Type 2 surge arrester - VAL-MS 350 VF/FM
2856579

Surge voltage arrester consisting of base element with remote indicator contact and protective plug with a connection in series with a varistor and a gas-filled spark gap, for mounting on NS 35/7.5, nominal voltage: 230 V AC, 1-channel


Product Details




General
Note Usable in all low-voltage systems between L-N or L-PEN.
Only usable in IT Systems between L-PE, if the exposed-conductive-parts (bodies) of the equipment of the low-voltage installation is connected to the earthing arrangement of the transformer substation. (interconnected earthing arrangement of the HV-transformer substation with the bodies of the LV-installation. RE = RA accordance to IEC 60364-4-442 / VDE 0100-442 Fig. 44D / Example a)

IEC test classification II
T2
EN type T2
IEC power supply system TN
TT
IT
Type DIN rail module, two-section, divisible
Product type Surge arrester
Number of positions 1
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 ... 1 A 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 solid 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
Conductor cross section flexible 0.14 mm² ... 1.5 mm²
Conductor cross section solid 0.14 mm² ... 1.5 mm²
Conductor cross section AWG 28 ... 16

Dimensional drawing
Width 17.6 mm
Height 96.8 mm
Depth 65.7 mm (incl. DIN rail 7.5 mm)
Horizontal pitch 1 Div.

Color jet 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
L-PEN
Direction of action 1L-N/PE
Nominal voltage UN 240/415 V AC (TN)
240/415 V AC (TT)
230 V AC (IT)
Nominal frequency fN 50 Hz (60 Hz)
Maximum continuous voltage UC 350 V AC
Rated load current IL 80 A
Residual current IPE ≤ 5 µA
Standby power consumption PC ≤ 2 mVA
Nominal discharge current In (8/20) µs 10 kA
Maximum discharge current Imax (8/20) µs 20 kA
Short-circuit current rating ISCCR 25 kA
Voltage protection level Up ≤ 1.5 kV
Residual voltage Ures ≤ 1.2 kV (at In)
≤ 1.2 kV (at 10 kA)
≤ 1.1 kV (at 5 kA)
Front of wave sparkover voltage at 6 kV (1.2/50) µs ≤ 1.5 kV
TOV behavior at UT 415 V AC (5 s / withstand mode)
440 V AC (120 min / 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)

Ambient conditions
Degree of protection IP20 (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 (above mean sea level))
Permissible humidity (operation) 5 % ... 95 %
Shock (operation) 25g (Half-sine / 11 ms / 3x ±X, ±Y, ±Z)
Vibration (operation) 5g (10 ... 500 Hz / 2.5 h / X, Y, Z)

UL specifications
Maximum continuous operating voltage MCOV (L-N) 350 V AC
Nominal discharge current In (L-N) 10 kA
Mode of protection L-N
Nominal voltage 240 V AC
Power distribution system Single phase
Nominal frequency 50/60 Hz
Measured limiting voltage MLV (L-N) 2420 V
SPD Type 4CA
AC operating voltage 125 V AC
AC operating current 1 A AC
UL connection data
Tightening torque 30 lbf-in.
Conductor cross section AWG 14 ... 2

Standards/specifications IEC 61643-11
Standards/specifications EN 61643-11

Mounting type DIN rail: 35 mm

Item number 2856579
Packing unit 1 pc
Minimum order quantity 1 pc
Sales Key C06
Product Key CL1321
Catalog Page Page 62 (C-4-2019)
GTIN 4017918876852
Weight per Piece (including packing) 134.9 g
Weight per Piece (excluding packing) 134.9 g
Customs tariff number 85363030
Country of origin DE


ECLASS

ECLASS-9.0 27130805
ECLASS-10.0.1 27130805
ECLASS-11.0 27130805
ECLASS-12.0 27171202

ETIM

ETIM 8.0 EC000941

UNSPSC

UNSPSC 21.0 39121600

cUL Recognized

Approval ID: FILE E 330181

UL Recognized

Approval ID: FILE E 330181

IECEE CB Scheme

Approval ID: AT 2905/M1

EAC

Approval ID: EAC-Zulassung

CCA

Approval ID: NTR-AT 1947-A
Approval Specification Data
Nominal Voltage UN Nominal Current IN Cross Section AWG Cross Section mm2

KEMA-KEUR

Approval ID: 71-113273

EAC

Approval ID: RU C-DE.*09.B.00169

CSA

Approval ID: 13631

ÖVE

Approval ID: 18583-001-16

cULus Recognized


China RoHS Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values

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Your advantages

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
Suitable for use in insulation-monitored systems due to combination of varistor and gas discharge tube free of leakage current
Can be used in applications with increased insulation strength, e.g., railway technology