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What minimum size-grounding conductor is required if the circuit protection ahead is rated at 500 amps instantaneous?
For a circuit protection device rated at 500 amps, the minimum size of the grounding conductor is typically determined by the National Electrical Code (NEC) tables. According to NEC Table 250.122, for a circuit with overcurrent protection of 500 amps, the minimum grounding conductor size required is 3/0 AWG copper or 250 kcmil aluminum. Always ensure to check local codes and regulations, as they may have additional requirements.
What is a feeder circuit?
Definition from the National Electrical Code Article 100:Feeder. All circuit conductors between the service equipment, the source of a separately derived system, or other power supply and the final branch-circuit overcurrent device.Branch Circuit. The circuit conductors between the final overcurrent device protecting the circuit and the outlet(s).
Is it NEC code to have a water fountain on a GFCI protection?
Yes. NEC 2005 440.21
In which type of wiring is 14 awg the smallest permitted?
Several answers are possible here (this sounds like a test question, by the way). NEC 210.19(A)(4) says that branch circuits that are not for cooking appliances specified in 210.19, or specific-purpose loads specified in 210.2 shall not be smaller than #14 copper (#12 aluminum). 310.5 says that all wiring 0-2000 volts shall be minimum #14 unless otherwise permitted elsewhere in the code. There are perhaps other references too, these are two that come to mind.
Can you put a bathroom in a room that has the electrical panel in it?
absolutely not... Besides the fact that "absolutely not" is the common sense answer, the NEC strictly forbids electrical panels from being in bathrooms. There are very few other restrictions, including the fact that there is no restriction on how close to water a panel can be. But the restriction on panels in bathrooms stands tall.
What is the code-specified maximum thickness for ceiling drywall?
The code-specified maximum thickness for ceiling drywall is typically 5/8 inch.
Need to find protection class code?
What is protection class code for Sparta, NJ
What is the expiration date code for the keyword "code" in this system?
The expiration date code for the keyword "code" in this system is not specified.
What does it mean in medical code NOS?
not otherwise specified
What is the ICD-9 code for a labial lesion?
If specified, 624.8; if not specified, 624.9. Kate, CPC, CCS-P
What is the protection class code for Marlin Texas?
The homeowners protection class code for Marlin Texas is "6"
How to find the smallest number in c code?
smallest = min (one_number, another_number); ...or... smallest = one_number < another_number ? one_number : another_number;
What does NOS mean in ICD-9 code?
not otherwise specified
What is the airport code for Port Protection Seaplane Base?
The airport code for Port Protection Seaplane Base is PPV.
The code standadard for this type of protection?
CONDOM! always use protection
What is the fire protection class code for joliet Illinois?
what is the protection fire class for joliet illinois zip code 60435
What does medical code 80299 stand for?
Quantitation of drug, not elsewhere specified
