Bently Nevada 3500/53-03-00 Overspeed System | 3500 Series Protection

Description

Product Introduction

• Bently Nevada™ 3500/53-03-00 is an electronic overspeed detection system.
• It belongs to the 3500 Series Machinery Protection System.
• The system delivers fast and reliable overspeed protection.
• It meets API 670 and API 612 standards.
• Redundant tachometer logic improves safety and uptime.
• It supports 2oo2 or 2oo3 voting.
• 2-out-of-3 voting is recommended for critical assets.
• The system requires a 3500 rack with redundant power supplies.

Core Advantages

• Ultra-fast response protects machines from overspeed damage.
• Redundant design reduces false trips.
• High noise immunity ensures stable speed signals.
• Clear front LEDs simplify system status checks.
• Software configuration improves setup accuracy.

Technical Specifications

• Brand: Bently Nevada
• Model: 3500/53-03-00
• Series: 3500 Machinery Protection
• Input signal range: +10.0 V to -24.0 V
• Input impedance: 20 kΩ
• Supported sensors: proximity probes and magnetic pickups.
• Compatible probes include 3300 and 7200 series.
• Transducer supply: -24 Vdc, 40 mA max
• Power consumption: 8 W typical
• Recorder output: 4–20 mA proportional to speed.
• Voltage compliance: 0–12 Vdc across 600 Ω.
• Resolution: 0.3662 µA per bit
• Accuracy: ±0.25% at room temperature.
• Update rate: approximately 100 ms.
• Alarm delay: <30 ms above 300 Hz.

Environmental & Reliability Data

• Operating temperature: -30 °C to +65 °C.
• Storage temperature: -40 °C to +85 °C.
• Humidity tolerance: 95%, non-condensing.
• Designed for harsh industrial environments.
• Strong resistance to electrical interference.

Mechanical Information

• Monitor module size: 241.3 × 24.4 × 241.8 mm.
• Monitor module weight: 0.82 kg.
• I/O module size: 241.3 × 24.4 × 99.1 mm.
• I/O module weight: 0.45 kg.
• Requires one full-height front and rear slot per channel.

Installation Guide

• Install the module in a compatible 3500 rack.
• Use redundant power supplies for full protection.
• Connect approved probes only.
• Ensure proper grounding before power-up.

Commissioning & Maintenance

• Software tools allow simple alarm setup.
• Front LEDs speed up troubleshooting.
• Buffered outputs support live signal checks.
• Modules allow quick replacement without rewiring.

Compatibility

• Works with Bently Nevada 3300 and 7200 probes.
• Supports proximity probes and magnetic pickups.
• Integrates seamlessly with 3500 monitoring systems.

Certifications & Compliance

• Designed to meet API 670 requirements.
• Aligned with API 612 compressor standards.

Typical Applications

• Steam and gas turbines.
• Centrifugal compressors.
• Large electric motors.
• Critical rotating machinery in oil and gas.

Diagnostic Capabilities

• Continuous speed monitoring.
• Early overspeed detection.
• Clear alarm and trip indication.
• Supports predictive maintenance strategies.

Package Contents

• 3500/53 Overspeed Detection Module.
• Overspeed Detection I/O Module.
• Internal termination connectors.
• Firmware IC and removal tools.
• User documentation.

Warranty & Shipping

• Standard warranty: 12 months.
• Worldwide shipping via FedEx, UPS, or DHL.
• Secure industrial-grade packaging.

FAQ

• What makes this system reliable?
• Redundant channels reduce single-point failure risk.
• Can it replace mechanical overspeed devices?
• Yes, many users upgrade for faster response.
• Is software configuration difficult?
• Setup is simple with clear parameter menus.
• How often is calibration needed?
• Most installations require minimal recalibration.
• Does it handle noisy signals?
• The design offers strong noise rejection.

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