Slide 1

ERL Maintenance Support Sdn Bhd Environmental Achievements

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REDUCE REDUCE REUSE REUSE RECYCLE RECYCLE E-MAS continues its 3R Philosphy as part of its commitment to environmental protection.

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Modified existing installations to reduce building facilities power supply consumption Reduced operation time for lighting and air- conditioning system; timer-controlled Switched to energy saving lighting Building Energy Saving Programme

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Lower building energy consumption RM800,000 less electricity used per year

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Building Energy Saving Programme Main Workshop

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Trains are switched off during stabling As much driving as possible in coasting mode Brake early, with not more that 40% braking force Use the electrical regenerative brake Traction effort not more than 80% Train Operations Energy Saving

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Lower energy cost per trip 5.3% reduction RM487,000 less electricity used per year

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Note : kWh increased after introduction of speed restrictions & additional train trips

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Introduced environmental friendly train washing system 70-90% less chemicals, water & electricity used Looking into rain water collection from building roofs Train Washing Plant

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Comparison between Krcher & Britannia Train Washing System Train Washing System

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Replacement of wheel from 200,000 kilometres to 2 million kilometres Purchase of new wheels reduced from 480 wheels to 50 per year Wheel Life Extension

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Extending wheel life Savings of 120 tonnes of steel per year

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Replacement of dampers from 1 million kilometres to 1.4 million kilometres, resulting in annual saving of RM80,000 Replacement of primary suspension from 600,000 kilometres to 1.4 million kilometres, giving annual saving of RM560,000 Dampers & Primary Suspension Life Extension

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Overhaul exercise from 1.5 million kilometres to 3.0 million kilometres, resulting in saving of RM1.3 million per overhaul Gearbox Life Extension