range ac rms voltage ( v ) dc voltage (v) defining risk high voltage > > electrical arcing low voltage to to electrical shock extra-low voltage < < low risk international standard iec : defines a set of standard voltages for use in low voltage and high voltage ac electricity supply systems. contents...
switchgear operations course (offshore) high voltage training course (mgmt level-mca) (stcw) high voltage training course (mgmt level-mpa) (stcw) high voltage training course (operation level-mpa) (stcw) re-test for compex refresher course (ex r-ex r) hazardous areas compex foundation plus course (exf...