VAL-MS/1+1-BE - Type 2 surge protection base element

2920528

Base element for type 2 arresters of the VALVETRAB MS product range. Version for 1-phase power supply with separate installation of N and PE conductors.

Product type Base element
Product family VALVETRAB MS
IEC test classification II
T2
EN type T2
Type Base element, DIN rail mounting
Number of positions 2
Surge protection fault message none
Insulation characteristics
Overvoltage category III
Pollution degree 2

Nominal frequency fN 50 Hz (60 Hz)

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

Dimensional drawing
Width 35.6 mm
Height 89.8 mm
Depth 51.5 mm (incl. DIN rail 7.5 mm)
Horizontal pitch 2 Div.

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

Mechanical data
Open side panel No

Direction of action 1L-N & N-PE
Nominal frequency fN 50 Hz (60 Hz)
Maximum continuous voltage UC 500 V AC
Rated load current IL 80 A
Short-circuit current rating ISCCR 25 kA
Max. backup fuse with V-type through wiring 80 A (gG)
Max. backup fuse with branch wiring 200 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)
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
Nominal voltage 690 V AC
SPD Type 4CA
UL connection data
Tightening torque 30 lbf-in.
Conductor cross section AWG 14 ... 2

Standards/specifications IEC 61643-11
Note 2011
Standards/specifications EN 61643-11
Note 2012