SIEMENS
3RV2021-1FA10 - Siemens 65A Motor Starter
3RV2021-1FA10 - Siemens 65A Motor Starter
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3RV2021-1FA10 - Siemens 65A Motor Starter
The Siemens 3RV2021-1FA10 is a straightforward, reliable motor protection circuit breaker designed for everyday industrial use. It’s part of the SIRIUS 3RV2 line, known for consistent performance and easy integration into control panels. This unit handles both overload and short-circuit protection, with an adjustable current range of 3.5 to 5 A and a CLASS 10 trip curve that works well for typical motor starting conditions. The compact S0 size helps save panel space, and with standard DIN rail mounting and screw terminals, it installs without hassle. It’s a practical choice when you need solid protection without extra complexity.
Key Features and Benefits
- Adjustable Protection Range: 3.5–5 A for small motor applications
- Thermal and Magnetic Trip: Covers overloads and short circuits
- High Breaking Capacity: Up to 100 kA at lower voltages
- Compact Design: S0 frame fits easily into tight panels
- Flexible Mounting: DIN rail or screw mounting options
- Phase Loss Sensitivity: Helps protect motors from imbalance
- Long Mechanical Life: Rated for up to 100,000 operations
- IP20 Protection: Finger-safe front for added safety
Technical Specifications
- Catalog Number: 3RV2021-1FA10
- Series: SIRIUS 3RV2
- Rated Current: 5 A
- Adjustment Range: 3.5 – 5 A
- Rated Voltage: Up to 690 V AC
-
Breaking Capacity (Icu):
- 100 kA @ 240–500 V AC
- 6 kA @ 690 V AC
- Trip Class: CLASS 10
- Poles: 3
- Mounting: 35 mm DIN rail or screw mount
- Terminal Type: Screw terminals
- Operating Temperature: -20°C to +60°C
- Protection Rating: IP20
- Dimensions: 97 mm (H) x 45 mm (W) x 97 mm (D)
Material Compliance and Certifications
- Certifications: UL, CSA, IEC, ATEX, IECEx, plus marine approvals
- ATEX Rating: Ex II (2) GD
- Environmental: Includes Environmental Product Declaration (EPD)
- Compliance Note: SVHC disclosure includes Lead
Where It Works Best
- Motor control panels
- General manufacturing equipment
- HVAC systems
- Pumps and fan applications
- Conveyor systems
- Hazardous locations (ATEX environments)
- Marine and offshore installations
Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.
Siemens®, I-T-E®, and Murray® are registered trademarks of Siemens AG. Products sold are surplus, used, or refurbished and are NOT supplied by Siemens AG or its affiliates.