参数资料
型号: ADE7762ARWZ
厂商: Analog Devices Inc
文件页数: 16/28页
文件大小: 0K
描述: IC ENERGY METERING 3PHASE 28SOIC
标准包装: 27
输入阻抗: 410 千欧
测量误差: 0.1%
电压 - 高输入/输出: 2.4V
电压 - 低输入/输出: 0.8V
电流 - 电源: 8.5mA
电源电压: 4.75 V ~ 5.25 V
测量仪表类型: 3 相
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 管件
配用: EVAL-ADE7762EBZ-ND - BOARD EVALUATION FOR ADE7762
ADE7762
Figure 18 shows the connections of the ADE7762 analog inputs
with the power lines in a 3-phase, 3-wire delta service.
Figure 19 shows the connections of the ADE7762 analog inputs
with the power lines in a 3-phase, 4-wire Wye service.
Ra*
Rb*
Cf
Ra*
Rb*
Cf
VR*
Rb*
CT
ANTIALIASING
FILTERS
VAP
IAP
IAN
VR*
Rb*
CT
ANTIALIASING
FILTERS
VAP
IAP
IAN
PHASE A
CT
SOURCE
PHASE B
PHASE C
CT
Rf
Cf
VN
LOAD
PHASE A
SOURCE
PHASE B
PHASE C
Ra *
Rb*
VR*
CT
Cf
Rb*
ANTIALIASING
FILTERS
IBP
IBN
VBP
Ra*
Rb*
Cf
Rb*
ANTIALIASING
FILTERS
IBP
IBN
Ra *
Rb*
Cf
Rb*
ANTIALIASING
FILTERS
ICP
ICN
LOAD
VR*
VBP
VR*
VCP
*Ra >> Rf + VR; *Rb + VR = Rf
Figure 18. 3-Phase, 3-Wire Meter Connection with ADE7762
Rf
CF
VN
*Ra >> Rf + VR; * Rb + VR = Rf
Note that only two current inputs and two voltage inputs of the
ADE7762 are used in this case. The active power calculated by
the ADE7762 does not depend on the selected channels.
Rev. 0 | Page 16 of 28
Figure 19. 3-Phase, 4-Wire Meter Connection with ADE7762
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