Poletop Transformer Replacement - Watch Instant Video

Training Sessions

Removal
Installation
Phasing and Tying: Removal
Phasing and Tying: Installation
Three-Phase Banks: Removal
Three-Phase Banks: Installation
Training Sessions

Removal – 13 minutes
Describes how to: select, inspect, and properly use appropriate safety equipment, de-energize and disconnect a single-phase poletop distribution transformer when service is to be interrupted, dismount and remove a single-phase poletop distribution transformer, use blocks and a truck-mounted winch.

Installation – 12 minutes
Explains how to: use blocks and a truck-mounted winch, install a single-phase poletop distribution transformer with direct pole mounts, connect a single-phase poletop distribution transformer with the secondary bus de-energized, energize a newly installed poletop transformer, test a newly installed poletop transformer.

Phasing and Tying: Removal – 7 minutes
Shows how to: temporarily tie in a secondary distribution bus with a nearby poletop transformer to maintain customer service during transformer replacement, safely de-energize and disconnect a completely self-protected poletop distribution transformer when customer service is not to be interrupted.

Phasing and Tying: Installation – 10 minutes
Explains how to: use a boom crane to rig, lift, dismount, and mount a single-phase poletop transformer; connect and phase-in a poletop distribution transformer to an energized three-wire single-phase secondary bus.

Three-Phase Banks: Removal – 8 minutes
Shows how to safely de-energize and disconnect one transformer in a three-phase bank without interrupting customer service. How to remove a cluster-mounted poletop transformer.

Three-Phase Banks: Installation – 9 minutes
Demonstrates how to install a single-phase poletop distribution transformer in a cluster-mount application. Shows how to safely connect, energize, and test a transformer in a three-phase bank while the secondary bus is energized.

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