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- ABB 1SDA072972R1 E2.2N 1600 Ekip Dip LSI 4p WMP 66kA Air Circuit Breaker ABB 1SDA072972R1 E2.2N 1600 Ekip Dip LSI 4p WMP 66kA Air Circuit Breaker
ABB 1SDA072972R1 E2.2N 1600 Ekip Dip LSI 4p WMP 66kA Air Circuit Breaker
ABB 1SDA072972R1 E2.2N 1600 Ekip Dip LSI 4p WMP 66kA Air Circuit Breaker
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- Description
1SDA072972R1 covers the withdrawable moving part of an ABB SACE Emax 2 E2.2N 1600 air circuit breaker, four-pole, with the Ekip Dip LSI electronic release, 1600 A uninterrupted current and 66 kA breaking capacity at 400 V AC. Being a WMP, it requires a separately ordered fixed part before it can be racked into a switchboard.
Technical Specifications
| SKU | 1SDA072972R1 |
| Brand | ABB |
| Series | SACE Emax 2 |
| Catalog Designation | E2.2N 1600 Ekip Dip LSI 4p WMP |
| EAN | 8015644768225 |
| Frame / Performance Level | E2.2N (level N) |
| Poles | 4P |
| Neutral Pole Current | 100% of In |
| Rated Current (In / Iu) | 1600 A |
| Rated Operational Voltage (Ue) | 690 V AC |
| Rated Insulation Voltage (Ui) | 1000 V AC |
| Rated Impulse Withstand Voltage (Uimp) | 12 kV |
| Rated Ultimate Breaking Capacity (Icu) at 400 V AC | 66 kA |
| Rated Service Breaking Capacity (Ics) at 400 V AC | 66 kA (100% of Icu) |
| Rated Short-Time Withstand Current (Icw) | 66 kA / 1 s, 50 kA / 3 s |
| Release / Trip Unit | Ekip Dip LSI |
| Connecting Capacity | 1200 mm² |
| Power Loss (per pole) | 288 W |
| Dimensions (W x H x D) | 407 x 425 x 383 mm |
| Net Weight | 55 kg |
| Suitable for IT Networks | Yes, up to 690 V |
Selection Notes
The S function in this Ekip Dip LSI release lets the breaker hold off tripping on a downstream short-circuit for a set time, so a smaller device further down the installation can clear it first — worth specifying when this unit needs to coordinate selectively with other Emax 2 or Tmax breakers. 66 kA Icu and 66 kA Icw for 1 second put it at the N performance level, below the H-level E2.2 frame and generally the more economical option where the switchboard's fault level allows it. As a WMP, the matching fixed part is a separate order; the pair is what delivers a withdrawable breaker that can be pulled for maintenance without disturbing wiring. Step up to the 2000 A E2.2N sibling in the same release and pole count for a higher feeder current.