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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV1021-0CA10 |
| Alternative Part Number | 3RV10210CA10 |
| Manufacturer | Siemens |
| Product Type | Circuit Breaker |
| Rated Operating Voltage | 690 V ac |
| Mounting Type | DIN Rail Mount |
| Short-Circuit Breaking Capacity | 100 kA |
| Number of Poles | 3 Poles |
| Operating Current | 0.25 A |
| Trip Class | CLASS 10 |
| Adjustable Response Current | 0.18 – 0.25 A for overload release |
| Ambient Operating Temperature | -20 … +60 °C |
| Installation Altitude | Up to 2,000 metres above sea level |
| Protection Class | IP20 on the front |
| Mechanical Service Life | 100,000 operating cycles for main contacts |
| Connection Type | Screw-type terminals for main and auxiliary/control current circuit |
| Conductor Cross-Section | Solid: 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), Stranded: 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²) |
| Width | 45 mm |
| Height | 97 mm |
| Depth | 96 mm |
| Resistance to Shock | 25g / 11 ms |
The Siemens 3RV1021-0CA10 is a robust circuit breaker designed for motor protection, ensuring the safe and efficient operation of machinery in various industrial settings. This DIN Rail Mount circuit breaker is engineered to handle a current of 0.25 A and an operating voltage of up to 690 V ac, making it suitable for a wide range of applications. It features a three-pole design and boasts a substantial short-circuit breaking capacity of 100 kA, providing reliable protection against overloads and short circuits.
Crafted for durability and longevity, the 3RV1021-0CA10 is part of the SIRIUS product family, a name synonymous with quality and performance in the field of industrial controls. The device is equipped with a Class 10 trip class, which ensures a rapid response to current overloads, thereby safeguarding motors and connected equipment from damage.
The circuit breaker's compact dimensions, with a width of 45 mm, a height of 97 mm, and a depth of 96 mm, allow for efficient use of space inside control cabinets. Its screw-type terminals facilitate straightforward installation and secure connections, accommodating a range of conductor cross-sections for both solid and stranded wires.
Designed to perform reliably in a variety of environmental conditions, the 3RV1021-0CA10 can be installed at altitudes up to 2000 metres above sea level and operates effectively within a temperature range of -20 to +60 degrees Celsius. Its IP20 protection class rating on the front ensures that the components are safeguarded against the ingress of solid objects.
The Siemens 3RV1021-0CA10 circuit breaker is an essential component for industrial professionals seeking a dependable solution for motor protection and electrical circuit control. Its meticulous design and construction reflect Siemens' commitment to excellence in industrial automation and control.
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Frequently Asked Questions
What type of device is this circuit breaker suitable for?
The Siemens circuit breaker is designed for motor protection, providing overload and short-circuit protection for motors in industrial applications.
Can this circuit breaker be mounted on a DIN rail?
Yes, it is designed for DIN rail mounting, allowing for easy installation and removal within electrical enclosures.
What is the rated operational voltage of this circuit breaker?
The rated operational voltage for this circuit breaker is 690 V ac, making it suitable for a wide range of industrial voltage requirements.
What is the interrupting capacity of this circuit breaker?
This circuit breaker has a high interrupting capacity of 100 kA, ensuring reliable protection against short-circuit currents.
How many poles does this circuit breaker have?
It is equipped with 3 poles, which is typical for three-phase power systems commonly used in industrial settings.
What is the current rating for this circuit breaker?
The current rating for this circuit breaker is 0.25 A, which is ideal for protecting low-power motors and circuits.
Is the terminal connection type suitable for different conductor cross-sections?
Yes, the screw-type terminals are designed to accommodate a range of conductor cross-sections, both solid and stranded, for flexible installation options.
Does this circuit breaker offer phase failure detection?
Indeed, it includes phase failure detection, which helps to prevent damage to motors and equipment caused by phase loss.
What is the trip class of this circuit breaker?
The trip class for this circuit breaker is CLASS 10, which indicates the time it takes for the breaker to trip in the event of an overload.
Can the overload release current value be adjusted?
Yes, the current-dependent overload release is adjustable, providing flexibility to match the protection requirements of the connected motor.
Part conditions explained
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