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Model

900451

Application recommend

L-N

TYPE

2

kA

40kA

Up

1.5 kV

Specification

DG TT 2P 20 340 (900 451)

  • 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

1.5 kV
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