ABB 1SDA073908R1 E1.2 W FP Iu=1600 4p HR HR

ABB 1SDA073908R1 Air Circuit Breaker – Iu=1600, 4p

The ABB 1SDA073908R1 is an E1.2 W FP series air circuit breaker configured as a 4p device with Iu=1600. This exact ACB circuit breaker is presented in the product title and model string and is identified by the ABB brand and catalog number 1SDA073908R1. As described by its model designation, the unit includes the FP trip/configuration and the E1.2 W series identifier.

This low voltage air circuit breaker is used as a protective and switching element in low-voltage power distribution systems where a four-pole breaker with the specified Iu rating is required. In industrial panels and switchgear assemblies, an industrial air circuit breaker like this provides overcurrent and switching protection for mains, distribution, and large feeder circuits. The ABB air circuit breaker designation signals it is intended for installation in commercial and industrial switchgear that calls for a four-pole protective device with the model and trip option shown.

• Brand: ABB
• SKU / Catalog Number: 1SDA073908R1
• Product Series: E1.2 W FP
• Number of poles: 4p
• Rated current (Iu): 1600

Application areas for this ABB air circuit breaker include low-voltage power distribution mains, industrial switchgear outgoing and incoming feeder protection, and distribution boards requiring a 4p ACB . Typical users are electrical contractors, panel builders, and maintenance teams specifying an ACB circuit breaker for industrial and commercial installations where the model and trip unit shown match the system protection design.