ABB

产品描述（Product Description）：

GDB021BE和GDB021BE0是ABB公司推出的两款高性能断路器。这两款断路器采用先进的技术和设计，具有出色的电气性能和机械性能，能够在电力系统中提供可靠的保护和控制。GDB021BE和GDB021BE0适用于多种电力系统，如工业、商业和住宅用电等，能够确保电力系统的安全、稳定运行。

产品参数（Product Parameters）：

额定电压：最高可达690V

额定电流：根据具体型号而定

短路容量：根据具体型号而定

操作方式：手动或电动操作

机械寿命：高达50,000次

产品规格（Product Specification）：

尺寸（长x宽x高）：根据具体型号而定

重量：根据具体型号而定

环境温度：-25°C至+55°C

防护等级：IP20

英文翻译（English Translation）：

Product Description:

The GDB021BE and GDB021BE0 are two high-performance circuit breakers introduced by ABB. These circuit breakers utilize advanced technology and design, offering excellent electrical and mechanical performance. They provide reliable protection and control in power systems, ensuring safe and stable operation. The GDB021BE and GDB021BE0 are suitable for various power systems, such as industrial, commercial, and residential applications.

Product Parameters:

*Rated voltage: Up to 690V

*Rated current: Depends on the specific model

*Short-circuit capacity: Depends on the specific model

*Operation mode: Manual or electric operation

*Mechanical life: Up to 50,000 cycles

Product Specification:

*Dimensions (L x W x H): Depends on the specific model

*Weight: Depends on the specific model

*Ambient temperature: -25°C to +55°C

*Protection class: IP20