ABB motors has achieved stator and rotor component certification for its high voltage modular and cast iron induction motors up to 7,000 kW and rotor component certification for its low voltage cast iron motors. The certification proves that its non-sparking (Ex nA) and increased safety (Ex e) motors meet the latest and toughest IEC and EN standards according to IEC 60079- 15:2005 and EN 60079-15:2005 for Ex nA and IEC 60079-7:2006 and EN 60079-7:2007 for Ex e.
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Study finds adverse impact of bio materials on earthworms
Try to solve one problem and several more occur! Whatever we do harms something somewhere.