The Alce 709527 toroid current transformer, designated as Type AD24 (Drawing No 330, Revision I), is engineered for electrical measurement and protection applications. It operates at a frequency of 50Hz with an insulation level of 12/28/75kV. The unit features a primary to secondary current rating of 1500/5 A, with a continuous thermal current rating (Icth) of 1.20xIn (1800A). Designed for demanding thermal and dynamic conditions, it offers a rated short-time thermal current (Ith) of 60kA for 1 second and a dynamic current (Idyn) of 2.5xIth. The secondary terminal is positioned at P1 with connections designated as [S1-S2], featuring Core 1 at 5A, 5P10 specification, and 30VA burden. It is built to operate at an altitude of up to 1000 meters and within a temperature range of -25 to 40 degrees Celsius. The part number for this Alce transformer is 709527.
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| Manufacturer | Alce |
|---|---|
| Country | |
| Part number | 709527 |
| Inner Code | 4875074 |
| Product type | Toroid Current Transformer |
|---|---|
| Offer Code | 709527 |
| Type | AD24 |
| Drawing No | 330 Revision I |
| IEC | 12/28/75kV |
| Frequency | 50Hz |
| Ith | 60kA/ 1sec |
| Icth | 1.20xIn (1800A) |
| Altitude | 1000mt |
| Temperature | -25..40C |
| Idyn | 2,5xIth |
| Secondary Terminal | @P1 |
| Ratio | 1500/5 A |
| Core 1 | 5A 5P10 30VA [S1-S2] |