LEM CT current transducer Swiss CT LF1005-s LEM current transducer LF1005-s/sp16 LEM current transducer LF1005-s/sp36 LEM current transducer LT1005-S LEM LEM current transducer LF505-s LEM current transducer LF505-s/sp13 LEM current transducer LF305-s/sp6 LEM current transducer LF305-S/sp10 LEM current transducer LF305-s/sp11 LEM current transducer LA205 LEM current transducer LA305 LEM current transducer LA505 LEM current transducer CSNS300M-001 honeywell current transducer CSNS300M-005 Honeywell current transducer ES300C ABB current transducer LAH100-P LEM current transducer LAH200-P LEM current transducer