Electricity Supply in the United Kingdom LO1.2

What is the range for low voltage electricity supply in the United Kingdom?

• 50V AC to 1000V AC

• 100V AC to 500V AC

• 10V AC to 100V AC

• 500V AC to 2000V AC

What voltage is typically used for domestic and light commercial purposes in the UK?

• 230V AC single phase

• 400V AC three phase

• 100V AC single phase

• 500V AC three phase

For industrial purposes, what type of supply may be used in the UK?

• 400V AC three phase

• 230V AC single phase

• 100V AC single phase

• 500V AC single phase

What is the maximum voltage for extra low voltage electricity supply in the United Kingdom?

• 100V AC

• 75V AC

• 50V AC

• 25V AC

Which of the following is a common application of extra low voltage electrical supply?

• High voltage power lines

• Low voltage lighting

• Industrial machinery

• Nuclear reactors

What does BMES stand for in the context of extra low voltage applications?

• Building Management and Energy Systems

• Basic Mechanical Engineering Systems

• Building Environmental Management Systems

• Business Management and Economic Systems

Which technology is mentioned as being used for heating system control and security systems?

• Wi-Fi

• Bluetooth

• Infrared

• Satellite

Which of the following is a type of low voltage system?

• Lighting circuits

• High voltage transformers

• Solar panels

• Wind turbines

What is another type of low voltage system besides lighting circuits?

• High voltage lines

• Ring final circuits

• Nuclear reactors

• Hydroelectric dams

Which of the following is not listed as a low voltage system?

• Spur outlets

• Ring final circuits

• Lighting circuits

• Power plants