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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
VAL-MS-T1/T2 175/12.5/3+1-FM
Weight
0.58 kg
Series VAL-MS-T1

VAL-MS-T1/T2 175/12.5/3+1-FM - Lightning/surge arrester type 1/2

Universal varistor-based plug-in lightning/surge arrester for 3-phase power supply networks with separate N and PE (5-conductor system: L1, L2, L3, N, PE), for Lightning Protection Levels III and IV, with remote indication contact.

Technical Specifications

General

NoteNominal voltage UN = 120 V AC/240 V AC split-phase (separate GND)

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, remote indicator contact

Insulation characteristics

Overvoltage categoryIII
Pollution degree2

Electrical properties

Nominal frequency fN50 Hz (60 Hz)
Nominal voltage UN120 V AC

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 torque4.5 Nm
Stripping length16 mm
Conductor cross section flexible1.5 mm² ... 25 mm²
Conductor cross section rigid1.5 mm² ... 35 mm²
Conductor cross section AWG15 ... 2

Remote fault indicator contact

Connection MethodScrew connection
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

Width71.2 mm
Height99 mm
Depth77.5 mm
Horizontal pitch4 Div.

Material specifications

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 action3L-N & N-PE
Nominal voltage UN120/208 V AC (TN-S)
Nominal voltage UN120/208 V AC (TT)
Nominal frequency fN50 Hz (60 Hz)
Maximum continuous operating voltage UC (L-N)175 V AC
Maximum continuous operating voltage UC (L-PE)175 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≤ 420.00 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) µs50 kA
Follow current interrupt rating Ifi (N-PE)100 A (264 V AC)
Short-circuit current rating ISCCR25 kA
Voltage protection level Up (L-N)≤ 0.8 kV
Voltage protection level Up (L-PE)≤ 2 kV
Voltage protection level Up (N-PE)≤ 1.7 kV
Residual voltage Ures (L-N)≤ 0.8 kV (at In)
Residual voltage Ures (L-N)≤ 0.75 kV (at 10 kA)
Residual voltage Ures (L-N)≤ 0.65 kV (at 5 kA)
Residual voltage Ures (L-N)≤ 0.6 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)≤ 1.4 kV (at 5 kA)
Residual voltage Ures (L-PE)≤ 1.3 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)208 V AC (5 s / withstand mode)
TOV behavior at UT (L-N)229 V AC (120 min / withstand 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)

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-L)350 V AC
Maximum continuous operating voltage MCOV (L-N)175 V AC
Maximum continuous operating voltage MCOV (L-G)175 V AC
Maximum continuous operating voltage MCOV (N-G)264 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 Voltage120/208 V AC
Power distribution systemWye
Nominal frequency50/60 Hz
Measured limiting voltage MLV (L-L)2800 V
Measured limiting voltage MLV (L-N)2200 V
Measured limiting voltage MLV (L-G)3160 V
Measured limiting voltage MLV (N-G)2600 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 AWG10 ... 2

Standards and Regulations

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

Mounting

Mounting TypeDIN rail: 35 mm

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Additional Information

Pack Size1
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