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S01 633 eCitaro Part 1 Flashcards | StudBud
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S01 633 eCitaro Part 1
S01 633 eCitaro Part 1
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Questions
15
Answers
1
How can you correctly determinate the absence of voltage on HV system?
Check if the vehicle is inoperative
Whit a test lamp
Two pin voltage tester
Multimeter
2
What does the symbol mean?
Check activation authorisation
Turn off ignition before working on the engine
HV has been disconnected
Disconnect the master switch
3
Which colour are the HV lines?
Grey
Orange
Red
Blue
4
What devices are shown?
24v to 48V invertors
48V to 24V convertor
12V to 24V invertor
24V to 12V convertor
5
The tools listed below are insulated to 1000V with VDE GS certificate, this will be sufficient?
False
True
6
Which type of safety protection concept below must apply for HV working gloves?
Class 0
Class 00
CAT III
Insulated 1000V
7
This component is affected under the ECE R 100 regulation umbrella?
True
False
8
If damage to a HV cable is discovered, what must be taken?
Nothing, since nothing can happen
Wrap lots of insulation tape around it
Replace the complete line
Temporally repair the damaged line
9
Which test is used to measure the equipotential bonding lines ( Daimler Buses )?
0.2 amps as per ECE R 100
25 amps alternative current
25 amps direct current
1000 V
10
Who is permitted to switch back on the HV circuit on Citaro compact Hybrid?
Only the HV Chief Specialist vEFK
Technicians trained to level HV KFZ
Anyone who ask been requested by the HV Specialist
Anyone who has attended the HV Compact Hybrid S01 523
11
What does the sign mean?
No touching
No talking
No entry
No latex gloves
12
What does this sign mean?
High voltage
Risk of arcing
Risk of electrocution
No welding
13
Which regulation applies for standardized maximum voltage contact within the automotive industry?
DIN VDE
ECE R 110
ECR R 107
ECE R 100
14
When must an insulation measurement test for high voltage system have to be performed?
After replacement of a HV component, service or reinstatement.
After washing the vehicle.
After safe a shutdown.
After the AC compressor has been checked.
15
The eCitaro is fitted with a HV interlock monitoring system between control units?
False
True
