Siemens Circuit breaker for transformer 14-20A S0 Spring terminals
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Product Description
Siemens 3RV2421-4BA20 Circuit breaker for transformer 14-20A S0 Spring terminals.
Technical Specifications
- Manufacturer part number (MPN)
- 3RV2421-4BA20
- EAN / GTIN
- 4011209845558
- HS code
- 8536.90
- Sales unit
- pcs
- Setting range
- 14-20 A
- Width
- 45 mm
- Height
- 119 mm
- Depth
- 97 mm
- Rated operation power at AC-3, 400 V
- 7.5 kW
- With integrated auxiliary switch
- No
- Rated permanent current Iu
- 20 A
- With integrated under voltage release
- No
- Number of poles
- 3
- Rated operating voltage
- 690 V
- Overload release current setting
- 13–20 A
- Power loss
- 10.5 W
- Degree of protection (IP)
- IP20
- With thermal overload protection
- Yes
- Type of electrical connection of main circuit
- Spring clamp connection
- Switch off technique
- Magnetic
- Rated operation power at AC-3, 230 V
- 5.5 kW
- Rated short-circuit breaking capacity Icu at 400 V, AC
- 55 kA
- Adjustment range undelayed short-circuit release
- 325 A
- Phase failure sensitive
- Yes
- Device construction
- Built-in device fixed built-in technique
- Country of origin
- Germany
Standards & Compliance
- HS Code
- 8536.90
Cross References
- EAN 4011209845558
- SAP 1000315206
- Code 8339098
Product Documentation
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Technical guides
- Motor Protection Circuit Breaker Cross-Reference — Schneider TeSys GV2 / GV3, Siemens SIRIUS 3RV2, Eaton PKZM0 / PKZM4, ABB MS116 / MS132 / MS165 by Setting Range
- Siemens SIRIUS 3RV / 3RT Motor Starter Coordination (IEC 60947-4-1)
- Siemens Low-Voltage Code Decoder — 3RT, 3RV, 3RU, 3VA, 5SL and 3SU Explained
Catalogue entry last verified: 2026-09-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 3RV2421-4BA20?
- 3RV2421-4BA20 can be ordered from cballast.com as a Siemens catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Siemens product?
- The manufacturer part number is 3RV2421-4BA20.
- What is the HS code for 3RV2421-4BA20?
- The customs tariff (HS) code for 3RV2421-4BA20 is 8536.90.
- Who manufactures 3RV2421-4BA20?
- 3RV2421-4BA20 is a Siemens product in the Electrical Components range.
- Is a datasheet available for 3RV2421-4BA20?
- Yes — the 3RV2421-4BA20 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 3RV2421-4BA20?
- The minimum order quantity is 1.
- Is 3RV2421-4BA20 available?
- Yes — 3RV2421-4BA20 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).