KYORITSU 6010A User Manual
Page 2
1．Safe Testing................................................................................... 1
2．Features.......................................................................................... 3
3．Specification................................................................................... 6
4．Continuity (resistance) tests........................................................... 9
4．
1
Instrument layout................................................................... 9
4．
2
Resistance of test leads ........................................................ 9
4．
3
Continuity testing .................................................................10
5．Insulation Tests.............................................................................. 11
5．
1
The nature of insulation resistance.......................................11
5．
1．
2 Capacitive current.................................................................11
5．
1．
3 Conduction current............................................................... 12
5．
1．
4 Surface leakage current....................................................... 12
5．
1．
5 Total leakage current............................................................ 13
5．
2
Damage to voltage-sensitive equipment.............................. 13
5．
3
Preparation for measurement.............................................. 14
5．
4
Insulation resistance measurement..................................... 14
6． Loop Impedance Tests................................................................. 17
6．
1
Voltage measurement.......................................................... 17
6．
2
What is earth fault loop impedance?.................................... 17
6．
3
Automatic over-temperature cut-out.....................................17
6．
4
The loop impedance test...................................................... 17
6．
5
Loop impedance at 3 phase equipment............................... 19
7．RCD Tests..................................................................................... 21
7．
1
Purpose of RCD Test........................................................... 21
7．
2
What does the RCD test really do？.................................... 21
7．
3
RCD testing.......................................................................... 21
7．
4
Testing RCDs used to provide supplementary protection.... 22
7．
5
Testing time delayed RCDs.................................................. 22
8．General..........................................................................................23
9．Battery replacement...................................................................... 24
10．Fuse replacement......................................................................... 24
11．Servicing........................................................................................25
12．Case, strap and shoulder pad assembly....................................... 26
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