Siemens Fault Signal Connector 5ST3021
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Product Description
Siemens 5ST3021 Fault Signal Connector. 2No, For Miniature circuit breaker D=70mm.
Technical Specifications
- Manufacturer part number (MPN)
- 5ST3021
- EAN / GTIN
- 4001869187440
- HS code
- 8536.90
- Sales unit
- pcs
- Rated voltage
- 400 V
- Installed at the factory
- No
- Width in number of modular spacings
- 1
- Number of fault-signal switches
- 1
- Device fitting
- Earth leakage circuit breaker and miniature circuit breaker (MCB)
- Additional equipment
- Auxiliary switch/fault-signal switch
- Voltage type for actuating
- DC
- Number of contacts as normally open contact
- 2
- With auto test for earth leakage function
- No
- Country of origin
- Czechia
Standards & Compliance
- HS Code
- 8536.90
Cross References
- EAN 4001869187440
- SAP 1000001817
- Code 816205
Product Documentation
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Technical guides
Catalogue entry last verified: 2026-09-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 5ST3021?
- 5ST3021 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 5ST3021.
- What is the HS code for 5ST3021?
- The customs tariff (HS) code for 5ST3021 is 8536.90.
- Who manufactures 5ST3021?
- 5ST3021 is a Siemens product in the Electrical Components range.
- Is a datasheet available for 5ST3021?
- Yes — the 5ST3021 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 5ST3021?
- The minimum order quantity is 1.
- Is 5ST3021 available?
- Yes — 5ST3021 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).