• Siemens SIRIUS 3RV20 Circuit Breakers for System Protection (-0DA0)
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Siemens SIRIUS 3RV20 Circuit Breakers for System Protection (-0DA0)

Siemens SIRIUS 3RV20 Circuit Breakers for System Protection (-0DA0)

SIRIUS 3RV20 -0DA0 circuit breakers for system protection suit 1-, 2- and 3-phase loads as they have no phase-failure detection.

Key features

  • Suitable for 1-, 2- and 3-phase loads (no phase-failure detection)
  • Class 10 adjustable thermal overload release, 0.11 A to 100 A
  • Instantaneous electronic short-circuit release, up to 65/100 kA at 400 V AC
  • Sizes S0 and S3, without auxiliary switches
  • IEC device - no UL/CSA, ATEX or IECEx certification

Specifications

Product line SIRIUS 3RV2
Class 10
Phase failure detection No
Aux. switch None (order separately)
Brand Siemens
Catalog section IC 10 ch. 7 Protection equipment
Category Motor Starter Protectors
Poles 3
Rated frequency 50/60 Hz
Mounting DIN rail or screw fixing
Source Siemens Catalog IC 10 · 2026, p. 7/42-7/42
3RV2021-0AA10-0DA0 Size: S0 | Setting range: 0.11–0.16 A | Motor rating: 0.04 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0BA10-0DA0 Size: S0 | Setting range: 0.14–0.2 A | Motor rating: 0.06 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0CA10-0DA0 Size: S0 | Setting range: 0.18–0.25 A | Motor rating: 0.06 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0DA10-0DA0 Size: S0 | Setting range: 0.22–0.32 A | Motor rating: 0.09 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0EA10-0DA0 Size: S0 | Setting range: 0.28–0.4 A | Motor rating: 0.9 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1EA20-0DA0 Size: S0 | Setting range: 0.28–0.4 A | Motor rating: 0.9 kW | Icu 400 V: 100 kA | Connection: Spring-loaded
3RV2021-0FA10-0DA0 Size: S0 | Setting range: 0.35–0.5 A | Motor rating: 0.12 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0GA10-0DA0 Size: S0 | Setting range: 0.45–0.63 A | Motor rating: 0.18 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0HA10-0DA0 Size: S0 | Setting range: 0.55–0.8 A | Motor rating: 0.18 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0JA10-0DA0 Size: S0 | Setting range: 0.7–1 A | Motor rating: 0.25 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0KA10-0DA0 Size: S0 | Setting range: 0.9–1.25 A | Motor rating: 0.37 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1AA10-0DA0 Size: S0 | Setting range: 1.1–1.6 A | Motor rating: 0.55 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1BA10-0DA0 Size: S0 | Setting range: 1.4–2 A | Motor rating: 0.75 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1CA10-0DA0 Size: S0 | Setting range: 1.8–2.5 A | Motor rating: 0.75 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1DA10-0DA0 Size: S0 | Setting range: 2.2–3.2 A | Motor rating: 1.1 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1EA10-0DA0 Size: S0 | Setting range: 2.8–4 A | Motor rating: 1.5 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1FA10-0DA0 Size: S0 | Setting range: 3.5–5 A | Motor rating: 1.5 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1GA10-0DA0 Size: S0 | Setting range: 4.5–6.3 A | Motor rating: 2.2 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1HA10-0DA0 Size: S0 | Setting range: 5.5–8 A | Motor rating: 3 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1JA10-0DA0 Size: S0 | Setting range: 7–10 A | Motor rating: 4 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1KA10-0DA0 Size: S0 | Setting range: 9–12.5 A | Motor rating: 5.5 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-4AA10-0DA0 Size: S0 | Setting range: 10–16 A | Motor rating: 7.5 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2021-4BA10-0DA0 Size: S0 | Setting range: 13–20 A | Motor rating: 7.5 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2021-4CA10-0DA0 Size: S0 | Setting range: 16–22 A | Motor rating: 11 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2021-4DA10-0DA0 Size: S0 | Setting range: 18–25 A | Motor rating: 11 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2021-4NA10-0DA0 Size: S0 | Setting range: 23–28 A | Motor rating: 15 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2021-4EA10-0DA0 Size: S0 | Setting range: 27–32 A | Motor rating: 15 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2041-4FA10-0DA0 Size: S3 | Setting range: 28–40 A | Motor rating: 18.5 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4HA10-0DA0 Size: S3 | Setting range: 36–50 A | Motor rating: 22 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4JA10-0DA0 Size: S3 | Setting range: 45–63 A | Motor rating: 30 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4KA10-0DA0 Size: S3 | Setting range: 57–75 A | Motor rating: 37 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4RA10-0DA0 Size: S3 | Setting range: 65–84 A | Motor rating: 45 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4YA10-0DA0 Size: S3 | Setting range: 75–93 A | Motor rating: 45 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4MA10-0DA0 Size: S3 | Setting range: 80–100 A | Motor rating: 45, 55 kW | Icu 400 V: 65 kA | Connection: Screw
Motor Starter ProtectorsSiemens
34 product codes available in this family
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Siemens SIRIUS 3RV20 Circuit Breakers for System Protection (-0DA0)

Brand Siemens·Motor Starter Protectors

Available part numbers (34)

3RV2021-0AA10-0DA0, 3RV2021-0BA10-0DA0, 3RV2021-0CA10-0DA0, 3RV2021-0DA10-0DA0, 3RV2021-0EA10-0DA0, 3RV2021-1EA20-0DA0, 3RV2021-0FA10-0DA0, 3RV2021-0GA10-0DA0, 3RV2021-0HA10-0DA0, 3RV2021-0JA10-0DA0 + 24 more — see full table ↓

How to order

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Product codes & specifications
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Product codeSpec
3RV2021-0AA10-0DA0Size: S0 | Setting range: 0.11–0.16 A | Motor rating: 0.04 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0BA10-0DA0Size: S0 | Setting range: 0.14–0.2 A | Motor rating: 0.06 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0CA10-0DA0Size: S0 | Setting range: 0.18–0.25 A | Motor rating: 0.06 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0DA10-0DA0Size: S0 | Setting range: 0.22–0.32 A | Motor rating: 0.09 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0EA10-0DA0Size: S0 | Setting range: 0.28–0.4 A | Motor rating: 0.9 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1EA20-0DA0Size: S0 | Setting range: 0.28–0.4 A | Motor rating: 0.9 kW | Icu 400 V: 100 kA | Connection: Spring-loaded
3RV2021-0FA10-0DA0Size: S0 | Setting range: 0.35–0.5 A | Motor rating: 0.12 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0GA10-0DA0Size: S0 | Setting range: 0.45–0.63 A | Motor rating: 0.18 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0HA10-0DA0Size: S0 | Setting range: 0.55–0.8 A | Motor rating: 0.18 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0JA10-0DA0Size: S0 | Setting range: 0.7–1 A | Motor rating: 0.25 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-0KA10-0DA0Size: S0 | Setting range: 0.9–1.25 A | Motor rating: 0.37 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1AA10-0DA0Size: S0 | Setting range: 1.1–1.6 A | Motor rating: 0.55 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1BA10-0DA0Size: S0 | Setting range: 1.4–2 A | Motor rating: 0.75 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1CA10-0DA0Size: S0 | Setting range: 1.8–2.5 A | Motor rating: 0.75 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1DA10-0DA0Size: S0 | Setting range: 2.2–3.2 A | Motor rating: 1.1 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1EA10-0DA0Size: S0 | Setting range: 2.8–4 A | Motor rating: 1.5 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1FA10-0DA0Size: S0 | Setting range: 3.5–5 A | Motor rating: 1.5 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1GA10-0DA0Size: S0 | Setting range: 4.5–6.3 A | Motor rating: 2.2 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1HA10-0DA0Size: S0 | Setting range: 5.5–8 A | Motor rating: 3 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1JA10-0DA0Size: S0 | Setting range: 7–10 A | Motor rating: 4 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-1KA10-0DA0Size: S0 | Setting range: 9–12.5 A | Motor rating: 5.5 kW | Icu 400 V: 100 kA | Connection: Screw
3RV2021-4AA10-0DA0Size: S0 | Setting range: 10–16 A | Motor rating: 7.5 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2021-4BA10-0DA0Size: S0 | Setting range: 13–20 A | Motor rating: 7.5 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2021-4CA10-0DA0Size: S0 | Setting range: 16–22 A | Motor rating: 11 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2021-4DA10-0DA0Size: S0 | Setting range: 18–25 A | Motor rating: 11 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2021-4NA10-0DA0Size: S0 | Setting range: 23–28 A | Motor rating: 15 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2021-4EA10-0DA0Size: S0 | Setting range: 27–32 A | Motor rating: 15 kW | Icu 400 V: 55 kA | Connection: Screw
3RV2041-4FA10-0DA0Size: S3 | Setting range: 28–40 A | Motor rating: 18.5 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4HA10-0DA0Size: S3 | Setting range: 36–50 A | Motor rating: 22 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4JA10-0DA0Size: S3 | Setting range: 45–63 A | Motor rating: 30 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4KA10-0DA0Size: S3 | Setting range: 57–75 A | Motor rating: 37 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4RA10-0DA0Size: S3 | Setting range: 65–84 A | Motor rating: 45 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4YA10-0DA0Size: S3 | Setting range: 75–93 A | Motor rating: 45 kW | Icu 400 V: 65 kA | Connection: Screw
3RV2041-4MA10-0DA0Size: S3 | Setting range: 80–100 A | Motor rating: 45, 55 kW | Icu 400 V: 65 kA | Connection: Screw

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