Siemens Circuit breaker for transformer 20-25A S0 Spring terminals
Siemens

Siemens Circuit breaker for transformer 20-25A S0 Spring terminals

Part number3RV2421-4DA20EAN / GTIN4011209767447HS code8536.90
Electrical Components
Motor Protection Circuit Breakers
MOQ:1

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Product Description

Siemens 3RV2421-4DA20 Circuit breaker for transformer 20-25A S0 Spring terminals.

Technical Specifications

Manufacturer part number (MPN)
3RV2421-4DA20
EAN / GTIN
4011209767447
HS code
8536.90
Sales unit
pcs
Setting range
20-25 A
Width
45 mm
Height
119 mm
Depth
97 mm
Rated operation power at AC-3, 400 V
11 kW
With integrated auxiliary switch
No
Rated permanent current Iu
25 A
With integrated under voltage release
No
Number of poles
3
Rated operating voltage
690 V
Overload release current setting
18–25 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
400 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 4011209767447
  • SAP 1000315212
  • Code 8985281

Product Documentation

Document preview: Siemens 3RV2421-4DA20 — OEM Datasheet

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 3RV2421-4DA20?
3RV2421-4DA20 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 3RV2421-4DA20.
What is the HS code for 3RV2421-4DA20?
The customs tariff (HS) code for 3RV2421-4DA20 is 8536.90.
Who manufactures 3RV2421-4DA20?
3RV2421-4DA20 is a Siemens product in the Electrical Components range.
Is a datasheet available for 3RV2421-4DA20?
Yes — the 3RV2421-4DA20 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 3RV2421-4DA20?
The minimum order quantity is 1.
Is 3RV2421-4DA20 available?
Yes — 3RV2421-4DA20 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).