no, if say the upstairs one is running and someone attempts to turn the ground floor one on, this device will not allow that until the upstairs one has been turned off.
Newconnection - slightly off topic, but these can be useful for 2 showers on a single phase supply :
http://www.meteorelectrical.com/garo-priority-shower-board-choose-priority.html
indeed. these provide a fair bit of space: http://www.amazon.co.uk/Time-Guard-Weathersafe-Multi-Connector-multi-connector/dp/B00DBBLKKE/ref=sr_1_4?s=diy&ie=UTF8&qid=1444404130&sr=1-4&keywords=timeguard+weathersafe
dpm - FYI the main purpose of an FCU is to be able to "fuse down". i.e you have an extractor fan supplied via a 16 amp radial circuit and the manufacturer states it must be protected by a 3amp fuse. you would connect the 2.5mm cable to the FCU and the cable for the extractor to the load side...
Ban-all-sheds,
Just out of curiosity Pal, in the first image of the Wylex x 7 RCBO board - how come the all the neutrals are extended in blocks?
Thanks
Buba
Sure, but from the photo it appears that most corded appliances could be plugged in, albeit with the flex on a tight radius, and some devices (the pre-made things with adapters, transformers etc may not fit at all).