Which procedure should be followed when entering the traffic pattern after an electrical failure?

Entering the traffic pattern after experiencing an electrical failure requires maintaining a safe altitude to ensure adequate clearance over obstacles and to have enough altitude available for maneuvering. Flying at 1000 feet AGL (Above Ground Level) is a standard practice that provides a safe margin above typical obstacles and allows the pilot to successfully manage the aircraft without the benefit of powered instruments.

This altitude helps pilot safety by ensuring that they are above noisy and congested areas, while still offering sufficient visibility for visual references when approaching the airport. Additionally, this altitude allows the pilot to establish a stable approach and finalize the landing procedure without relying on electronic aids, which may not be functioning due to the electrical failure.

Other altitudes such as 1500 feet AGL, 200 feet AGL, and 300 feet AGL would not provide the same level of safety. Flying higher might unnecessarily prolong the approach and may not provide the same visuals for a proper landing, while lower altitudes could put the aircraft too close to ground obstacles, significantly increasing the risk during a critical phase of flight.