Excellent PLC
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| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Introduction
The Bently Nevada 3300/12-01-20-01 AC Power Supply is an industrial-grade power module designed to provide stable and reliable AC-to-DC power for Bently Nevada 3300 Series vibration monitoring and protection systems. This unit is engineered for continuous operation in demanding industrial environments where precise power regulation is critical for system accuracy and reliability.
The module converts a wide AC input voltage range into a regulated DC output to power critical monitoring components, such as Proximitor sensors, transducers, and other 3300 rack modules. Its robust design ensures minimal electrical noise, excellent load regulation, and protection against voltage spikes, ensuring continuous, accurate operation of machinery monitoring systems.
This power supply integrates seamlessly into standard 3300 series racks and supports dual redundant configurations to maximize system availability. Compact and efficient, it offers a vertical size of 83 mm and weighs 1 kg, making installation straightforward without compromising performance.
Technical Specifications
| Parameter | Description |
| Model Number | 3300/12-01-20-01 |
| Product Type | AC Power Supply Module |
| Series | Bently Nevada 3300 Series |
| Input Voltage Range | 85–264 VAC, 47–63 Hz |
| Output Voltage | ±24 VDC regulated |
| Output Power | 100 W nominal |
| Power Efficiency | ≥ 85% |
| Input Current | 1.8 A maximum at full load |
| Inrush Current | < 20 A |
| Ripple and Noise | < 50 mV RMS |
| Operating Temperature | 0°C to +65°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5% to 95% non-condensing |
| Cooling Method | Natural convection |
| Overvoltage Protection | Electronic cutoff |
| Overcurrent Protection | Fold-back current limiting |
| Isolation Voltage | 1500 VAC input to output |
| EMC Compliance | EN55011 Class A, CE Certified |
| Mounting Type | Rack-mounted |
| Vertical Size | 83 mm |
| Weight | 1 kg |
Applications
The 3300/12-01-20-01 AC Power Supply is used extensively in industrial rotating machinery monitoring systems. Its applications include:
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Turbines: Supplies regulated power to vibration monitoring modules protecting turbines in power plants.
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Compressors: Ensures continuous operation of monitoring circuits in oil, gas, and chemical compressor systems.
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Generators: Provides reliable power to proximity and vibration sensors in large generator sets.
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Pumps and Fans: Maintains accurate monitoring for critical rotating equipment in industrial plants.
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Industrial Manufacturing: Powers modules for predictive maintenance systems in steel, paper, and petrochemical industries.
The unit is essential for maintaining continuous, accurate machinery protection in any critical system requiring high reliability and precise vibration measurement.
Product Advantages
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Stable Power Supply: Maintains constant voltage output under fluctuating input conditions.
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Low Electrical Noise: Multi-stage filtering reduces interference, ensuring clean signals to monitoring modules.
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Robust Industrial Design: Operates reliably under high temperature, vibration, and humidity conditions.
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High Efficiency: Converts power efficiently to reduce heat and energy consumption.
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Modular Replacement: Simple to install or replace within standard 3300 racks.
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Redundant Capable: Supports dual supply configuration for uninterrupted operation.
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Overload Protection: Includes overvoltage and overcurrent protection for enhanced safety.
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Compact Design: Vertical size of 83 mm makes it suitable for rack-mounted installations.
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Global Compliance: Meets CE, UL, and ISO industrial standards.
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Continuous Operation: Designed for 24/7 industrial use with minimal maintenance.
FAQ
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What is the primary function of this AC power supply?
It provides regulated ±24 VDC power to the Bently Nevada 3300 Series modules, ensuring reliable operation of vibration and proximity monitoring systems. -
Can it handle voltage fluctuations in industrial environments?
Yes, it maintains stable output across an input range of 85–264 VAC, automatically adjusting to voltage variations. -
What protections are built into the unit?
It includes overvoltage cutoff, fold-back overcurrent limiting, and transient suppression to safeguard connected modules. -
Does this power supply support redundant operation?
Yes, it can be configured with another unit to provide dual-redundant power for critical systems. -
How does it minimize electrical noise affecting sensitive sensors?
The supply uses multi-stage filtering and shielding to reduce both conducted and radiated noise. -
Is it compatible with other Bently Nevada series modules?
While designed for the 3300 Series, it may be compatible with specific other modules if electrical specifications match. -
How is output voltage regulation achieved?
A closed-loop feedback system monitors and adjusts the output to maintain ±24 VDC within tight tolerances. -
What are the grounding requirements?
Proper chassis grounding to a low-impedance earth point is necessary to ensure safety and stability. -
Can it handle transient electrical spikes?
Yes, built-in transient suppression protects against brief surges or spikes. -
How does it contribute to overall system reliability?
By providing consistent, clean power, it prevents module resets, false alarms, and inaccuracies in vibration monitoring systems.
Related Models (Same Series)
| Model Number | Description | Input Voltage Range | Output Voltage | Weight |
|---|---|---|---|---|
| 3300/12-01-20-02 | AC Power Supply Module | 85–264 VAC | ±24 VDC | 1.1 kg |
| 3300/12-01-30-01 | High Capacity AC Power Supply | 100–240 VAC | ±24 VDC | 1.3 kg |
| 3300/12-01-40-01 | Redundant Power Supply Module | 85–264 VAC | ±24 VDC | 1.2 kg |
| 3300/12-02-20-01 | Dual Output Power Supply | 100–240 VAC | ±24 VDC, +12 VDC | 1.4 kg |
| 3300/12-03-20-01 | AC/DC Power Supply Hybrid | 90–250 VAC | ±24 VDC | 1.2 kg |
| 3300/12-04-20-01 | Extended Temperature Power Supply | 85–264 VAC | ±24 VDC | 1.3 kg |
Popular Models from the Same Brand
| Model Number | Product Name | Function | Weight |
|---|---|---|---|
| 3500/15 | Power Supply Module | Powers 3500 monitoring racks | 1.0 kg |
| 3500/42M | Vibration Monitor Module | Measures dynamic and static vibration | 1.2 kg |
| 330103-00-07-10-02-05 | 3300 XL Proximity Probe | Shaft vibration measurement | 0.25 kg |
| 330180-91-00 | Proximitor Sensor | Converts probe signal to voltage output | 0.30 kg |
| 3500/22M | Transient Data Interface Module | Collects and transmits vibration data | 1.4 kg |
| 330850-90-05 | Proximity Transducer Assembly | Shaft position and vibration monitoring | 0.45 kg |
