Delivery of a Nord Stream 1 gas turbine to Germany from Canada after maintenance was not in line with the contract, Gazprom’s (GAZP.MM) senior manager said on Friday, stepping up criticism of manufacturer Siemens Energy (ENR1n.DE) . The comments signalled a deepening of a row in which Russia has cited turbine problems as its reason for cutting gas supply via Nord Stream 1 – its main gas link to Europe – to just 20% of capacity from Wednesday. Vitaly Markelov, Gazprom’s deputy chief executive, also said Russia had complained repeatedly to Siemens Energy about problems with other turbines. “We have repeatedly applied to the Russian representative office of Siemens about this, sent 10 letters. Siemens fixed no more than a quarter of […]