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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
2803551
Weight
0.372 kg
Series VAL-MS

VAL-MS 350/20/3+1-FM - Type 2 surge arrester

Surge arrester for 5-conductor power supply systems (L1, L2, L3, N, PE), consisting of a base element with remote indication contact and protective connectors, for mounting on NS 35.

Technical Specifications

Product properties

Product familyVALVETRAB MS
IEC test classificationII
EN typeT2
TypeDIN rail module, two-section, divisible
Number of Positions4
Surge protection fault messageOptical, remote indicator contact

Electrical properties

Nominal frequency fN50 Hz (60 Hz)
Nominal voltage UN230 V AC (400 V AC)
Nominal voltage UN400 V AC
Nominal voltage UN230 V AC

Indicator/remote signaling

Connection nameRemote fault indicator contact
Switching functionChangeover contact, 1-pos.
Maximum operating voltage Umax. AC250 V AC
Max. operating current Imax0.75 A AC (250 V AC)
Max. operating current Imax3 A (125 V AC)
Max. operating current Imax2 A (30 V DC)

Connection data

Connection MethodScrew connection
Screw threadM5
Tightening torque, min4.5 Nm
Stripping length16 mm
Conductor cross section flexible min.1.5 mm²
Conductor cross section flexible max.25 mm²
Conductor cross section, rigid min.1.5 mm²
Conductor cross section, rigid max.35 mm²

Remote fault indicator contact

Connection MethodScrew connection
Screw threadM2
Tightening torque, min0.25 Nm
Stripping length7 mm
Conductor cross section flexible min.0.14 mm²
Conductor cross section flexible max.1.5 mm²
Conductor cross section, rigid min.0.14 mm²
Conductor cross section, rigid max.1.5 mm²

Dimensions

Width71.2 mm
Height99 mm
Depth65.5 mm
Horizontal pitch4 Div.

Material specifications

Flammability rating according to UL 94V0
Housing MaterialPBT/PA

Protective circuit

Direction of action3L-N & N-PE
Nominal frequency fN50 Hz (60 Hz)
Maximum continuous voltage UC350 V AC
Maximum continuous operating voltage UC (L-N)350 V AC
Maximum continuous operating voltage UC (N-PE)260 V AC
Residual current IPE≤ 3 µA
Standby power consumption PC≤ 360.00 mVA
Nominal discharge current In (8/20) µs (L-N)30 kA (all channels)
Nominal discharge current In (8/20) µs (L-N)10 kA (per channel)
Nominal discharge current In (8/20) µs (N-PE)20 kA
Maximum discharge current Imax (8/20) µs20 kA (per channel L-N)
Maximum discharge current Imax (8/20) µs (L-N)60 kA (all channels)
Maximum discharge current Imax (8/20) µs (L-N)20 kA (per channel)
Maximum discharge current Imax (8/20) µs (N-PE)30 kA
Follow current interrupt rating Ifi (N-PE)100 A
Voltage protection level Up (L-N)≤ 1.4 kV
Voltage protection level Up (N-PE)≤ 1.5 kV
Response time tA (L-N)≤ 25 ns
Response time tA (L-PE)≤ 100 ns
Response time tA (N-PE)≤ 100 ns
Max. backup fuse with branch wiring125 A (gL/gG)

Ambient conditions

Degree of ProtectionIP20
Ambient Temperature (Operation)-40 °C ... 80 °C

Air clearances and creepage distances

Standards/regulationsEN 60664-1 / EN 61643-11

Standards

Standards/regulationsIEC 61643-1
Standards/regulationsEN 61643-11/A11
Standards/specificationsIEC 61643-1
Note2005
Standards/specificationsEN 61643-11/A11
Note2007

Mounting

Mounting TypeDIN rail: 35 mm

Why Proax for Phoenix Contact VAL-MS 350/20/3+1-FM?

Proax is an authorized distributor of Phoenix Contact VAL-MS 350/20/3+1-FM and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.

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Additional Information

Alternate NamesVALMS3502031FM
Pack Size1
Recommended

Available for order