99T1 Voltage meter

69L17Industrial meter/AC voltmeter amperemeter/ammeter/Amp meter Voltage meter/voltmeter/panel meter/AC voltage/DC ampere/ summary This series product can divide into magnetic power type and power magnetic type,apply to install in control system and display panel and big of distribution system and large size of switch .For example,AC/DC current.voltage,power factor,power,same step value,HZ,expand voltage and overload current.The fouction of production be accord with standard of GB7676-98. Working conditions 1.accuracy rating 1.5,2.5 pole 2.Using conditions -20 +50° 3.Relative humidity ≤85% 4.Pressure effects the range of self-mixing valuing+-15%,cause indicated valueerror less than basic error. 5.Machine function:support acceleration of 30m/s,shock power is 80-120 pcs/min,two hours transportation shock. 6.Woking position using in vertical direction....