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3RV2421-4DA10 | MPCB 18 – 25 A, Transformer Protection – Siemens
The Siemens 3RV2421-4DA10 is a Motor Protection Circuit Breaker (MPCB) designed for reliable and efficient protection of motors and transformers. This device is part of the Siemens SIRIUS 3RV series, known for its robust performance and advanced protection features.
Key Features:
- Current Range: 18 – 25 A
- Type: Motor Protection Circuit Breaker (MPCB)
- Application: Specifically designed for transformer protection
- Protection Functions: Provides overload and short-circuit protection
- Tripping Class: Class 10 (fast tripping for motor protection)
- Mounting: DIN rail mounting for easy installation
- Standards Compliance: Meets IEC/EN 60947-2 and IEC/EN 60947-4-1 standards
- Operating Voltage: Suitable for a wide range of operating voltages
- Environmental Resistance: Designed to operate reliably in harsh industrial environments
Applications:
The 3RV2421-4DA10 is ideal for use in industrial applications where reliable motor and transformer protection is critical. It is commonly used in:
- Motor control centers
- Transformer protection circuits
- Industrial automation systems
- Power distribution panels
Technical Specifications:
| Parameter | Value |
|---|---|
| Rated Current (Ie) | 18 – 25 A |
| Rated Operational Voltage (Ue) | Up to 690 V AC |
| Rated Insulation Voltage (Ui) | 1000 V AC |
| Rated Short-Circuit Breaking Capacity (Icu) | 100 kA at 415 V AC |
| Tripping Class | Class 10 |
| Mounting Type | DIN Rail |
| Weight | Approx. 0.5 kg |
Benefits:
- Ensures reliable protection against overloads and short circuits
- Reduces downtime by preventing motor and transformer damage
- Easy to install and integrate into existing systems
- Durable design for long service life in demanding environments
Product Data Sheet
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