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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV2011-1KA15 |
| Alternative Part Number | 3RV20111KA15 |
| Manufacturer | Siemens |
| Type | Circuit Breaker |
| Poles | 3 Pole |
| Rated Current | 12 A |
| Rated Voltage | 690 V ac |
| Dimensions | 45 x 96.9 x 97 mm |
| Electrical Connection | Screw-type terminals for main and auxiliary/control current circuit |
| Terminal Type | Removable terminal for auxiliary and control circuit: No |
| Conductor Cross-Section | Main contacts: 2x (0.75 ... 2.5 mm²), 2x 4 mm²; Auxiliary contacts: 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) |
| AWG Conductors | Main contacts: 2x (18 ... 14), 2x 12; Auxiliary contacts: 2x (20 ... 16), 2x (18 ... 14) |
| Tightening Torque | Main contacts: 0.8 ... 1.2 N·m; Auxiliary contacts: 0.8 ... 1.2 N·m |
| Screwdriver Shaft Diameter | 5 to 6 mm |
| Screwdriver Tip Size | Pozidriv 2 |
| Connection Screw Thread | M3 for main and auxiliary/control contacts |
| Safety Related Data | B10 value with high demand rate: 5,000; Proportion of dangerous failures: 50 years |
| Protection Class | IP20 on the front according to IEC 60529 |
| Touch Protection | Finger-safe, for vertical contact from the front |
| Switching Status Indicator | Handle |
| Approvals | General Product Approval, Declaration of Conformity, Test Certificates |
The Siemens 3RV2011-1KA15 is a robust circuit breaker designed for motor protection, ensuring efficient operation and safety in a variety of industrial applications. This three-pole device is part of the SIRIUS product family, renowned for its reliability and performance. With a Class 10 protection rating, it offers an adjustable pick-up value current of the current-dependent overload release ranging from 9 to 12.5 A and a short-circuit release of 163 A.
Crafted for convenience, the 3RV2011-1KA15 features a screw connection and is compatible with standard switching capacities, including a transverse auxiliary switch with 1NO+1NC configuration. Its compact size, with dimensions of 45 x 96.9 x 97 mm, allows for efficient use of space within control cabinets. The circuit breaker is designed to be mounted onto a 35 mm standard mounting rail according to DIN EN 60715, which facilitates easy installation and maintenance.
The device is engineered to withstand challenging industrial environments, with an impulse voltage resistance rated at 6 kV and an IP20 protection class on the front, ensuring finger-safe operation. It is capable of operating at an altitude of up to 2,000 meters above sea level and within an ambient temperature range of -20 to +60°C, making it suitable for a wide range of climatic conditions.
The Siemens 3RV2011-1KA15 circuit breaker is a testament to Siemens' commitment to quality, offering a mechanical service life of 100,000 switching cycles and electrical endurance to match. This makes it a dependable choice for safeguarding motors and electrical circuits against overload and short-circuit conditions in industrial settings across the UK and beyond.
Commonly Asked Questions
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Frequently Asked Questions
What type of circuit breaker is this?
This is a 3-pole circuit breaker designed for protecting electrical circuits from overcurrents and short circuits.
Can this circuit breaker be used in hazardous locations?
Yes, it has certifications for use in hazardous locations, ensuring it meets the necessary safety standards.
What is the rated operating voltage of this circuit breaker?
The rated operating voltage of the circuit breaker is 690 V ac.
What are the dimensions of this circuit breaker?
The dimensions are 45 x 96.9 x 97 mm, making it compact and suitable for standard mounting rails.
What is the tightening torque for the terminals?
The tightening torque for the screw-type terminals is between 0.8 and 1.2 N·m.
What types of conductors can be connected to this circuit breaker?
It can accommodate single or multi-stranded conductors, as well as finely stranded conductors with core end processing.
Is there a specific ambient temperature range for operating this circuit breaker?
The circuit breaker operates effectively within an ambient temperature range of -20 to +60 °C.
What is the mechanical service life of the main contacts?
The main contacts have a mechanical service life of typically 100,000 switching cycles.
Does this circuit breaker offer short circuit protection?
Yes, it includes a magnetic short-circuit trip feature for enhanced protection.
What is the product's IP rating?
The circuit breaker has an IP20 rating, providing a degree of protection against solid objects.
Part conditions explained
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