MJCronin,
Yes we are busy looking at the refurbishment/upgrade of some boilers which have "hard-wired" elctrical/physical protection systems on them. On receipt of some tenderers we were surprised that some companies ignored this in favour of ordinary dp transmitters (and only one per boiler for...
What are the requirements for boiler protection particularly with respect to
(1)Boiler level control and
(2)Boiler pressure control
(3)redundancy systems