IMO Audit Findings - IT

1
IMO Audit Findings - ITs
2
IMO Audit Findings - ITs

• As per Market Rules, ITs must be Measurement
  Canada approved or operating under Measurement
  Canada Temporary Permit - which expires May 1,
  2004
• ITs must be operating on the MC approved tap and
  within the burden and rating factor limits
• Number of installations consisting of MC approved
  ITs but not operating on the MC approved tap.
  ITs listed on MC Temp Permit.
• Number of installations have non MC approved ITs
  and are not listed on the MC Temporary Permit.
  Subject to compliance.

3
IMO Audit Findings - ITs

• Meter installation consists of distribution
  transformers for VTs (non MC approved and no
  accuracy rating).
• May or may not be on MC Temp Permit
• In some cases, distribution transformers are also
  used as station service transformers.
• Auto transformers used in CT circuits of some
  meter installations.
• Unable to determine IT accuracy in some cases.