VAL-MS-T1/T2335-12.5-3+1 Phoenix Surge protection 50 kA (10/350μs) (All) MDB สายนิวตรอนแยกกับสายกราวด์ VAL-MS-T1/T2335-12.5-3+1

VAL-MS-T1/T2335-12.5-3+1 Compact Set Phoenix Surge protection 37.5 kA (All) ใช้กับตู้ MDB แบบสายนิวตรอนแยกกับสายกราวด์

ระบบไฟฟ้าแบบ TN-C or 3 PHASE 4 WIRE 4-conductor system; L1, L2, L3, PEN

Surge protection for the power supply unit Type 1/2 lightning arrester/surge arrester VAL-MS-T1/T2

– Seamless pluggability (even for N/PE spark gap)
– Secure hold of connectors in the event of high lightning current loads and strong vibration thanks to new latching
– Thermal disconnect device for each individual connector
– Optical, mechanical status indication for the individual arresters
– With or without floating remote indication contact
– Mechanical keying of all slots
– Connectors can be checked with CHECKMASTER

Electrical data

IEC category / EN type I, II / T1, T2
Nominal voltage UN 240 V AC (230/400 V AC ... 240/415 V AC)

Maximum continuous operating voltage U

L-N / N-PE / L-PEN

350 V AC / 350 V AC / -
Lightning test curr. Iimp (10/350) μs  
Peak value 50 kA
Charge 25 As
Specific energy 625.00 kJ/Ω

Nominal discharge surge current In (8/20) μs

L-N / L-PE / N-PE / L-PEN

12.5 kA / - / 50 kA / -

Follow current quenching capacity Ifi

L-N / L-PE / N-PE / L-PEN

- / - / 100 A (264 V AC) / -

Protection level UP L-N / L-PE / N-PE / L-PEN

≤ 1.2 kV / ≤ 2 kV / 1.7 /-
Response time tA L-N / L-PE / N-PE / L-PEN ≤ 25 ns / ≤ 100 ns / -
Backup fuse max. in acc. with IEC 315 A (gL/gG)
General data  
 Dimensions W / H / D 71.2 mm / 99 mm / 77.5 mm
 Connection data solid / stranded / AWG 1.5 ... 35 mm² / 1.5 ... 25 mm² / 15 - 2
 Temperature range  -40 °C ... 80 °C
 Inflammability class in acc. with UL 94  V0
 Test standards IEC 61643-1 / EN 61643-11/A11
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