Surge Protection Device TN-S 4-Pole with Alarm Contact
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Product Description
Function SEM4-40/275 TNS IR Surge protection device Type 2 SEM4-40/275 TNS IR, pluggable, 4-pole, with relay contact.
Technical Specifications
- Manufacturer part number (MPN)
- SEM4-40/275 TNS IR
- EAN / GTIN
- 7070587117869
- Sales unit
- pcs
- Number of poles
- 4P
- System configuration DC
- No
- System configuration IT
- No
- System configuration TN
- Yes
- System configuration TN-C
- No
- System configuration TT
- No
- Number of conductors (without earthing)
- 4
- Nominal discharge surge current (8/20)
- 20 kA
- Max. discharge surge current (8/20)
- 40 kA
- Nominal voltage AC
- 400 V
- Max. continuous voltage AC
- 550 V
- Voltage protection level L-N
- 1.3 kV
- Short-circuit breaking capacity (Isccr)
- 25 kA
- Integrated backup fuse
- No
- Mounting method
- DIN rail (top hat rail) 35 mm
- Construction size
- 4 modular spacing
- Max. conductor cross section solid (solid, stranded)
- 25 mm²
- Max. conductor cross section flexible (fine-strand)
- 25 mm²
- With remote signalling contact
- Yes
- Signalling at the device
- Optical
- Category type 2
- Yes
- Degree of protection (IP)
- IP20
- Country of origin
- Spain
Standards & Compliance
- HS Code
- 8536.30
Cross References
- EAN 7070587117869
- SAP 1000331959
- Code 81074954
Product Documentation
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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 SEM4-40/275 TNS IR?
- SEM4-40/275 TNS IR can be ordered from cballast.com as a Function 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 Function product?
- The manufacturer part number is SEM4-40/275 TNS IR.
- What is the HS code for SEM4-40/275 TNS IR?
- The customs tariff (HS) code for SEM4-40/275 TNS IR is 8536.30.
- Who manufactures SEM4-40/275 TNS IR?
- SEM4-40/275 TNS IR is a Function product in the Switchgear & Protection range.
- Is a datasheet available for SEM4-40/275 TNS IR?
- Yes — the SEM4-40/275 TNS IR datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for SEM4-40/275 TNS IR?
- The minimum order quantity is 1.
- Is SEM4-40/275 TNS IR available?
- Yes — SEM4-40/275 TNS IR 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).