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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
2801242
Weight
0.058 kg
Series VAL-MS-T1

VAL-MS-T1/T2 48/12.5 ST - Type 1/2 surge protection plug

L-N replacement plug for VAL-MS-T1/T2 48/12.5 plug-in lighting/surge arrester.

  • 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
  • Surge protection for (-) 48 V DC 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 systemTN
TypeMale
Surge protection fault messageoptical

Insulation characteristics

Overvoltage categoryIII
Pollution degree2

Electrical properties

Nominal frequency fN50 Hz (60 Hz)
Nominal voltage UN60 V AC
Nominal voltage UN60 V DC
Nominal voltage UN- 48 V DC (RRH)

Connection data

Connection Methodpluggable

Dimensions

Width17.5 mm
Height47 mm
Depth67.3 mm
Horizontal pitch1 Div.

Material specifications

Colorblack (RAL 9005)
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 protectionN-PE
Mode of protection(L+) - (L-)
Mode of protection(L+) - PE
Direction of actionL-N / L-PEN
Nominal voltage UN60 V AC ±10 % (TN)
Nominal voltage UN60 V DC ±10 %
Nominal voltage UN-48 V DC ±10 % (RRH)
Nominal frequency fN50 Hz (60 Hz)
Maximum continuous voltage UC75 V AC
Maximum continuous voltage UC100 V DC
Residual current IPE≤ 0.6 mA
Standby power consumption PC≤ 45.00 mVA
Nominal discharge current In (8/20) µs12.5 kA
Maximum discharge current Imax (8/20) µs30 kA
Impulse discharge current (10/350) µs, charge6.25 As
Impulse discharge current (10/350) µs, specific energy39 kJ/Ω
Impulse discharge current (10/350) µs, peak value limp12.5 kA
Short-circuit current rating ISCCR25 kA
Voltage protection level Up≤ 0.4 kV
Residual voltage Ures≤ 0.4 kV (at In)
Residual voltage Ures≤ 0.35 kV (at 10 kA)
Residual voltage Ures≤ 0.3 kV (at 5 kA)
Residual voltage Ures≤ 0.275 kV (at 4 kA)
Residual voltage Ures≤ 0.25 kV (at 3 kA)
TOV behavior at UT100 V AC (5 s / withstand mode)
TOV behavior at UT130 V DC (5 s / withstand mode)
Response time tA≤ 25 ns
Max. backup fuse with branch wiring160 A (gG)

Additional technical data

Maximum discharge current Imax (8/20) µs65 kA

Ambient conditions

Degree of ProtectionIP20
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-)100 V DC
Short-circuit current rating (SCCR)5 kA
Voltage protection rating VPR (L+) - (L-)400 V
Nominal discharge current In (L+) - (L-)20 kA
Mode of protection(L+) - (L-)
Nominal Voltage60 V DC
SPD Type1CA

Standards and Regulations

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

Mounting

Mounting Typeon base element
Accessories

Why Proax for Phoenix Contact VAL-MS-T1/T2 48/12.5 ST?

Proax is an authorized distributor of Phoenix Contact VAL-MS-T1/T2 48/12.5 ST 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 NamesVALMST1T248125ST
Pack Size10
Recommended
Sold in quantities of 10

Available for order