Unit 114: (N0.1)Power Tool Power supplies

What voltage power supply do we use on site?

• 110V

• 120V

• 10V

• 230V

What colour is a 230v plug?

• Yellow

• Red

• Blue

• White

What colour is a 110v plug?

• White

• Black

• Yellow

• Blue

What does the AH stand for on a battery?

• Amp hour

• Any Hour

• Amp Hub

• All hours

What is PUWER

• The power of a battery

• A make of power tools

• "Power" spelt in correctly

• The regulations that cover the use of power tools and equipment used in industry

Why do we use 110v on site

• To avoid death by electric shock

• To reduce energy costs

• Because its cheaper

• because yellow is a Hi- visibilty colour

What should we do each time before we use any power tool? (2 answers)

• Nothing needs doing prior to use if its working

• Ask where it is kept

• Check that it has been PAT tested

• Inspect it for any faults or damage

What is the piece of equipment shown in the image?

• Battery charger

• Site Radio

• Generator

• Transformer

What is shown in this image?

• 230v Transformer

• 110v transformer

• Generator

• 12v battery

What are the 2 main safety concerns with 110v cables?

• Trip hazards

• Cables can get stolen

• Cables not long enough

• Damaged cables