Siemens SIRIUS 3RT - LED Display Indicator Module; Description

Accessories
9.11 LED display indicator module
SIRIUS - SIRIUS 3RT Contactors/Contactor assemblies
338 Manual, 09/2017, A5E03656507120A/RS-AE/006
9.11
LED display indicator module
9.11.1
Description
The LED display module can be connected to the coil terminals of size S00 to S3 contactors;
it indicates the energized state of the contactors via yellow LEDs. In practice the LED display
indicator module is primarily used for 3RT2 power contactors in size S0.
Table 9- 25 LED display indicator module
Size
Article number
S00 / S0 / S2 / S3
3RT2926-1QT00
The LED display module can be used for voltages of 24 to 240 V AC/DC. The LEDs are
switched on a bidirectional basis to prevent polarity reversal. With AC control both LEDs light
up and with DC control just one LED lights up, depending on the polarity.