Would tin-plated lugs connected to silver plated busbar cause problems? I need to connect 500MCM copper wires to the bus with crimping lugs (UL Listed 540H). The copper busbars are silver plated.
Your inputs are appreciated.
Is there an electrical engineering calculation why the code does not allow more than 1.8m or 6 ft of flexible conduit in installations such as taps for lighting fixtures or motor terminations?
Our client reported that they are experiencing an unpredictable and irregular voltage dip with their power supply. They have their own power plant using diesel engine generators. On a particular single-unit operation, they reported that the dip occurs once a month, after two months and twice a...
I am looking for some standards and/or publications regarding the recommended minimum load (%) of generators (diesel engine-driven) with respect to their rated output - particularly on prime duty generators. I appreciate the help. Thanks.
Hello. Can anybody help me regarding the mounting height requirement of EXIT lights as per NFPA?
I am currently engaged in an on-going construction of a laboratory building and most of the exit lights are located in corridors with three (3) meters ceiling height measured from the finished floor...
Can anyone help me on this one: How to coordinate the CB protecting a low-voltage dry-type transformer serving motors.
The overview of the system is this: 2 grids of MV utility = 34.5kV each; 2 nos. of unit substation transformers feeding each end of a double-ended LV switchgear = 3000kVA...
