The standard covers the frequency range of 9 kHz to 30 MHz.

If you are searching for "IEC 60437 PDF" to set up a test in your lab, here is the procedural backbone of the standard:

Without adherence to IEC 60437, a manufacturer cannot certify that their insulators are "radio silent," which is a mandatory requirement for utilities in most developed nations.

For a freelance engineer or a student, $280 seems steep. However, for a utility project manager or a manufacturer shipping 10,000 insulators, the cost is negligible compared to a field recall.

: It now explicitly covers composite station posts and composite hollow core station post insulators. Updated Sample Testing