Description
The Siemens SIRIUS 3RV2021-4BA10 is a motor protection circuit breaker designed for industrial automation applications. This S0 size motor starter protector features an adjustable current range from 14A to 20A with Class 10 overload trip characteristics (trips in 10 seconds or less). The device includes magnetic trip elements for short circuit protection and is phase loss sensitive. With screw terminals and DIN rail mounting, it provides comprehensive motor protection in a compact design. The 3RV2021-4BA10 is approved for Type E protection and can be used downstream of a fuse or circuit breaker to provide overload and short circuit protection, disconnect, and motor control functions in one device.
Key Features
- Motor Protection Circuit Breaker with adjustable current setting
- Adjustable current range: 14A to 20A
- Class 10 overload trip characteristics
- Magnetic short-circuit protection
- Phase loss sensitive
- Screw terminal connection
- DIN rail mounting
- Size S0 compact design
- Country of origin: Germany
Technical Specifications
- Adjustable Current Range: 14A to 20A
- Trip Class: Class 10 (trips in 10 seconds or less)
- Terminal Type: Screw terminals
- Mounting: DIN rail
- Protection Type: Type E (self-protected combination motor controller)
- Phase Loss Sensitivity: Yes
- Overload Protection: Thermal overload relay function
- Short-Circuit Protection: Magnetic trip elements
- Standards: UL approved
- Dimensions: Compact S0 size
- Weight: approx. 0.44 kg
- Protection Degree: IP20
- Operating Temperature: -20°C to +60°C
Warranty & After-Sales
- Factory new units: 12 months warranty
- Refurbished units: 3-6 months warranty
- Technical support for configuration and integration
- Wiring and installation assistance
- Compatibility verification with existing systems
- Commissioning and diagnostics support available
Delivery Time
- Standard delivery: 3-5 working days
- Express shipping available upon request
Why Choose Our Store
- Genuine Siemens SIRIUS components
- Global supply network with competitive pricing
- Expertise in industrial automation systems
- Comprehensive technical documentation
- Responsive customer service and support
Applications
- Motor protection for 14-20A applications
- Conveyor system protection
- Pump and compressor drives
- Fan and blower motor control
- Material handling equipment
- Industrial machinery protection
- Building automation systems
- Small to medium motor control applications
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