Fault finding techniques

• Document No.

• Audit Title

• Client / Site

• Conducted on

  Date

• Prepared by

• Location
  Address

• Personnel

Pre Start

• Take 5 completed

  Yes

  No

  N/A

• CSE

  Yes

  No

  N/A

Fault 1

• Condition on pair

  Select A/E B/E A /Batt B/Batt Loop Dis Split Pair Noisy

  • A/E
  • B/E
  • A /Batt
  • B/Batt
  • Loop
  • Dis
  • Split Pair
  • Noisy

• Test instruments used

  Select Faultmans test set Ames dynatel Exfo Meggar DSP dynatel Tone source Butt A Frame " Cable Locator"

  • Faultmans test set
  • Ames dynatel
  • Exfo
  • Meggar
  • DSP dynatel
  • Tone source
  • Butt
  • A Frame " Cable Locator"

• Correct instruments used

  Yes

  No

  N/A

• First test point & why

• Subsequent test points & why

Fault location

• First test carried out

  Yes

  No

  N/A

• Method used to take readings

  TDR

  RFL Single Pair

  RFL Separate Pair

• Results in ohms

  Yes

  No

  N/A

• Conductor sizes of cable

  Select 0.4 0.5 0.63 0.7 0.9

  • 0.4
  • 0.5
  • 0.63
  • 0.7
  • 0.9

• Calculate readings using SRD (Standard Resistance Data )

  Yes

  No

  N/A

• Location of fault correct

  Yes

  No

  N/A

Plans

• Type of plan

  Select CDP Underground

  • CDP
  • Underground

• Access plans

  Yes

  No

  N/A

• Information on plans

  Select Symbols Types of cable measurments

  • Symbols
  • Types of cable
  • measurments

• Understand how to read plans

  Yes

  No

  N/A

General comments

• Comments