The Siemens 3RA6120-2CB32 is a compact and robust direct-on-line (DOL) starter, designed to offer efficient control for motors. This product is part of the esteemed SIRIUS range, renowned for its reliability and versatility in various industrial applications. With an insulation voltage rated at 690 V and a control supply voltage of 24 V AC/DC, it is suitable for a wide range of operating conditions.
The 3RA6120-2CB32 features an adjustable response current for the current-dependent overload release, ranging from 1 to 4 A, allowing for precise protection settings tailored to your motor's requirements. The unit is equipped with three poles for the main current circuit and includes both normally closed (NC) and normally open (NO) contacts for auxiliary operations, enhancing its functionality in control circuits.
Designed with a trip class that is adjustable between CLASS 10 and 20, the device ensures optimal protection against motor overload, thereby enhancing the longevity of your equipment. The compact starter is also capable of withstanding challenging environmental conditions, with an operational temperature range of -20 to +60 °C and a storage temperature range of -55 to +80 °C, making it a resilient choice for a variety of settings.
The 3RA6120-2CB32 boasts a mechanical service life of approximately 10 million switching cycles for the main contacts, signifying its durability and reducing the need for frequent replacements. Its spring-loaded terminals for both the main and auxiliary circuits facilitate a secure and maintenance-friendly connection, streamlining installation and servicing processes.
This Siemens compact starter is an ideal solution for those seeking a reliable and efficient method to control and protect motors in industrial environments. Its compact design, combined with its robust performance, makes it a valuable addition to any setup requiring direct control of motor operations.