WARTSILA ESM-20 ENGINE PROTECTION MODULE PAAF074369 VERSION v1.12

Product Overview The WARTSILA ESM-20 Engine Protection Module, part number PAAF074369 with firmware version v1.12, is a marine safety control module engineered for Wartsila marine diesel engine safety systems, designed to comply with DNV marine type approval and IEC 60945 marine EMC standards. Built for engine safety parameter monitoring, auto load reduction & shutdown triggering & engine fault alarm recording, this robust rack-mounted safety unit withstands engine control room temperature fluctuation, salt mist and continuous mechanical vibration, delivers stable 24/7 continuous operation, and acts as the independent safety layer for merchant vessels, offshore supply vessels and FPSOs equipped with Wartsila main and auxiliary diesel engines.

Featuring multi-channel analog and binary signal inputs, hardwired safety shutdown circuits, serial communication interface & on-board LED status indicators. It supports standard ECR cabinet rack mounting, adapting to limited installation space inside marine engine automation control racks. The modular assembly allows separate replacement of the ESM-20 module without full engine operation shutdown, greatly reducing equipment downtime for service. Equipped with independent watchdog circuit, non-volatile fault event log & configurable protection threshold parameters, mature hardware structure prevents signal interference and guarantees dependable engine safety protection performance during continuous duty.

For dependable engine safety parameter monitoring, auto load reduction & shutdown triggering & engine fault alarm recording, this ESM-20 module continuously monitors critical engine operating conditions including overspeed, lube oil pressure and cooling water temperature. When dangerous operating conditions are detected, the module activates pre-alarm, load reduction or emergency shutdown commands to protect the engine from severe damage. Reliable engine safety parameter monitoring, auto load reduction & shutdown triggering & engine fault alarm recording, premium marine-grade electronic components provide excellent humidity and salt fog resistance, extending service life in harsh marine engine control room working environments. Practical independent watchdog circuit, non-volatile fault event log & configurable protection threshold parameters, stored fault history helps maintenance crew carry out root cause analysis after engine trips.

During continuous engine safety parameter monitoring, auto load reduction & shutdown triggering & engine fault alarm recording, this protection module is fully compatible with Wartsila UNIC engine control and vessel alarm monitoring automation platforms. Stable engine safety parameter monitoring, auto load reduction & shutdown triggering & engine fault alarm recording, mature Wartsila ESM-20 marine engine safety technology with easy spare parts replacement and convenient after-sales maintenance. Robust independent watchdog circuit, non-volatile fault event log & configurable protection threshold parameters, simplifies engine control rack layout and reduces installation workload for vessel Wartsila engine retrofitting and machinery safety system overhaul projects.

Technical Specifications Brand: WARTSILA Model: ESM-20 Engine Protection Module Part No: PAAF074369, Firmware Version: v1.12 Product Type: Marine Rack Mounted Engine Safety Protection Module Mounting: Standard cabinet rack mount Power Supply: 24V DC marine power Function: Engine safety signal acquisition, overspeed and machinery protection, pre-alarm, load reduction, emergency shutdown, fault logging and diagnosis Protection: Salt mist resistance, vibration resistance, wide operating temperature, EMC anti-interference, watchdog fault monitoring Application Field: Marine main engine, auxiliary diesel generator, offshore vessel, FPSO, Wartsila UNIC engine control safety system

Key Features Designed for engine safety parameter monitoring, auto load reduction & shutdown triggering & engine fault alarm recording, dedicated marine engine protection module for Wartsila diesel engine safety application. Adopts multi-channel analog and binary signal inputs, hardwired safety shutdown circuits, serial communication interface & on-board LED status indicators, rack installation simplifies layout and reduces wiring work. Equipped with independent watchdog circuit, non-volatile fault event log & configurable protection threshold parameters, rack mounting adapts limited engine control cabinet space. Modular structure allows separate module replacement without full vessel engine system shutdown, cutting downtime. Premium rugged marine electronic components resist salt mist and mechanical shock, stable performance under variable offshore site conditions and long-hour operation. Spare WARTSILA ESM-20 PAAF074369 v1.12 engine protection module for retrofitting and overhaul of Wartsila marine engine safety and automation systems.

Application Scope ‑ Marine engine safety protection unit: rack safety module performing engine safety parameter monitoring, auto load reduction & shutdown triggering & engine fault alarm recording, serves as independent safety layer to prevent catastrophic engine damage under abnormal operating conditions. ‑ Compact ECR rack installation: multi-channel analog and binary signal inputs, hardwired safety shutdown circuits, serial communication interface & on-board LED status indicators, plug-in rack design saves cabinet space and eases marine engine control rack layout. ‑ Low-maintenance continuous operation: independent watchdog circuit, non-volatile fault event log & configurable protection threshold parameters, module replacement without dismantling the whole engine safety assembly. ‑ Spare-part maintenance: replacement WARTSILA ESM-20 engine protection module PAAF074369 version v1.12 for overhaul and hardware renewal of Wartsila marine diesel engine safety control systems.

Package & Delivery Each WARTSILA ESM-20 Engine Protection Module PAAF074369 Version v1.12 is packed with anti-static wrapping and shockproof export carton for marine engine automation spare parts shipment. Complete delivery includes ESM-20 protection module main unit; installation manual and maintenance guide are provided for reference. Matching terminal blocks, signal cables and rack mounting accessories are available as optional spare parts.