Transformers Week 1 ELP

A transformer has a source side known as the

• Secondary Side

• Primary Side

• Load Side

• West Side

The primary source feed to a padmount is

• Underground Tunnels

• Underground Primary

• Underground Triplex

• Overhead Conductors

x1,x2,x3 or x3,x2,x1 are based upon the

• polarity

• resistance

• KVA

• primary voltage

The primary bushings are designated H1A and H1B.

• True
• False

What are the 2 configurations of transformer cores?

• Shell

• Wound

• Square

• Round

A CSP transformer has all of the following except

• A circuit breaker reset handle

• A current limiting fuse

• A circuit breaker

• An external fused device

Three 50KVA transformer banked together has a KVA rating of 100 KVA.

• True
• False

A conventional transformer needs a _______ to protect it from fault current.

• cut out

• secondary breaker

• internal fuse

• overload indicator light

The core concentrates the magnet flux lines, which substantially improves its _______.

• conductivity

• productivity

• efficiency

• reliability

Changing the number of turns in the coils will affect the amount of ______ voltage.

• induced

• primary

• resistive

• apparent