VEF 21, VEF41 and VEF 51 are Variable Earth Leakage Protection Relays available for urgent delivery from our Online store with choice of operating voltages 24V or 240V AC/DC plus time delay and EF adjustment – they include integral test and reset buttons. Also available are matching core balance transformers.
Other Earth Leakage Relays are available at out FDB Electrical site – for details see here – also please contact us for order information.
