Laptop computer charging trolleys safety alert from the HSE

If you have a laptop trolley in your school, you will be very interested in this alert from the HSE…

The risks found by the HSE were that when a 3-pin plug supplying the trolley was removed from the supply socket there was sufficient stored electric charge on the pins of the plug to give the user an electric shock. In addition some trolleys have been identified that have two supply cables contrary to good electrical engineering practice, inadequate plug and cable storage facilities and unsuitable earth terminations…

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