compressors, reciprocating machinery, high-speed gearboxes
- Metallurgy, cement & mining industry: Rotary kilns, grinding mills, large fans, heavy rotating equipment
- Water conservancy & wastewater treatment: Large vertical pumps, circulating water pump units
- Marine industry: Ship propulsion machinery and auxiliary rotating power equipment
- Hazardous area industrial sites with ATEX/IECEx certification requirements
- OEM machinery manufacturing and industrial predictive maintenance condition monitoring systems
System Compatibility
- Fully compatible with Bently Nevada 3500/15 low voltage DC front power supply module
- Perfectly matches all 3500 series system racks, monitor modules, I/O modules, relay modules and interface modules
- Fully compatible with all modules you previously queried (97199-01, 126599-01, 128240-01, 14999-01)
- Seamlessly connects to System 1 diagnostic analysis platform, PLC, DCS and SCADA control systems
- Compatible with official 3500 rack configuration software V3.3 and above versions





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