NF EN 61621 : 1998

1 Scope
2 Normative references
3 Definitions
4 Apparatus
    4.1 Test circuit
    4.2 Electrodes and electrode assembly
    4.3 Test chamber
    4.4 Calibration
5 Specimens
6 Conditioning
7 Procedure
8 Results
9 Report
Table 1 Sequence of 1 min steps
Figures
1 Example for electrical circuit
2 Electrode mounted in a shank (example)
3 Electrode assembly (example)
Annex
ZA (normative) Normative references to international
   publications with their corresponding European publications

Covers a method of test for provision of preliminary differentiation between similar insulating materials regarding their resistance to damage when exposed to high-voltage, low-current arc discharges, close to their surfaces.