ITU-T Rec. K.28 (1991) – CHARACTERISTICS OF SEMI-CONDUCTOR
ARRESTER ASSEMBLIES FOR THE
PROTECTION OF ...
FOREWORD
Foreword
0 Introduction
1 Scope
2 Definitions
3 Environmental requirements
4 Electrical requirements
4.1 Maximum voltage limiting
4.2 Minimum voltage limiting
4.3 Insulation resistance
4.4 Capacitance
4.5 Impulse reset
4.6 Rate of change of current
4.7 Surge life tests
5 Test methods
5.1 Maximum voltage limiting (see § 4.1)
5.2 Minimum voltage limiting (see § 4.2 and Figure 2/K.28)
5.3 Insulation resistance (see § 4.3)
5.4 Capacitance (see § 4.4)
5.5 Impulse reset (see § 4.5)
5.6 Rate of change of current (see § 4.6 and Figure 3/K.28)
5.7 Surge life tests (see § 4.7 and Figure 4/K.28)
6 Mechanical requirements
6.1 Mechanical durability
7 High temperature conditioning
8 General test requirements
9 Product identification
9.1 Operating voltage identification
9.2 Manufacturer's identification
9.3 Customer's identification
10 Documentation
11 Ordering information
ANNEX A – Definitions of terms special to this Recommendation
A.1 semi-conductor arrester (SA)
A.2 SA assembly (SAA)
APPENDIX I