Type 2 surge arrester, VAL-SEC-T2-1S-350-FM Phoenix Single Phase SPD 2905333

Nominal Voltage U_N

240 V AC (TN-S)

240 V AC (TT)

Nominal Frequency f_N

50 Hz (60 Hz)

Maximum continious operating voltage U_c (L-N)

350 V AC

Maximum continious operating voltage U_c (L-PE)

350 V AC

Maximun continious operating voltage U_c (N-PE)

264 V AC

Rated load current l_L

40 A (Biconnect M4 fork-type cable lug 6​ mm²)

63 A (TWIN ferrule 2 x 10 mm²)

Residual current l_PE

≤ 1 µA

Nominal discharge current I_n (8/20) µs

20 kA

Maximum discharge current I_max (8/20) µs

40 kA

Follow current interrupt rating I_fi (N-PE)

100 A (264 V AC)

Short-circuit current rating I_SCCR

25 kA (for a backup fuse of up to 315 A gG)

50 kA (for a backup fuse of up to 200 A gG)

Voltage protection level U_p (L-N)

≤ 1.5 kV

Voltage protection level U_p (L-PE)

≤ 1.9 kV

Voltage protection level U_p (N-PE)

≤ 1.5 kV

Residual voltage U_res (L-N)

≤ 1.5 kV (at In)

≤ 1.3 kV (at 10 kA)

≤ 1.2 kV (at 5 kA)

≤ 1.1 kV (at 4 kA)

≤ 1 kV (at 2 kA)

Residual voltage U_res (L-PE)

≤ 1.9 kV (at In)

≤ 1.5 kV (at 10 kA)

≤ 1.4 kV (at 5 kA)

≤ 1.3 kV (at 4 kA)

≤ 1.2 kV (at 2 kA)

Residual voltage U_res (N-PE)

≤ 0.5 kV (at In)

≤ 0.5 kV (at 10 kA)

≤ 0.5 kV (at 5 kA)

≤ 0.5 kV (at 4 kA)

≤ 0.5 kV (at 2 kA)

TOV behavior at U_T (L-N)

415 V AC (5 s / withstand mode)

457 V AC (120 min / safe failure mode)

TOV behavior at U_T (N-PE)

1200 V AC (200 ms / withstand mode)

Response time t_A (L-N)

≤ 25 ns

Response time t_A (L-PE)

≤ 100 ns

Response time t_A (N-PE)

≤ 100 ns

Max. backup fuse with V-type through wiring

40 A (gG / Biconnect M4 fork-type cable lug, 6​ mm²)

63 A (gG / TWIN ferrule 2x 10mm²)

Max. backup fuse with branch wiring

315 A (gG)