Siemens 3G-OTH-21861 — Technical Specifications

Name: Siemens 3G-OTH-21861 SIEMENS Molded Case Circuit Breaker: 40 A Amps, 18kA at 480V AC, Fixed, Load Side Lug, ABC, ED4 (MPN ED43B040). Key specifications — Phase Connection: ABC; Instantaneous Trip: Fixed; Terminal Connection: Load Side Lug; Series: ED4; Max. AIR Rating: 18kA at 480V AC.
Brand: Siemens

The SIEMENS Molded Case Circuit Breaker is an ED-Frame, ED4-series device rated for 40 A with a maximum AIR rating of 18kA at 480V AC. It features a fixed instantaneous trip, ABC phase connection, and load-side lug terminal connection (MPN ED43B040).

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Technical Specifications

Parameter	Value
Type	18kA at 480V AC, Fixed, Load Side Lug, ABC, ED4
Series	ED4
Max. AIR Rating	18kA at 480V AC
Phase Connection	ABC
Instantaneous Trip	Fixed
Terminal Connection	Load Side Lug
Manufacturer Part Number	ED43B040