Coupling device ABB LK/S 4.2 MDRC KNXB0001
ABB KNXB0001
4016779881678
ABB coupling device with the following features:
- Power supply via ABB ibus® KNX (21...30 V DC)
- Maximum power loss 0.25 W
- Ambient conditions max. humidity 95 %, dew point not permitted
- Protection class IP20 according to DIN EN 60 529
- Protection class III according to DIN EN 61140
- Overvoltage category III according to EN 60 664-1
- Degree of contamination 2 in accordance with EN 60 664-1
- Air pressure Atmosphere up to 2,000 m

Coupling device ABB LK/S 4.2 MDRC KNXB0001
€370.14
Tax included
€370.14
Tax included
Tax included
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The ABB i-bus® KNX line coupler LK/S 4.2 is a modular installation device with a module width of 2 space units. It is used as a line or area coupler or as a repeater. As a line coupler, the LK/S connects a line with a main line, as an area coupler it connects a main line with an area line. It provides electrical isolation in this way. In connection with ETS4 it is possible to filter the main groups 14...31.
Dimensions:
- Abb series
- Power supply via ABB ibus® KNX (21...30 V DC)
- Maximum power loss 0.25 W
- Ambient conditions max. air humidity 95 %, dew point not permissible
- Protection class IP20 according to DIN EN 60 529
- Protection class III according to DIN EN 61140
- Overvoltage category III according to EN 60 664-1
- Degree of contamination 2 according to EN 60 664-1
- Air pressure Atmosphere up to 2,000 m
- Weight 0.075 kg
- Depth/Length 64.5 mm
- Height 90 mm
- Width 36 mm
- Weight 0.09 kg
Temperature range
- During operation - 5° C ... + 45 °C
- Storage - 25° C ... + 55 °C
- Transport - 25° C ... + 70 °C
Data sheet
- Type:
- Coupling devices