KIDDE GRAVINER MARK 5 Oil Mist Detector P/N: 53561-221

GRAVINER Mark 5 Oil Mist Detector (OMD) – P/N: 53561-221

Product Overview

The GRAVINER Mark 5 Oil Mist Detector (OMD) – P/N: 53561-221 is a highly reliable marine safety monitoring system designed to continuously detect and measure oil mist concentrations within diesel engine crankcases. Widely installed on commercial vessels, tankers, bulk carriers, offshore platforms, and power generation engines, the Mark 5 provides early warning of overheating bearings and potential crankcase explosions by continuously monitoring oil mist density. Utilizing advanced optical detection technology, the system delivers fast and accurate alarm indications, helping protect personnel, machinery, and vessel operations.

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Key Features

• Continuous crankcase oil mist monitoring
• Early detection of bearing overheating and mechanical failures
• Advanced optical measurement technology for accurate detection
• Monitors up to 10 sampling points/cylinders
• Automatic sequential sampling system
• Digital display showing oil mist density levels
• Main alarm, deviation alarm, and fault alarm functions
• Engine slowdown output for enhanced protection
• Rugged marine-grade construction
• Designed for operation in harsh engine room environments
• Proven reliability on marine diesel engines worldwide
• Minimal maintenance requirements and long service life

Parameter	Specification
Manufacturer	Graviner (Kidde Graviner)
Model	Mark 5 Oil Mist Detector
Part Number	53561-221
Application	Diesel Engine Crankcase Monitoring
Sampling Points	4 to 10 Selectable
Sampling Time	Approx. 1 Second per Sample
Power Supply	115V / 220V / 230V / 240V AC, 50/60 Hz
Power Consumption	Approx. 70 Watts
Air Supply Pressure	1 Bar ±20%
Alarm Outputs	Main Alarm, Fault Alarm, Engine Slowdown
Detection Principle	Optical Obscuration Measurement
Weight	Approx. 27–28 kg
Country of Manufacture	England / United Kingdom

CONDITION : The item is fully tested and is in used- good working condition, the item may contain some handling marks kindly refer to the photos before purchasing the item, testing video will be available on order confirmation. for any other questions kindly message us in ebay.