The Siemens 3RV1011-1GA25 is a robust circuit breaker designed for motor protection, ensuring efficient and reliable operation in a variety of industrial applications. This component, part of the SIRIUS product family, is engineered to provide Class 10 protection, with an adjustable A-release range of 4.5 to 6.3 A and an N-release of 82 A. It features a three-pole design for the main current circuit and includes an integrated auxiliary switch with a 1NO+1NC configuration.
Constructed to withstand challenging conditions, the 3RV1011-1GA25 operates effectively within an ambient temperature range of -20 to +60 degrees Celsius and is rated for voltages up to 690V. It is also capable of handling service power at AC-3, 400 V, with a rated value of 2.2 kW, and an operating current of 6.3 A. The device's mechanical endurance is notable, with a typical operating time of 100,000 mechanical operating cycles for the main contacts.
The circuit breaker's compact dimensions, with a width of 45 mm, a height of 90 mm, and a depth of 81 mm, allow for convenient installation in space-constrained environments. It can be mounted easily onto a 35 mm standard mounting rail according to DIN EN 50022, and its screw and snap-on mounting options provide flexibility for various installation requirements.
For wiring, the 3RV1011-1GA25 utilises Cage Clamp terminals for both the main and auxiliary circuits, supporting a range of conductor cross-sections and ensuring a secure and maintenance-free connection. The device is also finger-safe, offering protection against electrical shock and bearing an IP20 rating on the front for additional safety.
The Siemens 3RV1011-1GA25 is a dependable choice for motor protection, offering precise overload and phase disturbance recognition, along with a trip indicator for easy status monitoring. Its durable design and comprehensive protection features make it a valuable asset for maintaining the integrity and performance of motor-driven systems.