Product Overview
The CAS / CASR / CKSR series current transducers offer highly accurate, insulated measurements from 1.5 to 50 ARMS. Utilizing advanced Closed Loop Fluxgate technology, these transducers provide superior performance in demanding power electronics applications, including drives and inverters. They are designed to meet the market's need for enhanced accuracy over temperature ranges, a low price point, and compact size, while maintaining excellent insulation and dynamic performance.
Product Attributes
- Brand: LEM
- Technology: Closed Loop Fluxgate
- Insulation: Simple isolation according to EN 50178 standard (rated insulation voltage up to 1000 VRMS, OV 3, PD2)
Technical Specifications
| Model | Primary Nominal Current (IPN) [ARMS] | Nominal Output Voltage (VOUT) [V] | Primary Resistance (RP) [m] (typ. at +25C) | Primary Turns | Secondary Pins | Primary Pins | Creepage Distance [mm] | Clearance Distance [mm] |
| CAS 6-NP | 6 | 2.5 0.625 | 0.24 | 1 | 3 | 3 | 7.7 | 7.7 |
| CAS 15-NP | 15 | 2.5 0.600 | 1.08 | 2 | 3 | 3 | 7.7 | 7.7 |
| CAS 25-NP | 25 | 2.5 0.600 | 2.16 | 3 | 3 | 3 | 7.7 | 7.7 |
| CAS 50-NP | 50* | 2.5 0.600 | N/A | N/A | N/A | N/A | N/A | N/A |
| CASR 25-NP | 25 | 2.5 0.625 (Internal Reference) | N/A | N/A | N/A | N/A | N/A | N/A |
*Note: 50 ARMS nominal current model is expected.
2410311310_LEM-CKSR6-NP_C454684.pdf
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