If required the cost for an electric panel upgrade is small when compared to the benefits.
Service panel upgrade for solar.
While you are having work done on your house you might find that this may be a convenient time to upgrade your electric panel.
For john s project a 7600w string inverter is being proposed by the installation company a good choice and the spec sheet shows 40 amps of back feed protection is required by the main service panel in order for this inverter to be connected.
Now john looks at the sticker on the inside door of his main service panel box which says 200a.
Reasons to consider upgrading your main service panel include.
The inverter the thing that makes the unusable dc current your solar panels produce into usable ac current for your home appliances is like an appliance itself.
Electric panel upgrades may be required if considering a solar panel upgrade to some of the higher efficiency solar panel products.
The national electrical code nec requires that the solar breaker and main service breaker not exceed 120 of the electrical busbar.
Solar interconnection service upgrade electrical panel service may be required when a large solar photovoltaic system is interconnected.
Take very close up pictures of the label s inside the cover of the main panel.
Then remove the inside cover known as a dead front and take pictures of the wiring interior to.
To meet local electrical code for example maintaining a minimum distance from a gas line trench work may be required.
This is due to the increased amperage of your solar energy system in comparison to traditional electricity.