How is the main electrical panel described if it is improperly bonded?

The main electrical panel is described as improperly bonded when the bonding of the electrical system does not conform to established codes and standards. Bonding is crucial for safety, as it connects different components of the electrical system to a common ground. This helps prevent dangerous voltage differences that could pose risks of electrical shock or fire.

When the panel is improperly bonded, it may fail to adequately mitigate electrical faults, meaning that stray currents might not be effectively directed to ground. This condition increases the likelihood of electrical hazards, making the system unsafe. Therefore, acknowledging the panel as improperly bonded emphasizes the need for inspection, correction, and compliance with safety regulations to ensure both the safety of the occupants and the integrity of the electrical system.

The other options suggest conditions that imply a safe or compliant status, which would not be accurate when the bonding is indeed improper. It is essential to recognize the importance of proper bonding to maintain a safe electrical installation.