• Siemens SENTRON 3NX LV HRC signal detectors and fuse monitors
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Siemens SENTRON 3NX LV HRC signal detectors and fuse monitors

Siemens SENTRON 3NX LV HRC signal detectors and fuse monitors

SENTRON LV HRC signal detectors, signal detector links and tops plus an electronic fuse monitor for remote display of tripped fuses.

Key features

  • Signal detectors for LV HRC fuse sizes 000 to 4
  • Signal detector links for standard applications and meshed networks
  • Signal detector tops for sizes 000, 00, 1 and 2
  • Electronic fuse monitor for remote display of tripped fuses (690 V)

Specifications

Brand Siemens SENTRON
System LV HRC fuse monitoring
Manufacturer Siemens
Product type Accessories
Catalog chapter Fuse Systems
Source Siemens Catalog LV 10 · 2026, p. 624
3NX1021 Item: LV HRC signal detector | Fuse size: 000 ... 4 | Version: Signal detector
3NX1022 Item: Signal detector link | Fuse size: 000 ... 4 | Version: > 9 V/2.5 A, standard applications
3NX1023 Item: Signal detector link | Fuse size: 000 ... 4 | Version: > 2 V/7 A, meshed networks only
3NX1024 Item: Signal detector top | Fuse size: 000, 00, 1, 2 | Version: Signal detector top
3KF9010-1AA00 Item: Electronic fuse monitor, remote display | Fuse size: - | Version: 230 V AC, 1.5 A, Uc 3 AC 690 V
AccessoriesSiemens
5 product codes available in this family
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Siemens SENTRON 3NX LV HRC signal detectors and fuse monitors

Brand Siemens·Accessories

Available part numbers (5)

3NX1021, 3NX1022, 3NX1023, 3NX1024, 3KF9010-1AA00

How to order

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Product codes & specifications
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Product codeSpec
3NX1021Item: LV HRC signal detector | Fuse size: 000 ... 4 | Version: Signal detector
3NX1022Item: Signal detector link | Fuse size: 000 ... 4 | Version: > 9 V/2.5 A, standard applications
3NX1023Item: Signal detector link | Fuse size: 000 ... 4 | Version: > 2 V/7 A, meshed networks only
3NX1024Item: Signal detector top | Fuse size: 000, 00, 1, 2 | Version: Signal detector top
3KF9010-1AA00Item: Electronic fuse monitor, remote display | Fuse size: - | Version: 230 V AC, 1.5 A, Uc 3 AC 690 V

Need a different model, or a part not listed here? Send us your parts list →

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