无功功率变送器 Combine E950-QXX
产品简介
Combine E950-Qxx transducer变送器适用于交流单相和三相平衡或不平衡电源系统的无功功率测量, 输出的直流电流信号或直流电压信号同检测的无功功率值成正比例. 测量方法: TDM方法(脉冲宽度调制) 测量输入: 电流:1 或 5 A;电压 :100至690 V 频率: 50 Hz 测量范围: 0 至 2 kVar 测量输出: 单极
产品详细信息
Combine E950-Qxx transducer变送器适用于交流单相和三相平衡或不平衡电源系统的无功功率测量, 输出的直流电流信号或直流电压信号同检测的无功功率值成正比例.
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测量方法: TDM方法(脉冲宽度调制)
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测量输入: 电流:1 或 5 A;电压 :100至690 V
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频率: 50 Hz
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测量范围: 0 至 2 kVar
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测量输出: 单极或双极
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导轨安装,外壳
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P13/70 相-相交流电流
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P18/105 三相电流
Combine E950-Qxx transducer converts to active or reactive power of a single phase or three phase system with balanced or unbalanced loads. The output signal is proportional to the measured value of the active or reactive power and is either a load independent DC current or load independent DC voltage.
Negligible effect of Power factor variation on accuracym | ||
Narrow housing 70 mm. Saves space & therefore costs. | ||
Measuring inputs: Sine or distorted wave forms of nominal input currents & nominal input voltages. Input distortion up to 10%. | ||
Measuring principle: Time-division-multiplication (pulse duration modulation) | ||
Ripple in out put current: < = 1% p.p. | ||
Response time < 300 mS. | ||
Nominal input voltage 110/v3, 110, 230, 400V. | ||
Nominal input current: 1 or 5 A | ||
Power consumption: <0.1VA per current path, V x 1mA per voltage path. | ||
Output: DC current 0-1/0-5/0-10/ 0-20mA or 4..20mA. Load Resistance max. 750 Ohms for 20mA. | ||
Power supply: ac voltage 24…230 or 240V +/-15%, 42 to 70Hz. Power consumption 5VA. | ||
dc voltage 24… 90 or 90…240V. Power consumption 5W | ||
Power transducers with 3 phase 3/4 wire, balanced/unbalanced, active/ reactive. |