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Specification & Description
The Siemens 3RA2110-1GA15-1BB4 is a high-quality, fuseless load feeder designed for direct starting applications. This component is part of the SIRIUS product range and is engineered to facilitate efficient and reliable control of motors. With a size S00 footprint, it is compact and suitable for space-conscious installations.
This load feeder operates at an AC voltage of 400V and is equipped with a DC 24V control supply voltage. It features a screw connection for rail-mounting, which makes installation straightforward and secure. The device is designed for coordination type 1, ensuring optimal performance and protection for connected equipment.
The 3RA2110-1GA15-1BB4 is capable of handling a current range of 4.5 to 6.3A, making it versatile for various applications. It also boasts a mechanical service life of approximately 30 million switching cycles, indicating its durability and long-term reliability.
For safety and protection, the unit includes short circuit and overload protection, as well as phase disturbance recognition. It is designed with finger-safe terminals, providing an additional layer of safety during installation and maintenance.
The load feeder's ambient operating temperature range is from -20 to +60°C, which allows it to function effectively in a wide range of environmental conditions. Its compact dimensions, with a height of 167mm, width of 45mm, and depth of 97mm, make it an excellent choice for integration into various control systems without requiring excessive space.
Overall, the Siemens 3RA2110-1GA15-1BB4 is a robust and reliable solution for motor control applications, offering both flexibility and performance in a compact design.
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Frequently Asked Questions
What is the purpose of a load feeder fuseless direct start?
A load feeder fuseless direct start is designed to control and protect motors. It integrates a contactor with overload protection, allowing for direct control of the motor without the need for separate fuses, streamlining the power management process and reducing the number of components required in a circuit.
Can this load feeder be used in hazardous locations?
Yes, the Siemens 3RA2110-1GA15-1BB4 has been designed with certain safety features that allow it to be suitable for use in hazardous locations, provided it meets the specific requirements and certifications for such environments.
What type of protection does this load feeder offer?
This load feeder offers short circuit protection, overload protection, and phase disturbance recognition, ensuring comprehensive safety and reliability for connected equipment.
What are the operating voltage and current specifications for this device?
The operating voltage for this device is rated at 690V, and it has an adjustable pick-up value current of the current-dependent overload release ranging from 4.5 to 6.3A. At AC-3, the operating current at 400V is rated at 4.9A.
What is the mechanical service life of the contactor in this load feeder?
The contactor within this load feeder has a typical mechanical service life of 30 million switching cycles, indicating its durability and longevity in operational use.
Is there a trip indicator or auxiliary switch included with this load feeder?
This load feeder does not come with a trip indicator, but it does allow for the extension with an auxiliary switch, enhancing its functionality and adaptability in various applications.
What is the insulation voltage and impulse voltage resistance of this load feeder?
The insulation voltage of this load feeder is rated at 690V with a degree of pollution 3, and it has an impulse voltage resistance rated at 6kV, ensuring it can withstand transient voltage spikes and maintain electrical integrity.
What is the ambient temperature range for operating this load feeder?
The ambient temperature range for operating this load feeder is from -20°C to +60°C, which allows it to function effectively in a wide range of environmental conditions.
What is the protection class for the front of this load feeder?
The front of this load feeder is rated at IP20, providing protection against solid objects larger than 12.5mm but not against water, making it suitable for indoor use where moisture is not a concern.
How does the overload release design contribute to the functionality of this load feeder?
The overload release is designed as thermal (bimetallic), which provides reliable protection against overload by using a bimetal strip to break the circuit when excessive current causes it to heat and bend, disconnecting the power.
