https://www.phoenixcontact.com/pi/products/2800186
04/30/2017Page3/7
Lightning/surge arrester type 1/2-VAL-MS-T1/T2 335/12.5/1+1-
FM-2800186
Technical data
Protective circuit
Impulse discharge current (10/350)µs (L-N), charge 6.25 As
Impulse discharge current (10/350) µs (L-N), specific energy 39 kJ/Ω
Impulse discharge current (10/350)µs (L-N), peak current value I
imp
12.5 kA
Impulse discharge current (10/350) µs (L-PE), charge 6.25 As
Impulse discharge current (10/350)µs (L-PE), specific energy 39 kJ/Ω
Impulse discharge current (10/350) µs (L-PE), peak current value I
imp
12.5 kA
Impulse discharge current (10/350) µs (N-PE), charge 25 As
Impulse discharge current (10/350) µs (N-PE), specific energy 625 kJ/Ω
Impulse discharge current (10/350) µs (N-PE), peak current value I
imp
50 kA
Total discharge current I
total
(8/20)µs
50 kA
Total discharge current I
total
(10/350)µs
25 kA
Follow current interrupt rating I
fi
(N-PE)
100 A (264 V AC)
Short-circuit current rating I
SCCR
25 kA
Voltage protection level U
p
(L-N)
≤ 1.2 kV
≤ 1.6 kV (30 kA - 8/20 µs)
Voltage protection level U
p
(L-PE)
≤ 2 kV
Voltage protection level U
p
(N-PE)
≤ 1.7 kV
Residual voltage U
res
(L-N) ≤ 1.2 kV (at I
n
)
≤ 1.1 kV (at 10 kA)
≤ 1 kV (at 5 kA)
≤ 0.9 kV (at 3 kA)
Residual voltage U
res
(L-PE) ≤ 2 kV (at I
n
)
≤ 1.5 kV (at 10 kA)
≤ 1.2 kV (at 5 kA)
≤ 1.1 kV (at 3 kA)
Residual voltage U
res
(N-PE) ≤ 0.6 kV (at I
n
)
≤ 0.5 kV (at 10 kA)
≤ 0.5 kV (at 5 kA)
≤ 0.4 kV (at 3 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 branch wiring 160 A (gG)
Max. backup fuse with V-type through wiring 80 A (gG - 16 mm²)
Indicator/remote signaling
