Products
Product Overview
Transformer Controls
Transformer Condition Monitoring
Low Voltage Regulators
Protection Relays
MV Switchgear
Fault Passage Indicators
Resonant Earthing
Power Quality Analysers
Metering
Substation Automation
Time Synchronisation
Hardened Ethernet
Suppliers
A.Eberle
EGE
Electro Industries
GarrettCom
MTE
MV Technology
Reyrolle
RMS
Siemens
Tekron International
Services
Services Overview
Remote Software Support (TeamViewer)
Installation & Commissioning Assistance
Training Courses
Equipment Hire
Library
Library Overview
Power Quality
Protection Relays
Resonant Earthing & Earth-fault Detection
Time Synchronisation
Voltage Regulators & Transformer controls
Fault Passage Indicators
Archive
Service Provider Software (Password access)
News
Contact Us
> Home
> Library
> Archive
Archive
Early HV Power documents
First HV Power Shortform (1994)
(PDF,1 MB)
Early PTD publication - History of relays in NZ
(PDF, 226 kB)
Early PTD publication on IEC 61850
(PDF, 126 kB)
Back to Technical Library Overview
