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- ABB 1SDA073142R1 E4.2H 3200 Ekip Dip LSI 4p WMP 100kA Air Circuit Breaker ABB 1SDA073142R1 E4.2H 3200 Ekip Dip LSI 4p WMP 100kA Air Circuit Breaker
ABB 1SDA073142R1 E4.2H 3200 Ekip Dip LSI 4p WMP 100kA Air Circuit Breaker
ABB 1SDA073142R1 E4.2H 3200 Ekip Dip LSI 4p WMP 100kA Air Circuit Breaker
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- Description
Closing out the E4.2H 3200 range, the ABB 1SDA073142R1 moving part is a four-pole SACE Emax 2 Ekip Dip LSI air circuit breaker rated 100 kA ultimate breaking capacity at 400 V AC. The fourth pole is rated at the full 3200 A, and the LSI release adds an adjustable short-time delay for selective tripping.
Technical Specifications
| SKU | 1SDA073142R1 |
| Brand | ABB |
| Series | SACE Emax 2 |
| Catalog Designation | E4.2H 3200 Ekip Dip LSI 4p WMP |
| EAN | 8015644769925 |
| Frame | E4.2 |
| Breaking Capacity Performance Level | H |
| Rated Current (In) | 3200 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) | 100 kA |
| Service Breaking Capacity (Ics, 400 V AC) | 100 kA (100% of Icu) |
| Short-Time Withstand Current (Icw) | 85 kA for 1 s / 66 kA for 3 s |
| Release / Trip Unit | Ekip Dip LSI |
| Version | Withdrawable moving part (WMP) - separate fixed part/cradle required |
| Connecting Capacity | 3000 mm² |
| Suitable for IT Networks | Yes, up to 690 V |
| Power Loss | 743 W |
| Net Weight | 74 kg |
| Dimensions (W x H x D) | 551 x 425 x 383 mm |
Selection Notes
This four-pole unit switches and protects the neutral at the full 3200 A rating, for boards that need a breaking neutral at the top of the Emax 2 current range. The LSI short-time delay supports a main-incomer role by letting the breaker hold through a downstream fault while a smaller breaker clears first - the LI-only 1SDA073141R1 in the same WMP, H-level frame trips instantaneously instead. As a WMP unit it requires a matching E4.2 fixed part already installed in the switchboard before it can be racked in.