This International Standard defines terms and specifies the classification, performance requirements, test
methods, designation and commercial specifications of external vibrators for concrete (hereinafter referred to
as “vibrators”). It is applicable only to those power-driven external vibrators used for compacting concrete mix
by vibration from the outside.
NOTE The use of external vibrators consists in their attachment to forms, vibration stands, vibration tables, surface
vibrators and vibrating beams in order to compact the concrete mix.