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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RA2110-0HA15-1BB4 |
| Alternative Part Number | 3RA21100HA151BB4 |
| Manufacturer | Siemens |
| Product Type | Load feeder fuseless, Direct-on-line starting |
| Voltage Rating | 400 V AC |
| Control Voltage | DC 24 V |
| Current Range | 0.55 - 0.80 A |
| Connection Type | Screw connection |
| Mounting | Suitable for DIN rail mounting |
| Coordination Type | Type 2, Iq = 150 kA |
| Auxiliary Contacts | 1 NO (Contactor) |
| Contactor Supplied | 3RT2015-1BB41 |
| Circuit Breaker Supplied | 3RV2011-0HA10 |
| Link Module Supplied | 3RA1921-1DA00 |
| Insulation Voltage | 690 V (with pollution degree 3) |
| Impulse Withstand Voltage | 6 kV |
| Protection Class | IP20 (front side and connection terminal) |
| Shock Resistance | According to IEC 60068-2-27: 6g / 11 ms |
| Product Family | SIRIUS |
| Product Designation | Direct starter |
| Construction Size | S00 (for both power switch and motor starter) |
The Siemens 3RA2110-0HA15-1BB4 is a robust and reliable load feeder designed for fuseless direct-on-line starting at 400 V AC. This component, part of the SIRIUS product family, is engineered for DIN-rail or screw mounting, offering flexibility and ease of installation in a variety of industrial settings. With a mechanical service life of approximately 30 million switching cycles, this load feederThe Siemens 3RA2110-0HA15-1BB4 is a robust and reliable load feeder designed for fuseless direct-on-line starting at 400 V AC. This component, part of the SIRIUS product family, is engineered to facilitate straightforward and efficient motor starting solutions. With a compact S00 construction size, it is suitable for DIN rail or screw mounting, offering flexibility in installation.
The device features a three-pole main circuit with an electromechanical contact design and an adjustable current-dependent overload release ranging from 0.55 to 0.8 A. It operates at a rated control supply voltage of 24 V DC and has a holding power of the magnet coil at 4 W, ensuring stable performance in various industrial environments.
The 3RA2110-0HA15-1BB4 is equipped with a thermal (bimetallic) overload release, classified under trip class CLASS 10, providing reliable protection for motors. It also includes an auxiliary switch for product extension, enhancing its functionality.
Designed to withstand challenging conditions, it has a mechanical service life of typically 30 million switching cycles and can operate within an ambient temperature range of -20 to +60 °C. The device is also finger-safe, offering protection against electrical shock, and has an IP20 protection class for the front side and connection terminals.
This load feeder is a testament to Siemens' commitment to quality and efficiency, making it a suitable choice for a wide range of industrial motor control applications.
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Frequently Asked Questions
What is the purpose of this load feeder?
The load feeder is designed for fuseless direct-on-line starting of motors, providing a straightforward and efficient method to start motors with a 400 V AC power supply.
Can this device be mounted on a DIN rail?
Yes, it is suitable for DIN rail mounting, which allows for easy installation and integration into electrical distribution systems.
What is the IP rating of this load feeder?
The load feeder has an IP20 protection rating for both the front side and the connection terminals, indicating a basic level of protection against solid objects.
What are the operating temperature limits for this device?
The device can operate within a temperature range of -20 to +60 degrees Celsius, ensuring reliable performance in various industrial environments.
What is the rated insulation voltage for this load feeder?
The rated insulation voltage for this load feeder is 690 V, with a pollution degree of 3, which is suitable for most industrial applications.
What is the mechanical durability of the included contactor?
The included contactor has a mechanical durability of typically 30 million operating cycles, highlighting its robustness and longevity.
Is there an auxiliary switch expansion available for this load feeder?
Yes, the product can be expanded with an auxiliary switch, providing additional functionality for various control and monitoring tasks.
What type of overload release does the load feeder have?
The load feeder is equipped with a thermal (bimetal) overload release, offering protection against overcurrent by using a CLASS 10 activation class.
What is the significance of the coordination type mentioned in the specifications?
The coordination type refers to the level of fault protection provided. Type 2 coordination ensures that the load feeder and the circuit remain functional after a short-circuit fault, without the need for component replacement.
How does the shock resistance of this load feeder comply with industry standards?
The load feeder is shock-resistant according to IEC 60068-2-27, withstanding impacts of 6 g for 11 ms, which ensures its durability in environments with vibration and occasional shocks.
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