Siemens SIRIUS Series System Manual

SIRIUS 3RA6 Compact Starter
System Manual, 02/2008, GWA 4NEB 560 0601-02 DS 02
81
Commissioning
10
10.1 Settings on the compact starter
All settings are made on the device itself.
CLASS 10/20
The CLASS (overload trip class) indicates the tripping time t
A
of the compact starter (from
cold) at 7.2 times the current setting I
e
. As the compact starter features a solid-state overload
relay, the trip class corresponds to the narrow tolerance band E (IEC / EN 60947-6-2):
● CLASS 10: 5 s < t
A
< 10 s
● CLASS 20: 10 s < t
A
< 20 s (for heavy starting)
The trip class can be set to CLASS 10 or CLASS 20 using a slide switch.
Current setting I
e
The rated operating current of the motor requiring protection is set on the setting scale.
RESET M/A
The "RESET M/A" (manual/automatic) selector switch allows you to select manual or auto
reset following an overload trip:
● Manual reset: Following an overload trip, the compact starter is reset manually using the
blue reset button.
● Auto reset: Following an overload trip, the compact starter is reset automatically after
3 minutes. However, a manual reset can still be performed if you have selected this
setting.
For additional information on the manual and auto reset functions, please refer to "
Overload
protec
tion function (Page 53)".

Siemens SIRIUS Series Specifications

General

Brand	Siemens
Model	SIRIUS Series
Category	Controller
Language	English