250 mcm
A 200 amp service panel with a 60 amp sub-panel.
250 MCM aluminum minimum
A 100 amp residential service requires a size #8 copper wire, it should be insulated in green.
On large service entrance services the neutral can be reduced. The amperage of the service and the voltage of the service and the insulation factor of the 500 MCM conductors need to be stated to answer this question correctly.
250 mcm
Please be more specific about 'service'.
50 amps
24".
50 amps
A 200 amp service panel with a 60 amp sub-panel.
The wire that is used for connecting the ground rod or plate to the electrical distribution is governed by the size of the electriclal distribution. In Canada a #6 bare copper is the minimum size for a 200 amp service.
Supported minimum size
250 MCM aluminum minimum
It depends on the replication plant. Most facilities require a 1000pc minimum and a few will take 500pc orders. It differs from service provider to service provider. Few keep it to as low as one, while others require a minimum quantity to offer the service at a better rate. You need to get in touch with concerned people to get an exact idea.
A #1 copper conductor with an insulation rating of 90 degrees C is rated at 145 amps.
A 100 amp residential service requires a size #8 copper wire, it should be insulated in green.