Electrical Service Relocation and Upgrade with Transformer Trenching and Panel Installation

11340 E PROSPECT LN, TUCSON, AZ, 85749
HVAC

This project involves relocating and upgrading the main electrical service to 400 amps, including trenching approximately 80 feet to the transformer and installing conduit. The existing 200-amp exterior service panel will be removed and replaced with a new 200-amp interior load center at the same location. Feeder wiring will be routed through the attic from the 400-amp panel to the new load center. Proper grounding and bonding will be installed at the upgraded service to ensure compliance and safety.

Project details

Relocate the main electrical service and upgrade the capacity to 400 amps. Excavate an approximately 80-foot trench to the transformer and install conduit for electrical wiring. Remove the existing 200-amp exterior service panel. Install a new 200-amp interior main breaker load center in the same location as the previous 200-amp panel. Run feeder wiring in conduit from the 200-amp feeder breaker located in the new 400-amp panel, routing it through the attic to the newly installed interior load center. Ensure proper grounding and bonding are added at the 400-amp service to meet electrical code requirements and ensure system safety.

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