Siemens SIRIUS 3RH Series, Системное руководство

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System overview
1.7 Components and combinations
SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03
61
1.7.4.2 SIRIUS 3RA6 compact starters
3RA6 compact starter
Figure 1-28 Compact starter
The SIRIUS 3RA6 compact starter is a compact, highly integrated device which features
state-of-the-art controls, including practical diagnostics functions. The compact starter
ensures improved efficiency and reliability in the control cabinet.
Table 1- 16 3RA6 compact starters
Area Customer benefits
Functions 
Direct-on-line starter and reversing starter

Short-circuit protection, electronic overload protection, functional switching,
and line protection

Mechanical and electrical interlock with reversing starter
 IO-Link and AS-i connection
 Manual and automatic reset (remote reset via control)
Dimensioning and
design
 S0 (0.1 up to 32 A/15 kW)

Width of 45 mm (direct-on-line starter) or 90 mm (reversing starter)

5 setting ranges from 0.1 A to 32 A

Weld-free contacts (end-of-service-life indication)
 Screw-type and spring-loaded connection systems with removable
terminals in the main and auxiliary circuits
Mounting
advantages

SIRIUS 3RA68 infeed system for simpler, space-saving installation
 Connection of cables up to 70 mm²
 Coding and locking options in the 3RA6 compact starter

Screw-type and spring-loaded terminals

Removable terminals for easy and quick replacement if service is required
(permanent wiring)

Optional control kit for testing the main current path
Application
areas/customer
benefits

Integrated diagnostics functions

Large wide voltage ranges and wide setting ranges
 Three different power infeed options
 Comprehensive approvals for global applicability

Fast and standardized configuration thanks to full integration in STEP 7