توضیحات
ارستر های پر قدرت شرکت فونیکس کنتاکت با تکنولوژی منحصر به فرد برای حفاظت ثانویه تجهیزات وسیستم ها در برابر ازدیاد ناگهانی ولتاژ و جریان
Class C -T2
Class C -T2: ارستر كلاس C سيستم را در مقابل اضافه ولتاژهاي ناشي از كليدزني و سوئيچينگ محافظت مي كند و همچنين اضافه ولتاژهاي ناشي از نشتي كلاس قبلي خود (كلاسB ) را هم به زمين منتقل مي كند.
Type 2 surge arrester – VAL-MS 230/3+1 – 2838209
Surge arrester consisting of base element and ground connectors, for mounting on NS 35/7.5, nominal voltage: 230 V AC, 3 + 1 circuit
General
IEC test classification II
T2
EN type T2
IEC power supply system TN-S
TT
Mode of protection L-N
L-PE
N-PE
Mounting type DIN rail: 35 mm
Color jet black RAL 9005
Housing material PA 6.6
PBT
Degree of pollution 2
Flammability rating according to UL 94 V-0
Type DIN rail module, two-section, divisible
Number of positions 4
Surge protection fault message optical
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Protective circuit
Nominal voltage UN 240/415 V AC (TN-S)
240/415 V AC (TT)
Nominal frequency fN 50 Hz (60 Hz)
Maximum continuous operating voltage UC (L-N) 275 V AC
Maximum continuous operating voltage UC (L-PE) 275 V AC
Maximum continuous voltage UC (N-PE) 260 V AC
Rated load current IL 80 A
Residual current IPE ≤ 5 µA
Standby power consumption PC ≤ 360 mVA
Nominal discharge current In (8/20) µs 20 kA
Maximum discharge current Imax (8/20) µs 40 kA
Follow current interrupt rating Ifi (N-PE) 100 A
Short-circuit current rating ISCCR 25 kA
Voltage protection level Up (L-N) ≤ 1.35 kV
Voltage protection level Up (L-PE) ≤ 1.6 kV
Voltage protection level Up (N-PE) ≤ 1.5 kV
Residual voltage Ures (L-N) ≤ 1.35 kV (at In)
≤ 1.1 kV (at 10 kA)
≤ 1 kV (at 5 kA)
≤ 0.9 kV (at 3 kA)
Residual voltage Ures (L-PE) ≤ 1.6 kV (at In)
≤ 1.2 kV (at 10 kA)
≤ 1 kV (at 5 kA)
≤ 0.9 kV (at 3 kA)
Residual voltage Ures (N-PE) ≤ 0.4 kV (at In)
≤ 0.25 kV (at 10 kA)
≤ 0.15 kV (at 5 kA)
≤ 0.1 kV (at 3 kA)
TOV behavior at UT (L-N) 335 V AC (5 s / withstand mode)
440 V AC (120 min / safe failure mode)
TOV behavior at UT (N-PE) 1200 V AC (200 ms / withstand mode)
Response time tA (L-N) ≤ 25 ns
Response time tA (L-PE) ≤ 100 ns
Response time tA (N-PE) ≤ 100 ns
Max. backup fuse with V-type through wiring 80 A (gG)
Max. backup fuse with branch wiring 125 A (gG)
