IEC 61643-1 : Surge Protective Device
Class I
Class I test methods are recommended for locations at points of high exposure.
( e.g. line entrances to buildings )
The required information is the "Impulse current" ( Ipeak )
|
7.5.2 Residual voltage test with 8/20us |
at 0.1 to 1.2 times Ipeak |
Ipeak up to 3kA MIG0612SPD MIG1206SPD MIG2412SPD |
Ipeak up to 5kA MIG0612SPD MIG1206SPD MIG2412SPD |
Ipeak up to 10kA MIG0612SPD MIG2412SPD |
|
7.5.3 Sparkover voltage test with 1.2/50us20us |
up to 6kV up to 12kV up to 24kV |
MIG0612SPD MIG1206SPD MIG2412SPD |
MIG0612SPD MIG1206SPD MIG2412SPD |
MIG0612SPD MIG1206SPD MIG2412SPD |
|
7.6.5 Operating duty test with 8/20us |
at 0.1 to 1.0 times Ipeak |
MIG0612SPD MIG1206SPD MIG2412SPD |
MIG0612SPD MIG1206SPD MIG2412SPD |
MIG0612SPD MIG2412SPD |
Class II
Class II test methods are subjected to impulses of shorter duration. Recommended for locations with lesser exposure.
The required information is the "Maximum discharge current" ( Imax )
|
7.5.2 Residual voltage test with 8/20us |
at 0.1 to 2.0 times Imax
at 0.1 to 1.2 times Imax |
Imax up to 3kA MIG0612SPD MIG1206SPD MIG2412SPD MIG0612SPD MIG1206SPD MIG2412SPD |
Imax up to 5kA MIG0612SPD MIG2412SPD MIG0612SPD MIG1206SPD MIG2412SPD |
Imax up to 10kA
MIG0612SPD MIG2412SPD |
|
7.5.3 Sparkover voltage test with 1.2/50us20us |
up to 6kV up to 12kV up to 24kV |
MIG0612SPD MIG1206SPD MIG2412SPD |
MIG0612SPD MIG1206SPD MIG2412SPD |
MIG0612SPD MIG1206SPD MIG2412SPD |
|
7.6.5 Operating duty test with 8/20us |
at 0.1 to 1.0 times Imax |
MIG0612SPD MIG1206SPD MIG2412SPD |
MIG0612SPD MIG1206SPD MIG2412SPD |
MIG0612SPD MIG2412SPD |
Class III
Class II test methods are subjected to impulses of shorter duration. Recommended for locations with lesser exposure.
The required information is the "Open circuit voltage" ( Uoc )
|
7.5.4 Limiting voltage test with CWG |
at 0.1 to 1.0 times Uoc |
Uoc up to 6kV MIG0612SPD MIG1206SPD MIG2412SPD |
Uoc up to 10kV
MIG1206SPD MIG2412SPD |
Uoc up to 20kV
MIG2412SPD |
|
7.6.7 Operating duty test with CWG |
at 0.1 to 1.0 times Uoc |
MIG0612SPD MIG1206SPD MIG2412SPD |
MIG1206SPD MIG2412SPD |
MIG2412SPD |