- ·荊門鐘祥電子天平獲*CNAS認可第三...
- ·黃石大冶工程試驗測量儀器校準/校準機...
- ·通遼控制與保護開關YCPS-45廠家...
- ·黃石陽新縣電子天平出具校準證書202...
- ·十堰鄖西縣時間頻率計量檢測檢測中心2...
- ·宜昌夷陵區(qū)計量器具校驗時間/出具計量...
- ·十堰竹溪縣潔凈廠房檢測/第三方檢測機...
- ·咸寧赤壁幾何量計量檢測/出具校準證書...
- ·太原HJDCP-F-45/2.2KW...
- ·十堰房縣計量器具第三方檢測機構/20...
- ·潛江潛江計量器具校驗時間/華品計量校...
- ·恩施鶴峰縣流量計計量檢測 第三方檢測...
- ·黃岡蘄春縣檢具測量設備校準公司202...
- ·荊門沙洋縣工程試驗測量儀器校準/獲*...
- ·宜昌猇亭區(qū)幾何量計量檢測/設備校準公...
3VA9978-0BB16 西門子 斷路器 3VA1 IEC 框架
西門子 斷路器 3VA1 IEC 框架 |
西門子 斷路器 3VA1 IEC 框架 |
西門子 斷路器 3VA1 IEC 框架 |
The new 3VA circuit breakers set new standards in terms of flexibility and variety of modular accessories. Standardized accessories suitable for use with several sizes of circuit breaker from all the 3VA ranges help to cut costs and save installation time.
3VA IEC molded case circuit breakers: overview
3VA1 molded case circuit breakers
The new 3VA1 molded case circuit breakers reliably perform all the tasks required for line protection and starter protection.
Features
The key features of the 3VA1 series are:
Compact design
Depending on size: 1-pole to 4-pole versions
Fixed version, plug-in version
Thermal-magnetic trip units
AC/DC applications
No derating up to +50 °C
Modular and easy-to-fit internal accessories with diverse functions
Uniform accessories platform across all 3VA molded case circuit breakers
3VA2 molded case circuit breakers
The new 3VA2 molded case circuit breakers reliably perform all the tasks required for line protection, generator protection, motor protection and starter protection.
This series has been developed for applications with inceased requirements:
Increased breaking capacity
Very good selective protection response
Integrated measurement function
Connection to a fieldbus communication system
Features
Compact design
3 and 4-pole versions
Fixed-mounting, plug-in technology, draw-out technology
Depending on size: Selective protection response at rated operating current interval 1: 2.5
Electronic Trip Units
Retrofit communication for ETU 5-series and 8-series
Depending on the ETU: Integrated measurement function
AC applications
No derating up to +50 °C
Modular and easy-to-fit internal accessories with diverse functionsUniform accessories platform across all 3VA molded case circuit breakers