Arnocanali SS442TT - ENERPRO T2 Surge Arrester for TT-TN networks

Price: €52,05 Including VAT / PC
Code: ARNSS442TT
Brand: Arnocanali
EAN: 8018138231250
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DESCRIPTION

Arnocanali SS442TT - ENERPRO T2 Surge Arrester for TT-TN networks

Protection class T2 for TT-TN networks

Surge arrester, to be installed in low-voltage distribution boards, to prevent the effects of atmospheric phenomena.

Poles: 1(L-N)+1(N-PE)
Modules occupied: 2
Dimensions in mm: 90x67x36
Reference standards: EN 61643-11 | IEC 61643-11 | UL 1449 ed.4
Replacement cartridge: SS440


Technical data

Mains: 230/400V
Maximum continuous voltage AC 255V
Rated discharge current (8/20 μs): 20 kA (per pole)
Maximum discharge current (8/20 μs): 40 kA (per pole)
Voltage protection level: 1.25 kV
Residual current: <1mA
Subsequent current: None
Short circuit with maximum protection: 25 kA
Protection fuse: 50AgG
TOV voltage 120 minutes (L/N): 440 Vac
TOV voltage 5 seconds (N/PE): 335 Vac
Degree of protection: IP20
Operating temperature: -40°C +85°C
Mounting on metal rail: DIN 35 (EN60715)
Min/max connection cross-sections: 2.5 - 25 mm
Fault indicator: Green/Red
Casing material (thermoplastic): UL 94V0

Tightening torque: On assembly instructions


Replacement cartridges (if red light)
Arnocanals SS440.TT - Neutral and ground protection
Arnochannels SS440 - Phase Protection

Tip:
In the event of a failure, a replacement cartridge often costs the same as, or slightly less than, an entire unloader. Consider changing the whole piece
.

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