System overview
1.5 System properties
SIRIUS Innovations
32 System Manual, 01/2011, A8E56203870002-03
1.5.4 Uniform connection system
The devices are matched to one another in terms of their rated sizes and technical data.
● The same width guarantees quick mounting.
● Devices with the same rated current have the same terminals.
● Device combinations are matched to one another and offer screw-type, spring-loaded,
and ring cable lug connection systems.
The SIRIUS modular system has the right connection system for every environment. The
table below will help you to choose the right connection system:
Table 1- 5 Connection systems
Screw-type Spring-loaded Ring cable lug
Assembly/disassembly
time
Standard Short Long
Testing after
transportation
Required Not required Required
Maintenance costs Standard Low Standard
Contact reliability Standard High Standard
Vibration/shock
resistance
Standard High Standard
Ferrule required on
conductor
Partially required Not required Required
Removal of the
conductor
Standard Easy Laborious
Use of link modules Standard Easy: plug-in Not possible
Available products S00 to S12 (consistent) S00 and S0
(consistent)
S00 and S0 (partially
restricted)
Application frequency 80 % 15 % 5 %
Costs Standard Small surcharge Standard