At what size do emergency / service generators require pre-lube pumps
At what size do emergency / service generators require pre-lube pumps
(OP)
Hi,
I would like to know what is the threshold value at which the service and emergency generators typically have a pre-lube pumps.
By the way, I am typically involved with land-based units under 60 kW. We do not have such pre-lube pumps.
Thank you
I would like to know what is the threshold value at which the service and emergency generators typically have a pre-lube pumps.
By the way, I am typically involved with land-based units under 60 kW. We do not have such pre-lube pumps.
Thank you





RE: At what size do emergency / service generators require pre-lube pumps
RE: At what size do emergency / service generators require pre-lube pumps
RE: At what size do emergency / service generators require pre-lube pumps
Most of the yacht generators with which I have dealt, Diesels between 40 and 250 kWE, don't have prelube pumps.
All of the oil rig generators with which I have dealt, mostly natural gas engines 40kWE and above, do have prelube pumps, and oil heaters, which are run on a regular basis to keep the crank and oil warm.
Mike Halloran
Pembroke Pines, FL, USA
RE: At what size do emergency / service generators require pre-lube pumps
RE: At what size do emergency / service generators require pre-lube pumps
I don't think I have seen anything above 500kW without
RE: At what size do emergency / service generators require pre-lube pumps
I have worked on a lot of shore based sets, both standby and prime power. Size range up to about 1.2 megaWatts. I haven't seen a pre-lube system. I see some crank-case heaters and most turbos have a cool-down stopping sequence.
Bill
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"Why not the best?"
Jimmy Carter
RE: At what size do emergency / service generators require pre-lube pumps
the "damage" done on each start depends upon time required to pressure the lube manifold (viscosity,lenght suction pipe,wear lube pump,...)
RE: At what size do emergency / service generators require pre-lube pumps
"..the more, the merrier" Genghis Khan