Siemens 3G-OTH-721904 — Technical Specifications

Name: Siemens 3G-OTH-721904 Miniature Circuit Breaker: 45 A Amps, 120/240V AC, 3 Poles, Shunt Trip (MPN B345H00S01). Key specifications — Amps: 45 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 22kA at 240V AC; For Use With: Siemens P1 Panelboards; Phase: Three; Series: BL.
Brand: Siemens

The Siemens B345H00S01 is a 45 A, 3-pole, shunt-trip miniature circuit breaker from the BL Series, rated 120/240V AC with a maximum AIR rating of 22kA at 240V AC. Designed for use with Siemens P1 panelboards, this bolt-on breaker provides overcurrent protection and remote tripping capability for three-phase electrical systems.

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Technical Specifications

Parameter	Value
AC	120/240V
Amps	45 A
Type	Shunt Trip
Phase	Three
Poles	3
Series	BL
For Use With	Siemens P1 Panelboards
Max. AIR Rating	22kA at 240V AC
AC Voltage Rating	120/240V AC
Manufacturer Part Number	B345H00S01