1 Overview
   1.1 Scope
   1.2 Purpose
2 Cable damage
3 Lightning over voltage and cable system effects
   3.1 Lightning surges on the overhead distribution
        system
4 Surge arrester operation
   4.1 Surge arrester operation
   4.2 Lead length
5 Cable system surge arrester protection schemes
   5.1 Terminal pole arrester scheme
   5.2 Terminal pole and open point arrester scheme
   5.3 Terminal pole, mid-point and open point
        arrester scheme
6 Lightning data
   6.1 Multiple current impulses
   6.2 Surge current magnitude
   6.3 Rise time
   6.4 Bi-polar surges
7 Total impressed transient voltage
   7.1 Total impressed transient voltage
   7.2 Arrester discharge voltage
   7.3 Connection lead length voltage drop
   7.4 Sum of impressed transient voltage components
   7.5 Lead inductance
   7.6 Lead voltage build drop
8 Open-point protection
   8.1 No open-point arrester
   8.2 With open-point protection
9 Margins of protection
   9.1 Arrester at terminal pole only
   9.2 Arresters at terminal pole and open point
   9.3 Arresters at terminal pole, mid-span and open point
   9.4 Historical minimum margin of protection
10 Terminal pole installation techniques
   10.1 Unjacketed concentric neutral cable using
        neutral wires or cable with semi-conducting jacket
        as pole ground with tap connection off riser
   10.2 Jacketed cable with separate pole ground with tap
        connection off riser
   10.3 Equivalent electrical circuit for arrester
        installation
   10.4 Jacketed cable with separate pole ground with
        riser run through arrester
   10.5 Reduced ground lead length
   10.6 Use of coiled line lead discouraged
11 Recommendations
ANNEX
Annex A (informative) Margin of protection calculation
                      examples
Annex B (informative) Bibliography