https://www.phoenixcontact.com/us/products/2800672
09/10/2014Page3/6
Lightning/surge arrester type 1/2-VAL-MS-T1/T2 175/12.5/3+0-
FM-2800672
Technical data
Protective circuit
Impulse discharge current (10/350)˽µs, specific energy 39 kJ/Ω
Impulse discharge current (10/350)˽µs, peak value l
imp
12.5 kA (1-pos.)
Voltage protection level U
p
≤ 0.8 kV
Voltage protection level U
p
(L-PEN)
≤ 0.7 kV
Residual voltage (L-PEN) ≤ 0.7 kV (at 10 kA)
≤ 0.6 kV (at 5 kA)
≤ 0.55 kV (at 3 kA)
≤ 0.8 kV
Response time ≤ 25 ns
Response time (L-PEN) ≤ 25 ns
Max. backup fuse with branch wiring 160 A (gL/gG)
Max. backup fuse with V-type through wiring 80 A (gL/gG / with 16 mm²)
Short-circuit resistance I
P
with max. backup fuse (effective) 25 kA
rms
Connection, protective circuit
Connection method Screw connection
Connection type IN Biconnect screw terminal block
Connection type OUT Biconnect screw terminal block
Connection method Biconnect terminal block
Screw thread M5
Tightening torque 4.5 Nm
Stripping length 16 mm
Conductor cross section stranded min. 1.5 mm²
Conductor cross section stranded max. 25 mm²
Conductor cross section solid min. 1.5 mm²
Conductor cross section solid max. 35 mm²
Conductor cross section AWG/kcmil min. 15
Conductor cross section AWG/kcmil max 2
Remote indicator contact
Connection name Remote fault indicator contact
Switching function PDT, 1-pos.
Connection method Screw connection
Screw thread M2
Tightening torque 0.25 Nm
Stripping length 7 mm
Conductor cross section stranded min. 0.14 mm²
