DG TT 2P 20 340 (900 451)二級(jí)單相電源防雷器
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DG TT 2P 20 340攝像機(jī)電源防雷器
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Basic circuit diagram DG TT 2P 20 340 Dimension drawing DG TT 2P 20 340
Type DG TT 2P 20 340
Part No. 900 451   DG TT 2P 20 340攝像機(jī)電源防雷器
SPD according to EN 61643-11 type 2
SPD according to IEC 61643-11 class II
Power supply system single-phase TT / TN system
Nominal a.c. voltage (UN) 230 V (50 / 60 Hz)
Max. continuous operating a.c. voltage [L-N] (UC) 340 V (50 / 60 Hz)
Max. continuous operating a.c. voltage [N-PE] (UC) 255 V (50 / 60 Hz)
Follow current extinguishing capability [N-PE] (Ifi) 100 A
Nominal discharge current (8/20 µs) [L-N] (In) 20 kA
Nominal discharge current (8/20 µs) [N-PE] (In) 20 kA
Max. discharge current (8/20 µs) [L-N] (Imax) 40 kA
Max. discharge current (8/20 µs) [N-PE] (Imax) 40 kA
Voltage protection level (UP) ≤ 1.5 kV
Protective conductor current (IPE) ≤ 5 µA
Response time [L-N] (tA) ≤ 25 ns
Response time [N-PE] (tA) ≤ 100 ns
Max. mains-side overcurrent protection 125 A gG
Short-circuit withstand capability (ISCCR) 25 kArms
Temporary overvoltage (TOV) [L-N] (UT) – Characteristic (UT) 335 V / 5 sec. - withstand
Temporary overvoltage (TOV) [L-N] (UT) – Characteristic (UT) 440 V / 120 min. – safe failure
Temporary overvoltage (TOV) [N-PE] (UT) – Characteristic (UT) 1200 V / 200 ms. – withstand
Operating temperature range -40 °C ... +80 °C
Operating state / fault indication green / red
Number of ports 1   
Cross-sectional area, solid / flexible (min.) 2.5 mm2
Cross-sectional area, solid / flexible (max.) 25 mm2 / 16 mm2
For mounting on 35 mm DIN rails acc. to EN 60715
Enclosure material thermoplastic, red, UL 94 V-0
Place of installation indoor installation
Degree of protection IP 20
Capacity 2 module(s), DIN 43880
Weight 147 g
Customs tariff number 85363030
GTIN 6942299502329
PU 1 pc(s)  

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