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Product Details
Product Name: VAL-MS 230/3+1 FM – Type 2 surge arrester
Article Number: 2838199
Description: Surge voltage arrester consisting of base element with remote indicator contact and ground connectors, for mounting on NS 35/7.5, nominal voltage: 230 V AC, 3 + 1 circuit
Technical Data
Product properties
Product family: VALVETRAB MS
IEC test classification: II, T2
EN type: T2
IEC power supply system: TN-S, TT
Type: DIN rail module, two-section, divisible
Number of positions: 4
Surge protection fault message: Optical, remote indicator contact
Overvoltage category: III
Pollution degree: 2
Electrical properties
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 data
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
Dimensions
Width: 71 mm
Height: 98.7 mm
Depth: 65.7 mm (incl. DIN rail 7.5 mm)
Horizontal pitch: 4 Div.
Material specifications
Color: black (RAL 9005)
Flammability rating according to UL 94: V-0
Housing material: PA 6.6, PBT
Protective circuit
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)
Maximum continuous operating voltage UC (L-N): 275 V AC
Maximum continuous operating voltage UC (L-PE): 275 V AC
Maximum continuous operating voltage UC (N-PE): 260 V AC
Rated load current IL: 80 A
Nominal discharge current In (8/20) µs: 20 kA
Maximum discharge current Imax (8/20) µs: 40 kA
Short-circuit current rating ISCCR: 25 kA
Voltage protection level Up (L-N): ≤ 1.35 kV
Voltage protection level Up (L-PE): ≤ 1.6 kV
Voltage protection level Up (N-PE): ≤ 1.5 kV
Response time tA (L-N): ≤ 25 ns
Response time tA (L-PE): ≤ 100 ns
Response time tA (N-PE): ≤ 100 ns
Max. backup fuse with V-type through wiring: 80 A (gG)
Max. backup fuse with branch wiring: 125 A (gG)
Environmental and real-life conditions
Degree of protection: IP20 (only when all terminal points are used)
Ambient temperature (operation): -40 °C … 80 °C
Altitude: ≤ 2000 m (amsl)
Mounting
Mounting type: DIN rail: 35 mm
Commercial data
GTIN: 4017918172800
Weight per piece (excluding packing): 399.7 g
Country of origin: DE
