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Datasheet generated 2026-10-07
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Siemens Fuse switch-disconnector 3NP1143-1BC20

Siemens · Switchgear & Protection · Fuse Switch-Disconnectors · Germany · siemens.com
Part Number
3NP1143-1BC20  ·  HS 8536.20
Siemens Fuse switch-disconnector 3NP1143-1BC20

Siemens 3NP1143-1BC20 Fuse switch-disconnector. 3-pole., NH1, 250A 60mm busbar system, mounting depth 32/70 mm, frame terminal.

Technical Specifications

Manufacturer part number (MPN)3NP1143-1BC20
EAN / GTIN4011209761469
Sales unitpcs
Rated permanent current Iu250 A
Number of poles3
Conditioned rated short-circuit current Iq80 kA
Degree of protection (IP), front sideIP40
Suitable for fusesNH0, NH1
Motor drive integratedNo
Type of electrical connection of main circuitFrame clamp
Version as emergency stop installationNo
Type of control elementCover grip
Version as main switchNo
Version as safety switchYes
Suitable for floor mountingNo
Suitable for front mountingNo
Suitable for busbar mountingYes
Max. rated operation voltage Ue AC690 V
With error protectionNo
Motor drive optionalNo
Position control elementFront side
Equipped with connectorsNo
Country of originCzechia

Properties

MOQ1

Cross-References

Attached Documents