Repair and maintenance services of electrical machinery, apparatus and associated equipment

Tender description

Iarnród Éireann (IÉ) has an operational fleet of trains comprising locomotives, Electrical Multiple Units (EMU) and Diesel Multiple Units (DMU) and Intercity push pull trainsets equipped with a variety of electrically powered equipment grouped under the title Electrically Rotating Machines or “ERM”. IÉ has a requirement to undertake planned overhaul work and casualty repair on the ERM. Overhaul and repair is typically required, but not limited to, the following equipment: — Compressor, — Motor for Cooling Fan, — Fuel Lift Pump Motor, — Fan for Radiator, — AC Aux Exciter Alternators (Aux-Gen), — Fleet locations include: Dublin, Portlaoise, Limerick and Drogheda, — Delivery and collection of the items will be the responsibility of the vendors. Iarnród Éireann (IÉ) has an operational fleet of trains comprising locomotives, Electrical Multiple Units (EMU) and Diesel Multiple Units (DMU) and Intercity push pull trainsets equipped with a variety of electrically powered equipment grouped under the title Electrically Rotating Machines or “ERM”. IÉ has a requirement to undertake planned overhaul work and casualty repair on the ERM. Overhaul and repair is typically required, but not limited to, the following equipment: — Compressor: DART trains and Class 29000 DMU’s are fitted with electrically powered compressors to provide compressed air for braking systems, doors etc, — Motor for Cooling Fan: The cooling fans on Locomotives and generator cars are three phase AC machines driving extraction and cooling fans, — Fuel Lift Pump Motor: Class 201 and Class 071 Locomotives are fitted with electrical pumps for transferring from fuel tanks to engine, — Fan for Radiator: Class 2600 and 2800 DMU’s are fitted with 3 phase AC fans for drawing cooling air through a set of radiators, — AC Aux Exciter Alternators (Aux-Gen): These are fitted to Class 071 and locomotive fleets the purpose of which to supply power to field coil in the main gen, — Fleet locations include: Dublin, Portlaoise, Limerick and Drogheda, — The Delivery and collection of the items for overhaul will be the responsibility of the vendor.