SIRIUS System Manual
GWA 4NEB 430 0999-02b
6-1
6
3RH, 3TX, LZX coupling links
Section Subject Page
6.1 Specifications/regulations 6-2
6.2 Device description 6-3
6.2.1
Relay coupling modules versus semiconductor coup-
ling modules
6-4
6.2.2
Coupling links in two-tier and
box terminal format
6-5
6.2.3 Plug-in relay coupling links 6-6
6.2.4 Coupling links for direct attachment 6-7
6.2.5 SIRIUS 3 R contactor relays 6-7
6.2.6 Installation 6-7
6.2.7 Notes on configuration 6-8
6.2.8 Explanation of terms 6-9
6.3 Application and areas of use 6-10
6.3.1 General information 6-10
6.3.2 Criteria for selection 6-10
6.4 Accessories 6-12
6.4.1 Accessories for two-tier coupling links 6-12
6.4.2 Accessories for LZX plug-in relay coupling links 6-13
6.5 Mounting and connection 6-14
6.5.1 Mounting 6-14
6.5.2 Connection 6-14
6.5.3 Device circuit diagrams 6-16
6.6 Dimensioned drawings 6-20
6.7 Technical specifications 6-22