Moulded case circuit breakers (MCCBs) are used by the hundreds in nuclear installations, where they play a key role in protecting vital equipment. However, because of the limitations associated with traditional techniques, MCCBs...

We’re all quite used to seeing test instruments and other products that carry the CE mark – more correctly referred to as the CE Marking – but what exactly does it mean?

When properly carried out, high-voltage insulation testing can provide invaluable information about the condition of electrical equipment. However, testing insulation at 5 kV involves a few extra considerations compared with testing at lower voltages.