Type 2 surge arrester - VAL-MS 800/30 VF/FM

Surge arrester consisting of 2-channel base element with remote indication contact and protective plugs connected in series with a varistor and a gas-filled spark gap.

Product Details

Note For use in all low-voltage systems between L-PEN.
Only for use in IT systems between L-PE if the bodies of the equipment in the low-voltage system are connected to the grounding system of the transformer station. (common grounding of the HV transformer station and the bodies of the LV consumer's installation. RE = RA according to IEC 60364-4-442/VDE 0100-442 Figure 44D/example a)
VSDC > 2500 V

IEC test classification II
EN type T2
IEC power supply system TN
Type DIN rail module, two-section, divisible
Distance between live and grounded parts 8 mm
Product type Surge arrester
Number of positions 2
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 ... 1.5 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 35.6 mm
Height 96.8 mm
Depth 65.7 mm (incl. DIN rail 7.5 mm)
Horizontal pitch 2 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

Mode of protection L-PE
Direction of action 1L-GND
Nominal voltage UN 400/690 V AC (TN-C)
690 V AC (IT)
Nominal frequency fN 50 Hz (60 Hz)
Maximum continuous voltage UC 800 V AC
Rated load current IL 80 A
Residual current IPE ≤ 3 µA
Standby power consumption PC ≤ 3 mVA
Nominal discharge current In (8/20) µs 15 kA
Maximum discharge current Imax (8/20) µs 30 kA
Short-circuit current rating ISCCR 25 kA
Voltage protection level Up ≤ 5 kV
Residual voltage Ures ≤ 3 kV (at In)
≤ 2.6 kV (at 10 kA)
≤ 2.4 kV (at 5 kA)
≤ 2.3 kV (at 3 kA)
Front of wave sparkover voltage at 6 kV (1.2/50) µs ≤ 5 kV
TOV behavior at UT 1550 V AC (5 s / withstand mode)
Response time tA ≤ 100 ns
Max. backup fuse with V-type through wiring 80 A (gG)
Max. backup fuse with branch wiring 100 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)

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

Mounting type DIN rail: 35 mm

Item number 2805402
Packing unit 1 pc
Minimum order quantity 1 pc
Sales Key C06
Product Key CL1321
Catalog Page Page 65 (C-4-2019)
GTIN 4046356498821
Weight per Piece (including packing) 251.5 g
Weight per Piece (excluding packing) 244.2 g
Customs tariff number 85363010
Country of origin DE


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


ETIM 8.0 EC000941


UNSPSC 21.0 39121600


Approval ID: AT 2905/M1


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


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


Approval ID: 71-113273 REV.1


Approval ID: TAE000041M
Approval Specification Data
Nominal Voltage UN Nominal Current IN Cross Section AWG Cross Section mm2


Approval ID: 18583-001-16

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

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
Can be used in power electronics applications and wind turbine generators (rotor) due to application-specific response behavior