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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
VAL-MS-T1/T2 335/12.5/1+1
Weight
0.353 kg
Series VAL-MS-T1

VAL-MS-T1/T2 335/12.5/1+1 - Lightning/surge arrester type 1/2

Universal varistor-based plug-in lightning/surge arrester for 1-phase power supply networks with separate N and PE (3-conductor system: L1, N, PE).

  • 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
  • Can be used in lightning protection level III and IV due to discharge capacity of 12.5 kA per position
  • Vibration-resistant latching ensures the plug remains firmly in place
Technical Specifications

Product properties

Product familyVALVETRAB MS
IEC test classificationI / II
IEC test classificationT1 / T2
EN typeT1 / T2
IEC power supply systemTT
IEC power supply systemTN-C
IEC power supply systemTN-S
TypeDIN rail module, two-section, divisible
Surge protection fault messageoptical

Insulation characteristics

Overvoltage categoryIII
Pollution degree2

Electrical properties

Nominal frequency fN50 Hz (60 Hz)

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

Dimensions

Width35.6 mm
Height89.8 mm
Depth77.5 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

Mechanical data

Open side panelNo

Protective circuit

Mode of protectionL-N
Mode of protectionL-PE
Mode of protectionN-PE
Direction of action1L-N & N-PE
Nominal voltage UN240 V AC (TN-S)
Nominal voltage UN240 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)264 V AC
Rated load current IL80 A
Residual current IPE≤ 5 µA
Standby power consumption PC≤ 270.00 mVA
Nominal discharge current In (8/20) µs (L-N)12.5 kA
Nominal discharge current In (8/20) µs (L-PE)12.5 kA
Nominal discharge current In (8/20) µs (N-PE)50 kA
Maximum discharge current Imax (8/20) µs50 kA
Impulse discharge current (10/350) µs (L-N), charge6.25 As
Impulse discharge current (10/350) µs (L-N), specific energy39 kJ/Ω
Impulse discharge current (10/350) µs (L-N), peak current value Iimp12.5 kA
Impulse discharge current (10/350) µs (L-PE), charge6.25 As
Impulse discharge current (10/350) µs (L-PE), specific energy39 kJ/Ω
Impulse discharge current (10/350) µs (L-PE), peak current value Iimp12.5 kA
Impulse discharge current (10/350) µs (N-PE), charge25 As
Impulse discharge current (10/350) µs (N-PE), specific energy625 kJ/Ω
Impulse discharge current (10/350) µs (N-PE), peak current value Iimp50 kA
Total discharge current Itotal (8/20) µs50 kA
Total discharge current Itotal (10/350) µs25 kA
Follow current interrupt rating Ifi (N-PE)100 A
Short-circuit current rating ISCCR25 kA
Voltage protection level Up (L-N)≤ 1.2 kV
Voltage protection level Up (L-N)≤ 1.6 kV (30 kA - 8/20 µs)
Voltage protection level Up (L-PE)≤ 2 kV
Voltage protection level Up (N-PE)≤ 1.7 kV
Residual voltage Ures (L-N)≤ 1.2 kV (at In)
Residual voltage Ures (L-N)≤ 1.1 kV (at 10 kA)
Residual voltage Ures (L-N)≤ 1 kV (at 5 kA)
Residual voltage Ures (L-N)≤ 0.9 kV (at 3 kA)
Residual voltage Ures (L-PE)≤ 2 kV (at In)
Residual voltage Ures (L-PE)≤ 1.5 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)≤ 0.6 kV (at In)
Residual voltage Ures (N-PE)≤ 0.5 kV (at 10 kA)
Residual voltage Ures (N-PE)≤ 0.5 kV (at 5 kA)
Residual voltage Ures (N-PE)≤ 0.4 kV (at 3 kA)
TOV behavior at UT (L-N)415 V AC (5 s / withstand mode)
TOV behavior at UT (L-N)457 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 - 16 mm²)
Max. backup fuse with branch wiring160 A (gG)

Additional technical data

Maximum discharge current Imax (8/20) µs65 kA

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)30g (Half-sine / 11 ms / 3x ±X, ±Y, ±Z)
Vibration (Operation)7.5g (10 ... 500 Hz / 2.5 h / X, Y, Z)

UL specifications

Maximum continuous operating voltage MCOV (L-N)335 V AC
Maximum continuous operating voltage MCOV (L-G)335 V AC
Maximum continuous operating voltage MCOV (N-G)264 V AC
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-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-N)2630 V
Measured limiting voltage MLV (L-G)3600 V
Measured limiting voltage MLV (N-G)2600 V
SPD Type4CA

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

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Additional Information

Pack Size1
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