Progression - Hot water PPT1

What type of system uses a double-feed hot water storage cylinder?

• Direct system

• Indirect system

• Closed system

• Open system

What year did the water regulations come into act

• 1989

• 1999

• 2000

• 2019

What is the main difference between indirect and direct hot water storage cylinders?

• Indirect cylinders are smaller

• Indirect cylinders contain heat exchangers

• Direct cylinders are more efficient

• Direct cylinders are self-venting

What is the purpose of the heat exchangers in the storage cylinders?

• To cool the water

• To heat the secondary water

• To store the water

• To filter the water

What is a very common system of heating water mentioned in the document?

• Single-feed direct hot water system

• Double-feed indirect hot water storage system

• Solar water heating system

• Electric water heater

How does the double-feed indirect hot water storage system heat the water?

• Directly by electric heating

• Indirectly by passing heating water through a copper coil

• By solar panels

• By burning gas directly in the water

At what temperature do the primary circuit pipes carry heating water?

• 60°C

• 70°C

• 82°C

• 90°C

What Building regulation refers to Hot water

• Part A

• Part L

• Part P

• Part G

What temperature range is hot water stored at after exchange?

• 50°C–55°C

• 60°C–65°C

• 70°C–75°C

• 80°C–85°C

What is the maximum temperature the Building Regulations allow for hot water systems to prevent overheating?

• 100°C

• 90°C

• 80°C

• 70°C