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The Saudi Arabian Distribution Code
(2)
System Average Interruption Duration Index (SAIDI)
SAIDI
-
(3)
Measured in Customer hours of interruptions per
connected Customer year
Customer Average Interruption Duration Index (CAIDI)
CAIDI
(4)
=Total Customer Hours of Interruptions
Total Connected Customers
=
SAIDI
SAIFI
Measured in hours of interruption
Index of Reliability (IR)”Average system availability Index”
(ASAI)
IR (ASAI)=
8760 Hours/Year – SAIDI x 100
8760 Hours/Year
(Expressed as a percentage)
The DSP(s) will have to comply with the security of supply standards limits as
published by ECRA from time to time.
DPC2.8.2 DSP(s) shall use reasonable endeavours to maintain a supply from
the system. This cannot be ensured, since faults, planned
maintenance and new works outages and other circumstances
outside DSP(s) control can cause interruptions. On such occasions,
DSP(s) shall use reasonable endeavours to restore the supply or
connection as soon as practicable but shall be under no liability for
any direct or indirect damage or associated loss incurred by the
User.
DPC2.8.3 Restoration times for different outage types are as follows:
Fault Outages:
DSP(s) shall endeavour to restore access to
the system as soon as practically possible
taking into consideration the KPI set values
approved by ECRA
Planned Outages:
DSP(s) shall give five days‟ notice to relevant
Users of planned supply interruptions. In
some situations – to facilitate emergency
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Issue, 01; Revision, 00 (November 2008)