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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
VAL-MS 320/1+1-FM
Weight
0.255 kg
Series VAL-MS

VAL-MS 320/1+1-FM - Type 2 surge arrester

Surge arrester for 3-conductor power supply systems (L1, N, PE), consisting of a base element with remote indication contact and protective connectors, for mounting on NS 35.

  • Quality proven millions of times over in the widest range of applications
  • Rapid installation with bridges, thanks to industry-standard overall width of 1 HP
  • Easy testing and insulation measurement, thanks to pluggable protection modules
  • Wide range of applications due to various nominal voltages
  • High degree of modularity provides individual solutions for every application
Technical Specifications

Product properties

Product familyVALVETRAB MS
IEC test classificationII
IEC test classificationT2
EN typeT2
IEC power supply systemTN-S
IEC power supply systemTT
TypeDIN rail module, two-section, divisible
Number of Positions2
Surge protection fault messageOptical, remote indicator contact

Insulation characteristics

Overvoltage categoryIII
Pollution degree2

Electrical properties

Nominal frequency fN50 Hz (60 Hz)

Indicator/remote signaling

Connection nameRemote fault indicator contact
Switching functionChangeover contact
Operating Voltage5 V AC ... 250 V AC
Operating Voltage30 V DC
Operating current5 mA AC ... 1.5 A AC
Operating current1 A DC

Connection data

Connection MethodScrew connection
Screw threadM5
Tightening torque3 Nm (1.5 mm² ... 16 mm²)
Tightening torque4.5 Nm (25 mm² ... 35 mm²)
Stripping length16 mm
Conductor cross section flexible1.5 mm² ... 25 mm²
Conductor cross section rigid1.5 mm² ... 35 mm²
Conductor cross section AWG15 ... 2
Connection MethodFork-type cable lug
Conductor cross section flexible1.5 mm² ... 16 mm²

Remote fault indicator contact

Connection MethodPlug-in/screw connection via COMBICON
Screw threadM2
Tightening torque0.25 Nm
Stripping length7 mm
Conductor cross section flexible0.14 mm² ... 1.5 mm²
Conductor cross section rigid0.14 mm² ... 1.5 mm²
Conductor cross section AWG28 ... 16

Dimensions

Width35.6 mm
Height96.8 mm
Depth65.7 mm (incl. DIN rail 7.5 mm)
Horizontal pitch2 Div.

Material specifications

Colorblack (RAL 9005)
Flammability rating according to UL 94V-0
CTI value of material600
Insulating materialPA 6.6/PBT
Material groupI
Housing MaterialPA 6.6
Housing MaterialPBT

Protective circuit

Mode of protectionL-N
Mode of protectionL-PE
Mode of protectionN-PE
Direction of action1L-N & N-PE
Nominal voltage UN240/415 V AC (TN-S)
Nominal voltage UN240/415 V AC (TT)
Nominal frequency fN50 Hz (60 Hz)
Maximum continuous operating voltage UC (L-N)335 V AC
Maximum continuous operating voltage UC (L-PE)335 V AC
Maximum continuous operating voltage UC (N-PE)260 V AC
Rated load current IL80 A
Residual current IPE≤ 5 µA
Standby power consumption PC≤ 150.00 mVA
Nominal discharge current In (8/20) µs20 kA
Maximum discharge current Imax (8/20) µs40 kA
Follow current interrupt rating Ifi (N-PE)100 A
Short-circuit current rating ISCCR25 kA
Voltage protection level Up (L-N)≤ 1.5 kV
Voltage protection level Up (L-PE)≤ 1.8 kV
Voltage protection level Up (N-PE)≤ 1.5 kV
Residual voltage Ures (L-N)≤ 1.5 kV (at In)
Residual voltage Ures (L-N)≤ 1.3 kV (at 10 kA)
Residual voltage Ures (L-N)≤ 1.2 kV (at 5 kA)
Residual voltage Ures (L-N)≤ 1.1 kV (at 3 kA)
Residual voltage Ures (L-PE)≤ 1.8 kV (at In)
Residual voltage Ures (L-PE)≤ 1.4 kV (at 10 kA)
Residual voltage Ures (L-PE)≤ 1.2 kV (at 5 kA)
Residual voltage Ures (L-PE)≤ 1.1 kV (at 3 kA)
Residual voltage Ures (N-PE)≤ 0.4 kV (at In)
Residual voltage Ures (N-PE)≤ 0.25 kV (at 10 kA)
Residual voltage Ures (N-PE)≤ 0.15 kV (at 5 kA)
Residual voltage Ures (N-PE)≤ 0.1 kV (at 3 kA)
TOV behavior at UT (L-N)415 V AC (5 s / withstand mode)
TOV behavior at UT (L-N)440 V AC (120 min / safe failure mode)
TOV behavior at UT (N-PE)1200 V AC (200 ms / withstand mode)
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 V-type through wiring80 A (gG)
Max. backup fuse with branch wiring125 A (gG)

Ambient conditions

Degree of ProtectionIP20 (only when all terminal points are used)
Ambient Temperature (Operation)-40 °C ... 80 °C
Ambient temperature (storage/transport)-40 °C ... 80 °C
Altitude≤ 2000 m (amsl)
Permissible humidity (operation)5 % ... 95 %
Shock (operation)25g (Half-sine / 11 ms / 3x ±X, ±Y, ±Z)
Vibration (Operation)5g (10 ... 500 Hz / 2.5 h / X, Y, Z)

UL specifications

Maximum continuous operating voltage MCOV (L-L)640 V AC
Maximum continuous operating voltage MCOV (L-N)320 V AC
Maximum continuous operating voltage MCOV (L-G)320 V AC
Maximum continuous operating voltage MCOV (N-G)260 V AC
Nominal discharge current In (L-L)20 kA
Nominal discharge current In (L-N)20 kA
Nominal discharge current In (L-G)20 kA
Nominal discharge current In (N-G)20 kA
Mode of protectionL-L
Mode of protectionL-N
Mode of protectionL-G
Mode of protectionN-G
Nominal Voltage240 V AC
Power distribution systemSingle phase
Nominal frequency50/60 Hz
Measured limiting voltage MLV (L-L)2900 V
Measured limiting voltage MLV (L-N)2030 V
Measured limiting voltage MLV (L-G)2720 V
Measured limiting voltage MLV (N-G)1370 V
SPD Type4CA

UL indicator/remote signaling

Operating Voltage125 V AC
AC operating current1 A AC

UL connection data

Tightening torque30 lbf-in.
Conductor cross section AWG14 ... 2

Standards and Regulations

Standards/specificationsIEC 61643-11
Note2011
Standards/specificationsEN 61643-11
Note2012

Mounting

Mounting TypeDIN rail: 35 mm
Accessories

Why Proax for Phoenix Contact 2804393?

Proax is an authorized distributor of Phoenix Contact 2804393 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

Pack Size1
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