axe电表-微电脑型转速,线速控制表mmr
● aux. power supper : ac110v&220v ±20%(50 or 60hz)
( 辅助电源) ac220v&440v ±20%(50 or 60hz)(optional)
● measuring accuracy : 0.25% f.s. ±1 digit
( 精 确 度 ) (23 ±5℃)
● input burden : <0.2va (current)
( 输入负载 )
● maximum input over : current related input: 2 x rated continuous
( 最大过载能力 ) 10 x rated 30 sec. 25 x rated 3sec.
50 x rated 1 sec.
● input current range : ac0~5a (10~1000hz)
( 输入电流范围 )
● ct ratio : 1~2000 adjustable
( 输入电流范围 )
● start delay time : 0~99.9 second adjustable
(起动延迟动作时间)
● alarm delay time : 0~99.9 second adjustable
(继电器延迟动作时间)
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