- Part number
- 4NC5231-2FE21
4NC5Siemens 4NC5231-2FE21 800/5A Current Transformer
Description
About the 4NC5231-2FE21
About the 4NC5231-2FE21
The Siemens 4NC5231-2FE21 is a current transformer from the SENTRON/SIRIUS 4NC5 series. Current transformer 800/5 A, 5 VA, Cl. 0.2 s. Supplied by Stoklink for industrial and commercial low-voltage applications.
Applications & Use Cases
The Siemens 4NC5231-2FE21 is used in industrial control panels, distribution boards and automation systems. As part of the Siemens 4NC5 range it integrates with compatible SENTRON/SIRIUS components for a coordinated low-voltage installation. Genuine Siemens product supplied by Stoklink with fast dispatch from Türkiye.
Specification
Full specification
Model 14
| product brand name | SENTRON |
|---|---|
| product designation | Current transformer |
| design of the product | Bushing-type current transformers |
| product quality calibrated | No |
| size of the current transformer | 5 |
| operating apparent power rated value | 5 V·A |
| operating voltage | 0.72 kV |
| insulation voltage rated value | 3 kV |
| designation of overcurrent limiting factor | FS 5 |
| operational current rated value maximum | 960 A |
| current: at input rated value | 800 A |
| current: at output rated value | 5 A |
| accuracy class of the current transformer | class 0.2 s |
| value range of the operating frequency | 50/60 Hz |
Protection class 4
| protection class IP | IP20 |
|---|---|
| suitability for use for outside use | No |
| suitability for use for interior use | Yes |
| product feature touch protection | Yes |
Short circuit 2
| formula for rated short-time thermal current (Ith) for 1 s according to IEC 61869-2 | 60 x Ipr |
|---|---|
| formula for rated dynamic current (Idyn) according to IEC 61869-2 | 2.5 x Ith or 150 x Ipr |
Show all 50 specifications ↓ Show less ↑30 more values in Identification, Connections, Mechanical Design, Environmental conditions, Logistics.
Identification 9
| Part number | 4NC5231-2FE21 |
|---|---|
| Brand | Siemens |
| Condition | New, factory sealed |
| Source | Siemens and its authorised distributors |
| Warranty | Manufacturer warranty |
| Lifecycle status | Active, in production |
| EAN | 4001869559261 |
| ETIM class | EC002048 |
| eCl@ss | 27210902 |
Connections 1
| type of electrical connection at output | screw-type terminals |
|---|
Mechanical Design 9
| height | 78.5 mm |
|---|---|
| height of the opening | 30 mm |
| width | 60 mm |
| width of the push-through bus bar: at 1 bus bar maximum | 30 mm |
| width of the push-through bus bar: in case of 2 bus bars maximum | 30 mm |
| depth | 65 mm |
| fastening method | screw fixing |
| diameter of inlet opening | 28 mm |
| outer diameter of the push-through conductor maximum | 26 mm |
Environmental conditions 4
| ambient temperature during operation: minimum | -30 °C |
|---|---|
| ambient temperature during operation: maximum | 55 °C |
| ambient temperature during storage: minimum | -30 °C |
| ambient temperature during storage: maximum | 70 °C |
Logistics 7
| Net weight | 0.313 kg |
|---|---|
| Package dimensions | 98 × 66 × 58 mm |
| Country of origin | IN |
| Shipping weight | 0.813 kg |
| Ships from | Türkiye |
| Dispatch | — |
| Stock | On request |
Source: manufacturer data · Last verified: 31 Oct 2026
Documents
Documents for 4NC5231-2FE21
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Quick answers
Questions about the 4NC5231-2FE21
What is the rated current of 4NC5231-2FE21?
The rated current of 4NC5231-2FE21 is 960 A.
What is the EAN of 4NC5231-2FE21?
The EAN (GTIN) of 4NC5231-2FE21 is 4001869559261.
Where does 4NC5231-2FE21 ship from, and how fast?
4NC5231-2FE21 ships from Türkiye. Shipping calculated at checkout · import duties and taxes paid on arrival.
Reviews
Customer reviews
Series
Siemens 4NC5
- Brand
- Siemens
- Series
- 4NC5
