Surge Arrester NX7280061

Surge Arrester NX7280061

Distribution Class Surge Arrester with fault indicator for indoor/outdoor installation on 24 kV systems

Code NX7280061
GTIN 03700540430806
Name Surge Arrester
Distribution Class Surge Arrester VARISIL™ H24
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Technical information

Technical specifications

Dimensions
Weight 8.37 lb
Height 15.74 in
Standards
Standards HN 65-S-40, IEC 60099-4
Temperatures
Operating temperature -50 ... 50 °C
Storage temperature -20 ... 70 °C
Ambient temperature -50°C to +50°C
Features
Site pollution severity class d (III)
Rated Voltage (Ur) 24 kV
Max lightning residual voltage at 5 kA 68 kV
Max lightning residual voltage at 40 kA 100 kV
Rated short circuit current (Is) 6 kA
Specified short-term load (SSL) 300 Nm
Specified long-term load (SLL) 250 Nm
Thermal charge transfer rating (Qth) 1.1 C
Wet power frequency withstand voltage of the housing 50 kV
Sensitivity of the fault indicator 10A-0.5s
Degree of protection IP67
Creepage distance 600 mm
Continuous operating voltage (Uc) 12.7 kV
Diameter of weathersheds 3.93 in
Option 1 - 3-phase mounting bracket - connecting part for vertical mounting - connecting stem for horizontal mounting - connecting pad for riser pole
Option 2 - Ferrure tripolaire - pièce de raccordement pour montage vertical - tige de liaison pour montage horizontal - socle de connexion pour poteau montant
Nominal discharge current (In) 5 kA
Arrester Classification-Designation DH
Repetitive charge transfer rating (Qrs) 0.5 C
High current impulse withstand 100 kA
Long duration current impulse withstand 300 A
Residual voltage max 10 kA 8/20 75 kV
Dry lightning impulse withstand voltage of the housing 125 kV

Packaging

Carton
Size 3 pcs
Weight 25.24 lb