Alpha 20 is a compact multifunction instrument which Measures important electrical parameters in 3 phase 4 Wire and 3 phase 3 Wire Network & replaces the multiple analog panel meters.

Alpha 20是一种紧凑的多功能仪表，它测量了三相四线和三相三线网络中的重要电气参数，并取代了多个模拟面板仪表。

产品资料：

Alpha20

ST_Alpha20_German_datasheet

ST_Alpha20_German_manual

ST_alpha20-manual

Features

• MODBUS (RS485) Communication (optional)
• Pulse/Limit Switch output (optional)
• 3 Line 4 Digits ultra bright LED Display (up to 9999)
• On site Programmable CT/PT Ratios
• User selectable CT Secondary 1A/5A
• User selectable PT Secondary from 100 VLL to 500 VLL
• Wide auxillary Power Supply which can accept any input between 40V – 300V AC/DC
• Programmable Energy format & Energy rollover count

特性

•MODBUS (RS485)通信(可选)

•脉冲/限位开关输出(可选)

•3行4位数字超亮LED显示(高达9999)

•现场可编程的CT/PT比率。

•用户可选择的CT二级1A/5A。

•用户可选择的PT，从100个VLL到500个VLL。

•广泛的辅助电源，可接受40V - 300V AC/DC的任何输入。

•可编程的能量格式和能量翻转计数。