Surge arrester ETITEC V T12 280/12.5 (3+0) ETI

Description Surge arrester ETITEC V T12 280/12.5 (3+0) ETI

Intermediation type: Combination (Type 1+2)
Zakhistu class according to IEC/EN 61643-11: Type 1+2
Number of poles: 3
Zakhistu scheme: 3+0
Maximum operating voltage Uc (AC): 280 V
Nominal pulse stream Iimp (10/350 µs) per pole: 12.5 kA
Total pulse stream Iimp (10/350 µs): 37.5 kA
Nominal discharge discharge In (8/20 µs) per pole: 12.5 kA
Maximum shock discharge Imax (8/20 µs) per pole: 50 kA
Voltage limit Up (at In): ≤ 1.3 kV
Voltage limit Up (at Iimp): ≤ 1.5 kV
Strum coil Ipe: < 1 mA
Hour ta: < 25 ns
Short circuit resistance Isccr: 25 kA
Vitrimuvan time overvoltage (TOV) Ut (5 sec) L-PE: 335 V
Vitrimuvan time overvoltage (TOV) Ut (120 hv) L-PE: 255 V
Operating temperature range: from -40 °C to +80 °C
Visual indication: So (green/red)
Alarm removed: No
Zakhistu technology: Varistor (MOV)
Recommendations for backup protection (max.): 125 A gG
Connection cross-section (hard conductor): 1.5 - 35 mm²
Connection cross-section (wire conductor): 1.5 - 25 mm²
Mounting method: On DIN rail 35 mm
Width of extension: 3 DIN modules
Protection level: IP20
Body material: Thermoplastic, self-extinguishing
Compliance with standards: IEC/EN 61643-11