VAL-MS 350VF/3+1-FM - Type 2 surge arrester

2858632

Surge voltage arrester 4-channel, for mounting on NS 35/7.5, with remote indicator contact. 350 V AC

Product type Surge arrester
Product family VALVETRAB MS
IEC test classification II
T2
EN type T2
IEC power supply system TT
TN-S
Type DIN rail module, two-section, divisible
Number of positions 4
Surge protection fault message Optical, remote indicator contact
Insulation characteristics
Overvoltage category III
Pollution degree 2

Nominal frequency fN 50 Hz (60 Hz)
Indicator/remote signaling
Connection name Remote fault indicator contact
Switching function Changeover contact
Operating voltage 5 V AC ... 250 V AC
30 V DC
Operating current 5 mA AC ... 750 mA AC
1 A DC

Connection method Screw connection
Screw thread M5
Tightening torque 3 Nm (1.5 mm² ... 16 mm²)
4.5 Nm (25 mm² ... 35 mm²)
Stripping length 16 mm
Conductor cross section flexible 1.5 mm² ... 25 mm²
Conductor cross section rigid 1.5 mm² ... 35 mm²
Conductor cross section AWG 15 ... 2
Connection method Fork-type cable lug
Conductor cross section flexible 1.5 mm² ... 16 mm²
Remote fault indicator contact
Connection method Plug-in/screw connection via COMBICON
Screw thread M2
Tightening torque 0.25 Nm
Stripping length 7 mm
Conductor cross section flexible 0.14 mm² ... 1.5 mm²
Conductor cross section rigid 0.14 mm² ... 1.5 mm²
Conductor cross section AWG 28 ... 16

Dimensional drawing
Width 71 mm
Height 98.7 mm
Depth 65.7 mm (incl. DIN rail 7.5 mm)
Horizontal pitch 4 Div.

Color black (RAL 9005)
Flammability rating according to UL 94 V-0
CTI value of material 600
Insulating material PA 6.6/PBT
Material group I
Housing material PA 6.6
PBT

Mode of protection L-N
L-PE
N-PE
Direction of action 3L-N & N-PE
Nominal voltage UN 240/415 V AC (TN-S)
240/415 V AC (TT)
Nominal frequency fN 50 Hz (60 Hz)
Maximum continuous operating voltage UC (L-N) 350 V AC
Maximum continuous operating voltage UC (L-PE) 350 V AC
Maximum continuous operating voltage UC (N-PE) 260 V AC
Rated load current IL 80 A
Residual current IPE ≤ 5 µA
Standby power consumption PC ≤ 0.60 mVA
Nominal discharge current In (8/20) µs (L-N) 10 kA
Nominal discharge current In (8/20) µs (L-PE) 10 kA
Nominal discharge current In (8/20) µs (N-PE) 20 kA
Maximum discharge current Imax (8/20) µs (L-N) 20 kA
Maximum discharge current Imax (8/20) µs (L-PE) 20 kA
Maximum discharge current Imax (8/20) µs (N-PE) 40 kA
Follow current interrupt rating Ifi (N-PE) 100 A
Short-circuit current rating ISCCR 25 kA
Voltage protection level Up (L-N) ≤ 1.5 kV
Voltage protection level Up (L-PE) ≤ 2 kV
Voltage protection level Up (N-PE) ≤ 1.5 kV
Residual voltage Ures (L-N) ≤ 1.2 kV (at In)
≤ 1.2 kV (at 10 kA)
≤ 1.1 kV (at 5 kA)
Residual voltage Ures (L-PE) ≤ 1.35 kV (at In)
≤ 1.35 kV (at 10 kA)
≤ 1.2 kV (at 5 kA)
Residual voltage Ures (N-PE) ≤ 0.4 kV (at In)
≤ 0.25 kV (at 10 kA)
≤ 0.15 kV (at 5 kA)
≤ 0.1 kV (at 3 kA)
TOV behavior at UT (L-N) 415 V AC (5 s / withstand mode)
440 V AC (120 min / safe failure mode)
TOV behavior at UT (N-PE) 1200 V AC (200 ms / withstand mode)
Response time tA ≤ 100 ns
Max. backup fuse with V-type through wiring 80 A (gG)
Max. backup fuse with branch wiring 125 A (gG)