Old ABB DPU relay - 50 pickup set to 'F'
Old ABB DPU relay - 50 pickup set to 'F'
(OP)
What does 'F' mean. I have a settings sheet for a DPU ABB relay. The 50P setting is shown to be 'F'. Does that mean it's OFF.
When was the last time you drove down the highway without seeing a commercial truck hauling goods?
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Old ABB DPU relay - 50 pickup set to 'F'
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RE: Old ABB DPU relay - 50 pickup set to 'F'
RE: Old ABB DPU relay - 50 pickup set to 'F'
RE: Old ABB DPU relay - 50 pickup set to 'F'
Pickup - in multiples of 51P setting
Curve - Standard=Instantaneous, Inverse Instantaneous with a time dial, etc, etc. See table 2, page 10.
See page 10
http://www.electricalmanuals.net/files/RELAYS/ABB/...
Maybe the F is really an I for Instantaneous? No idea.
RE: Old ABB DPU relay - 50 pickup set to 'F'
Function 50 and 50P
thread238-268196: Function 50 and 50P
Bill
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Jimmy Carter
RE: Old ABB DPU relay - 50 pickup set to 'F'