2nd Harmonic Test SVERKER 900

The 2nd Harmonic test can be verified in two ways, operate to non operate or non operate to operate, find out more https://bit.ly/2UAcHW0 Website: http://www.megger.com/ Subscribe: https://goo.gl/QpaUNy T: +44 (0) 1304 502 101 E: uksales@megger.com