Page 17 - 天津西子电力科技有限公司
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XZ 功率因数、有功、无功数显表
XZ Power Factor, Active Power, Reactive Power Meter
性能特点 /Feature
◆ 高精度测量单、三相电网的有功功率、无功功率、视在功率; ◆ High precision measurement of single and three phase grid active power, reactive
power, apparent power;
◆ 提供数码管或液晶显示,本地数据查询;
◆ Provide digital tube or liquid crystal display, local data query;
◆ 电流、电压变比可编程设置;
◆ Current, voltage ratio can be programmed;
◆ 支持 RS-485 通讯,Modbus-RTU 协议; ◆ Support RS-485 communication, Modbus-RTU protocol;
◆ 支持开关量输入、开关量输出、模拟量变送输出; ◆ Support the switch input, switch output, analog quantity output send;
◆ 辅助电源:AC/DC 80V~270V、AC220V; ◆ Auxiliary power supply: 80V~270V AC220V;
◆ A variety of form selection, to meet the different requirements of the electrical cabinet.
◆ 多种外形选择,满足不同柜体电气回路的要求。
技术指标 /Technical Index
有功功率 0.5 级
Active power
无功功率
测量精度 Reactive power 0.5 级
Accuracy
Measurement 视在功率 0.5 级
Apparent power
功率因数 0.5 级
Power factor
接线方式 单相、三相四线、三相三线
Connection mode Single phase, three-phase four wire, three-phase three wire
额定电压 AC 57.7V、AC 100V、AC 220V、AC 380V
Rated voltage
额定电流
Rated current AC 1A、AC 5A
电压:1.2 倍 ( 持续 ),2 倍 /1 秒 ( 瞬时 )
信号输入 过负载 Overload Voltage: 1.2 times (sustained), 2 times / sec (instantaneous)
Signal input 电流:1.2 倍 ( 持续 ),10 倍 /5 秒 ( 瞬时 )
Current: 1.2 times (sustained), 10 times /5 seconds (instantaneous)
功耗 电压:<1VA/ 相,电流:<0.4VA/ 相
Power waste Voltage: <1VA/ phase, current: <0.4VA/
阻抗 电压:>300kΩ,电流:<20mΩ
Impedance Voltage: >300kΩ, current: <20mΩ
频率
Frequency 45~65Hz
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