Prepayment meters in South Africa

1
Prepayment meters in South Africa
Don Taylor Director of Technology (Actaris)
Expert IEC TC13 WG15 Chairman STS Association
2
Breeding ground and evolution
Technical innovation
Electrification drive
1985 1993
Prepayment System
Socio-economic
Functionality
Quality

• Diversity
• Uniformity
• Standardization
• Industry
• National
• International

• Reliability
• Durability
• Availability

• Customer
• What is a watt ?
• Empowerment
• Upliftment
• Vendor
• Employment
• Entrepreneur

Maturity

• Design
• Manufacturing
• Accelerated Life Testing
• Field sampling
• Return rates
• Failure rates

3
State of the art
Key Management
CIS
Manufacturers
Vending Systems
Management Systems
Vendors

• offline POS
• online POS
• Mobile Phone
• Internet

• Magnetic Card
• Numeric
• Dallas iButton

Utility
Operations
Prepayment Meters
Mobile Units
Customers

• Electricity
• Water
• 1Phase, 2Phase, 3Phase
• Plug-in,Single-part, Split
• Safety protection

Manufacturers
4
Meter standards ?
1985 - 1993
Proprietary
Quality
Type
Function
Interface
ALT
SANS 1524
MC 171
STS

• IEC 62059 - 31 CD
• IEC 62059 - 41 FDIS

• IEC 62055 - 31 FDIS

• IEC 62055 - 41 CD
• IEC 62055 - 51 CD
• IEC 62055 - 61 NP

load switch
5
System standards ?
Current
Framework
Revised
NRS 009
IEC 62055-21
NRS 009

• IEC 62055 - x

• NRS 009 - 2 - x
• NRS 009 - 3 - x
• NRS 009 - 4 - x
• NRS 009 - 5 - x
• NRS 009 - 6 - x
• NRS 009 - 7 - x
• NRS 009 - 8 - x

• align with IEC 62055 - 21

• IEC 62055 - 41
• IEC 62055 - 51
• IEC 62055 - 61

6
What is happening now ?

• STS Association
• WG3 STS enhancements (2 way, Tariff, MFO)
• Certification test specification
• WG4 IP policy
• WG5 Key Management Infrastructure enhancement
• WG6 Global identifiers
• NRS 009
• revision align with IEC 62055 - 21
• 009 - 6 -10 XMLvend
• 009 - 8 COP for management of Secure Modules
• IEC TC13 WG15
• 62055 - 21 TR Framework
• 62055 - 31 FDIS Type specification
• 62055 - 41 CD STS Application layer
• 62055 - 51 CD STS Numeric and Magnetic token
  carriers
• 62055 - 61 NP STS Service Port and Virtual token
  carrier.

7

• South Africa continues to make a significant
  contribution to the global prepayment industry
• and remains a primary bench-mark
• Thank you for your attention