https://www.phoenixcontact.com/us/products/2803603
09/10/2014Page3/6
Type 2 surge protection device-VAL-MS 350/10/3+1-FM-2803603
Technical data
Protective circuit
Front of wave sparkover voltage at 6 kV (1.2/50) µs (N-PE) ≤ 1.5 kV
Voltage protection level U
p
(L-N)
≤ 1.2 kV
Voltage protection level U
p
(N-PE)
≤ 1.5 kV
Residual voltage (L-N) ≤ 1.2 kV
≤ 1.1 kV (at 3 kA)
Residual voltage (L-PE) ≤ 1.3 kV
≤ 1.2 kV (at 3 kA)
Residual voltage (N-PE) ≤ 150 V (at 5 kA)
≤ 100 V (at 3 kA)
Response time (L-N) ≤ 25 ns
Response time (L-PE) ≤ 100 ns
Response time (N-PE) ≤ 100 ns
Max. backup fuse with branch wiring 125 A (gL/gG)
Short-circuit resistance I
P
with max. backup fuse (effective)
25 kA
Follow current quenching capacity If (N-PE) 100 A
Connection, protective circuit
Connection method Screw connection
Connection type IN Biconnect screw terminal block
Connection type OUT Biconnect screw 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
