Red Seal quiz 2

How many lighting arrestors does a 3 phase delta bank require?

• 1

• 3

• 4

• 6

Customer complains of flickering lights what does this indicate

• Neutral connection

• Secondary connections

• Meter problems

• Transformer short

Steps to make underground connections

• Apply phase tape make terminations

• Terminate apply phase tape

• Score conductor apply phase tape, terminate

• Wire brush, apply inhibitor, terminate

What class rubber gloves if working on 4.16 phase to ground

What must you use when opening a switch which is under load?

• Load bust tool

• switch stabilizer

• switch bust tool

• load stabilizer

How do you install 2 street lights on separate poles using only one photocell?

• duplex with no relay

• duplex with relay

• duplex with two relays

• triplex with relay

Where do you check for proper street light voltage?

• at the ballast

• at the switch

• at the bulb

• at the grounding point

What do you need to make sure of when replacing a streetlight bulb?

• new bulb has same voltage rating

• new bulb has same manufacturer

• new bulb has same colour shading

• new bulb has same current capacity

If a streetlight is flickering, what does it mean?

• bulb is at end of life

• bad connection

• squirrel inside the streetlight

• bulb is overheating

What type of lights are traffic light systems?

• incandescent

• fluorescent

• transparent

• shaded