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- ABB 1SDA073051R1 E2.2S 2500 Ekip Dip LI 4p WMP 85kA Air Circuit Breaker ABB 1SDA073051R1 E2.2S 2500 Ekip Dip LI 4p WMP 85kA Air Circuit Breaker
ABB 1SDA073051R1 E2.2S 2500 Ekip Dip LI 4p WMP 85kA Air Circuit Breaker
ABB 1SDA073051R1 E2.2S 2500 Ekip Dip LI 4p WMP 85kA Air Circuit Breaker
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- Description
Stepping up to 2500 A, the ABB 1SDA073051R1 is a four-pole SACE Emax 2 E2.2S Ekip Dip LI moving part rated 85 kA ultimate breaking capacity at 400 V AC. The LI release provides long-time overload and instantaneous short-circuit protection with no adjustable short-time stage.
Technical Specifications
| SKU | 1SDA073051R1 |
| Brand | ABB |
| Series | SACE Emax 2 |
| Catalog Designation | E2.2S 2500 Ekip Dip LI 4p WMP |
| EAN | 8015644769017 |
| Frame | E2.2 |
| Breaking Capacity Performance Level | S |
| Rated Current (In) | 2500 A |
| Number of Poles | 4P |
| Neutral Pole Current | 100% of Iu |
| Rated Operational Voltage (Ue) | 690 V AC |
| Rated Insulation Voltage (Ui) | 1000 V AC |
| Rated Impulse Withstand Voltage (Uimp) | 12 kV (IEC 60947-2) |
| Ultimate Breaking Capacity (Icu, 400 V AC) | 85 kA |
| Service Breaking Capacity (Ics, 400 V AC) | 85 kA (100% of Icu) |
| Short-Time Withstand Current (Icw) | 66 kA for 1 s / 50 kA for 3 s |
| Release / Trip Unit | Ekip Dip LI |
| Version | Withdrawable moving part (WMP) - separate fixed part/cradle required |
| Connecting Capacity | 1800 mm² |
| Suitable for IT Networks | Yes, up to 690 V |
| Power Loss | 550 W |
| Net Weight | 55 kg |
| Dimensions (W x H x D) | 407 x 425 x 383 mm |
Selection Notes
At 2500 A this is the higher-current step above the 2000 A E2.2S units in the same frame and release family, useful where the board's main run exceeds 2000 A but still sits within the E2.2 frame's physical envelope. The LI release trips instantaneously on a short circuit, so it is better suited to a sub-main or final position than an incomer needing to stay closed through a downstream fault - the LSI-equipped 1SDA073052R1 covers that case at the same 2500 A rating. As a WMP unit it ships without a fixed part, which must already be installed in the cubicle.