# B320H Siemens Circuit Breaker

Product Specifications

Type

BLH

Amperage

20

Poles

3

Voltage

240

Short Circ Int Cap

22kA@240V

Mounting Type

Bolt-On

B320H Description

The Siemens B320H is a 3-pole bolt-on miniature circuit breaker rated for 20 amps at 240 VAC with a 22kA interrupting capacity. This Type BLH molded case breaker features thermal magnetic trip technology and load side lug terminals, making it suitable for panelboard branch circuit applications. Designed for common trip operation, it mounts securely with a bolt-on configuration and operates at 50/60 Hertz. The breaker maintains its 20-ampere rating at 40�C ambient temperature and meets UL standards for both voltage and interrupting ratings.