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Intro to CCG

4.0 Underground secondary Service

 

This is a secondary underground service fed from an existing transformer, new transformer, or pedestal installed on City of Edmonton property. Typical installations include homes and small to medium commercial applications.

Table 1C

​Commercial Service Limits Residential Service Limits

Ground-Mounted Transformer

120/240 V, 1 Ph, 3 W – 600 A
240 V, 3 Ph, 3 W – N/A
120/208 V, 3 Ph, 4 W – 3,000 A
277/480 V, 3 Ph, 4 W – 3,000 A
347/600 V, 3 Ph, 4 W – 2,400 A

Pole-Mounted Transformer

120/240 V, 1 Ph, 3 W – 600 A
240 V, 3 Ph, 3 W – by special permission only
120/208 V, 3 Ph, 4 W – 400 A
277/480 V, 3 Ph, 4 W – 150 A (Temporary service)
347/600 V, 3 Ph, 4 W – 150 A

120/240 V, 1 Ph, 3 W – 600 A

Services larger than 100 A by special permission only.

​​Customer's Responsibilities

  • Complete civil work on private property. This typically includes all trenching, ducting, pull boxes, and grounding.
  • Supply and install secondary cable.
  • Install Current Transformers and Potential Transformers.

Note: The customer owns and maintains all secondary works on private property.

​EDTI's Responsibilities

  • Complete all work on public property.
  • Terminate all secondary conductors at the transformer or pedestal.
  • Supply Current Transformers and Potential Transformers.
  • Supply and install revenue metering equipment.

Note: EDTI owns and maintains all revenue metering equipment.

Service Connection Point (Service Entry Point)

Property line.

​Point of Service Termination (Electrical Connection Point)

Transformer or pedestal.


Underground Secondary Service Guide

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5.0 Primary Metered service

 

This is an underground or overhead service above 750 volts phase to phase. Typical installations include very large commercial applications where the demand load will exceed 2,500 KVA to one building, an industrial lot with a single customer, or a commercial lot with a single customer.

Table 1D and 1E

​Commercial Service Limits Residential Service Limits

The service size allowed is governed by many factors. Please contact EDTI Customer Engineering Services.

Underground

​​Customer's Responsibilities

  • Complete civil work on private property. This typically includes all trenching, ducting, pull boxes, concrete bases for any padmount equipment, grounding, and guardrails.
  • Install Current Transformers and Potential Transformers.

NOTE: The customer owns and maintains all switching cubicle bases, ground grids, and primary ducts (everything on the load side of the point of service).

​EDTI's Responsibilities

  • Complete all work on public property.
  • Supply and install primary cable to the line side of the main switchgear.
  • Terminate our primary cable at the customer's switchgear.
  • Supply Currenty Transformers and Potential Transformers.
  • Supply and install revenue metering equipment.

NOTE: EDTI owns and maintains all primary cable on the line side of the point of service and revenue metering equipment.

Service Connection Point (Service Entry Point)

Property line.

​Point of Service Termination (Electrical Connection Point)

Switchgear.

Aerial

​​Customer's Responsibilities

  • Install all poles, anchors, and wire on the load side of the service connection point.

NOTE: The customer owns and maintains all poles, anchors, and wire on the load side of the service connection point.

​EDTI's Responsibilities

  • Install poles, anchors, and wire on the line side of the service connection point.
  • Supply and install Current Transformers and Potential Transformers.
  • Supply and install revenue metering equipment.

NOTE: EDTI owns and maintains all poles, anchors, Current Transformers, and Potential Transformers on the line side of the point of service.

Service Connection Point (Service Entry Point)

Second pole past the load side of the primary meter structure.

​Point of Service Termination (Electrical Connection Point)

First pole past the load side of the primary meter structure (GI pole).

6.0 Network Service

 

This is a 120/208 volt or 347/600 volt service located in the network area with the transformer connected to EDTI’s network system. The network area extends from 97 to 110 Street and from 97 to 104A Avenue in downtown Edmonton. Typical installations include medium to large commercial applications.

Table 1F

​Commercial Service Limits Residential Service Limits

120/240 V, 1 Ph, 3 W – N/A
240 V, 3 Ph, 3 W – N/A
120/208 V, 3 Ph 4 W – 3,000 A
120/208 V, 2 Ph, 3 W – 100 A
347/600 V, 3 Ph, 4 W – 1,600 A

Please contact EDTI for confirmation of the network voltage available in your area.

120/240 V, 1 Ph, 3 W – N/A
120/208 V, 2 Ph, 3 W – 100 A

Please contact EDTI for confirmation of the network voltage available in your area.

​​Customer's Responsibilities

  • Complete civil work on private property. This typically includes all trenching and ducts.
  • Install Current Transformers and Potential Transformers.

NOTE: The customer owns and maintains all secondary ducts on private property.

​EDTI's Responsibilities

  • Complete all work on public property.
  • Supply and install secondary conductors and make the final connection at the transformer or ring bus and the customer's switchgear.
  • Supply Current Transformers and Potential Transformers.
  • Supply and install revenue metering equipment.

NOTE: EDTI owns and maintains the secondary cable to the line side of the switchgear and revenue metering equipment.

Service Connection Point (Service Entry Point)

Property line.

​Point of Service Termination (Electrical Connection Point)

Switchgear.


Network Service Guide

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7.0 Unmetered Service

 

An unmetered service only available to the City of Edmonton and communication utility companies. Typical installations include streetlights, traffic signals, and small utility service.

Table 1G

​Commercial Service Limits Residential Service Limits
120/240 V, 1 Ph, 3 W – 100 A*

240 V, 3 Ph, 3 W – N/A
120/208 V, 3 Ph, 4 W – 100 A*
120/208 V, 2 Ph, 3 W – N/A
347/600 V, 3 Ph, 4 W – 100 A*

Not Available

* The actual demand load must be less than 60 amps.

​​Customer's Responsibilities

  • Complete trenching, ducting, and grounding.
  • Supply and install secondary cable up to the EDTI agreed-upon demarcation point.
  • For installations installed by EPCOR or one of its designated agents, please reference the Transportation Electrical Systems Asset Definition Agreement.

NOTE: The customer owns and maintains all secondary cable and duct on the load side of the agreed-upon demarcation point.

​EDTI's Responsibilities

  • Supply and install required transformers, poles, and other equipment on public property.

NOTE: EDTI owns and maintains all facilities on the line side of the agreedupon demarcation point.

Service Connection Point (Service Entry Point)

EDTI agreed-upon demarcation point

​Point of Service Termination (Electrical Connection Point)

EDTI agreed- upon demarcation point


Unmetered Service Guide

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