Mounting And Disassembling Load Feeders; Overview - Siemens SIRIUS 3RT Series System Manual

SIRIUS 3RA21/22 load feeders
6.6 Mounting
6.6.2

Mounting and disassembling load feeders

6.6.2.1

Overview

Please proceed as per the mounting instructions below for self-assembly of 3RA2 load
feeders.
Connection systems
Sizes S0 and S00 support three connection systems:
● Screw connection
● Spring loaded
● Hybrid connection
The hybrid connection system combines screw-type and spring-loaded connection
technology. Motor starter protectors with screw connection and contactors with spring-loaded
connection can be installed together in the load feeder.
The modular system has suitable link modules for each connection system.
Reference
More information ...
About matching link modules
Direct-on-line starter and reversing starter
The reversing starter is mounted in the same way as the direct-on-line starter. The reversing
contactor assembly is used on the link module instead of the individual contactor.
Reference
More information ...
About installing reversing contactor assemblies
576
Can be found in the chapter titled ...
Link modules (Page 611)
Can be found in the chapter titled ...
SIRIUS 3RT2 contactors/contactor assemblies,
under Assembly kit for reversing contactor
assemblies (Page 212)
System Manual, 01/2011, A8E56203870002-03
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