Siemens 3G-OTH-21757 — Technical Specifications

Name: Siemens 3G-OTH-21757 SIEMENS Molded Case Circuit Breaker: 20 A Amps, 18kA at 480V AC, Fixed, Load Side Lug, Any, ED4 (MPN ED42B020). Key specifications — Phase Connection: Any; Instantaneous Trip: Fixed; Terminal Connection: Load Side Lug; Series: ED4; Max. AIR Rating: 18kA at 480V AC.
Brand: Siemens

The SIEMENS ED42B020 is a 20 A ED-Frame Molded Case Circuit Breaker from the ED4 series. It features a maximum AIR rating of 18kA at 480V AC, a fixed instantaneous trip, and load side lug terminal connections, supporting any phase connection.

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Technical Specifications

Parameter	Value
Type	18kA at 480V AC, Fixed, Load Side Lug, Any, ED4
Series	ED4
Max. AIR Rating	18kA at 480V AC
Phase Connection	Any
Instantaneous Trip	Fixed
Terminal Connection	Load Side Lug
Manufacturer Part Number	ED42B020