All these protections against overheating, among other things, are more applicable to DNAT. Properly installed boards, almost no heat, the boards themselves are fire safe, since the diodes are mounted on textolite. The driver can be placed in an additional iron box, there and the rest of the electronics, the box is grounded, and the ventilation is organized separately from the box, put the sensor on overheating and a fuse from the jumper.
500 rubles on a thermorelay + a jumper from something copper, selected according to the current you need.
I didn't, I don't have a plantation, I only have two boards and one driver.
Alarm if the powered box cable warms - change the section. Well, only the fuckers mount something on wires below 10 amps. Such snot, with a short circuit, can also quickly ignite and the cause of the fire will not be a lamp that closed, but a thin wire that caught fire from the circuit.
You need to talk to yourself about this type of model. I know when the server arrives, I'm gonna need to wire to another room. 380 I will divide from the tiles, having already turned on the electric appliances (you can make sure by the heated wall that you should stop plugging into sockets).
Do not exceed 2/3 of the maximum power of the cable, in order to avoid the dick knows what