Siemens SIRIUS 3RV27 are circuit breakers for system protection and non-motor loads according to UL 489 and CSA C22.2 No. 5. With fixed (non-adjustable) thermal release, 100% rated according to UL 489 and IEC 60947-2, available in sizes S00, S0 and S3.
Technical data
| Series | 3RV27 |
|---|---|
| Standard | UL 489, CSA C22.2 No. 5, IEC 60947-2 |
| Size | S00, S0, S3 |
| Thermal release | Fixed (non-adjustable) |
| Rating | 100% rated breaker |
| Auxiliary switch | None (order separately; transverse auxiliary switches cannot be used for 3RV2742) |
Article numbers
| Size | In (A) | Thermal release (A) | Instantaneous release (A) | Ibc 480Y/277 V (kA) | Ibc 480 V (kA) | Article No. |
|---|---|---|---|---|---|---|
| S00 | 0.16 | 0.16 | 2.1 | 65 | – | 3RV2711-0AD10 |
| S00 | 0.2 | 0.2 | 2.6 | 65 | – | 3RV2711-0BD10 |
| S00 | 0.25 | 0.25 | 3.3 | 65 | – | 3RV2711-0CD10 |
| S00 | 0.32 | 0.32 | 4.2 | 65 | – | 3RV2711-0DD10 |
| S00 | 0.4 | 0.4 | 5.2 | 65 | – | 3RV2711-0ED10 |
| S00 | 0.5 | 0.5 | 6.5 | 65 | – | 3RV2711-0FD10 |
| S00 | 0.63 | 0.63 | 8.2 | 65 | – | 3RV2711-0GD10 |
| S00 | 0.8 | 0.8 | 10 | 65 | – | 3RV2711-0HD10 |
| S00 | 1 | 1 | 13 | 65 | – | 3RV2711-0JD10 |
| S00 | 1.25 | 1.25 | 16 | 65 | – | 3RV2711-0KD10 |
| S00 | 1.6 | 1.6 | 21 | 65 | – | 3RV2711-1AD10 |
| S00 | 2 | 2 | 26 | 65 | – | 3RV2711-1BD10 |
| S00 | 2.5 | 2.5 | 33 | 65 | – | 3RV2711-1CD10 |
| S00 | 3.2 | 3.2 | 42 | 65 | – | 3RV2711-1DD10 |
| S00 | 4 | 4 | 52 | 65 | – | 3RV2711-1ED10 |
| S00 | 5 | 5 | 65 | 65 | – | 3RV2711-1FD10 |
| S00 | 6.3 | 6.3 | 82 | 65 | – | 3RV2711-1GD10 |
| S00 | 8 | 8 | 104 | 65 | – | 3RV2711-1HD10 |
| S00 | 10 | 10 | 130 | 65 | – | 3RV2711-1JD10 |
| S00 | 12.5 | 12.5 | 163 | 65 | – | 3RV2711-1KD10 |
| S00 | 15 | 15 | 208 | 65 | – | 3RV2711-4AD10 |
| S0 | 20 | 20 | 260 | 50 | – | 3RV2721-4BD10 |
| S0 | 22 | 22 | 286 | 50 | – | 3RV2721-4CD10 |
| S3 | 10 | 10 | 150 | 65 | 65 | 3RV2742-5AD10 |
| S3 | 15 | 15 | 225 | 65 | 65 | 3RV2742-5BD10 |
| S3 | 20 | 20 | 260 | 65 | 65 | 3RV2742-5CD10 |
| S3 | 25 | 25 | 325 | 65 | 65 | 3RV2742-5DD10 |
| S3 | 30 | 30 | 390 | 65 | 65 | 3RV2742-5ED10 |
| S3 | 35 | 35 | 455 | 65 | – | 3RV2742-5FD10 |
| S3 | 40 | 40 | 520 | 65 | – | 3RV2742-5GD10 |
| S3 | 45 | 45 | 585 | 65 | – | 3RV2742-5HD10 |
| S3 | 50 | 50 | 650 | 65 | – | 3RV2742-5JD10 |
| S3 | 60 | 60 | 780 | 65 | – | 3RV2742-5LD10 |
| S3 | 70 | 70 | 910 | 65 | – | 3RV2742-5QD10 |
Technical data and article numbers are based on Siemens catalog IC 10 · 2026 (chapter 7, protection equipment) and are for information only. Image is representative.
For price, stock and lead time, use the Request a Quote button or call +90 533 945 27 94. Sending the article number is enough.
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