加拿大大多伦多地区的运输管理机构Metrolinx于2012年8月14日与MotivePower公司签订了价值4500万美元的合同,由后者对GoTransit市郊运输运营公司用于牵引双层车厢的客运内燃机车进行改造。根据合同,将对MotivePower公司在21世纪初期制造的MP40PH-3系列MPXpress型内燃机车(图1)57台中的11台进行改造。改造前的机车装用了EMD公司3000 kW的710GB型16缸柴油 Metrolinx, a transportation management unit in Greater Toronto, Canada, signed a $ 45 million contract with MotivePower on August 14, 2012 to rebuild the passenger diesel locomotive used by GoTransit Suburban Transportation Operations to tow double-decker cars. Under the contract, 11 of the 57 units of MotivePower MP40PH-3 MPXpress diesel locomotives manufactured in the early 2000s (Figure 1) will be retrofitted. Before the transformation of the locomotive equipped with EMD’s 3000 kW of 710GB 16-cylinder diesel