You can protect your home and family with a portable generator that can be directly connected to the electrical system in your home. However the generator needs to be properly sized for the load demanded. If the load is to great, voltage will drop and it may cause significant damage to motors and other vital internal equipment. To guard against this damage a transfer switch disconnects predetermined critical circuits from the power company.
This switch also prevents power from accidently feeding back into utility lines where it could injure utility workers servicing power lines. A transfer switch also protects your generator from serious damage if normal power is restored.
Safety ConsiderationsA portable generator proper installed can protect your home and make a prolong power outage less stressful. There are some important safety considerations. Portable Generator should never be operated inside the home or garage.