Engineering Service Requirements

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Specifications for Commercial Underground Current Transformer Metering Requirements for a Single Three-Phase Customer served from a New Underground Padmount Transformer
Three-Phase Current Transformer Metering Requirements from a new Padmount Transformer for a Single Customer – Drawing No. 15
Specifications for Commercial Underground Current Transformer Metering Requirements for a Three-Phase Customer served from a New Underground Padmount Transformer
Three-Phase Current Transformer Metering Requirements from a new Padmount Transformer for a Customer – Drawing No. 16
Specifications for Commercial Underground Current Transformer Metering Requirements for Three-Phase Customers served from an Existing Underground Padmount Transformer
Three-Phase Current Transformer Metering Requirements from an existing Padmount Transformer – Drawing No. 17
Specifications for Commercial Underground Current Transformer Metering Requirements for a Three-Phase Customer served from an Overhead Transformer Bank
Three-Phase Current Transformer Metering requirements from an Overhead Source – Drawing No. 18
Specifications for Commercial Overhead Current Transformer Metering Requirements
Three-Phase Overhead Current Transformer Metering Requirements – Drawing No. 19

Specifications for Commercial Underground CT Metering Requirements for a Single-Phase Customer
Single-Phase CT Metering Requirements from an Existing Padmount Transformer – Drawing No. 9
Single-Phase CT Metering Requirements from a New Padmount Transformer – Drawing No. 10
Single-Phase CT Metering Requirements from an Overhead Source – Drawing No. 11
Specifications for Commercial Overhead CT Metering Requirements for a Single-Phase Customer
Single-Phase Overhead CT Metering Requirements – Drawing No. 12

Specifications for Commercial Underground Secondary Requirements for Three-Phase Customers
Three-Phase Underground Service Requirements from a New Padmount Transformer – Drawing No. 20
Three-Phase Underground Service Requirements from an Existing Padmount Transformer – Drawing No. 21
Three-Phase Underground Service Requirements from an Overhead Source – Drawing No. 22
Specifications for Commercial Overhead Service Requirements
Three-Phase Overhead Service Requirements – Drawing No. 23

Specifications for Commercial Underground Secondary Requirements
Single-Phase Underground Service Requirements From an Existing Padmount Transformer – Drawing No. 2
Single-Phase Underground Service Requirements from a New Pandmount Transformer – Drawing No. 3
Single-Phase Underground Service Requirements from an Overhead Source – Drawing No. 4

Specifications for Commercial Metering Requirements for Three-Phase Customers within Multiple Occupancy Building Served from a New Underground Padmount Transformer
Sample Configuration of Customers within a Multiple Occupancy Building Served from 3-Phase Padmount Transformer – Drawing No. 24
Specifications for Commercial Metering Requirements for Single-Phase Customers within Multiple Occupancy Building Served from a New Underground Padmount Transformer
Sample Configuration of Customers within a Multiple Occupancy Building Served from 1-Phase Padmount Transformer – Drawing No. 25