参数资料
型号: XCA1C
元件分类: 功率/信号继电器
英文描述: POWER/SIGNAL RELAY, SPDT, MOMENTARY, 0.3A (COIL), 6VDC (COIL), 1800mW (COIL), 10A (CONTACT), 28VDC (CONTACT), SOCKET MOUNT
文件页数: 2/14页
文件大小: 2057K
代理商: XCA1C
Types of suppressors:
Passive devices.
The resistor capacitor circuit
It eliminates the power dissipation problem, as well as fast voltage rises. With a proper match between coil and resistor,
approximate capacitance value can be calculated from:
C = 0.02xT/R, where
T = operating time in milliseconds
R = coil resistance in kiloOhms
C = capacitance in microFarads
The series resistor must be between 0.5 and 1 times the coil resistance. Special consideration must be taken for the
capacitor inrush current in the case of a low resistance coil.
The record shown opposite is performed on the same relay as above. The operation time becomes:
- time to start the movement 2.3ms
- transfer time 1.2ms
The major difficulty comes from the capacitor volume. In our example of a relay with a 290
coil and time delay of 8 ms, a
capacitance value of C=0.5 uF is found. This non polarized capacitor, with a voltage of 63V minimum, has a volume of about
1cm3. For 150V, this volume becomes 1.5 cm3.
Date of issue: 6/00
- 9 -
Page 2 of 4
相关PDF资料
PDF描述
XCA1M POWER/SIGNAL RELAY, SPDT, MOMENTARY, 0.03A (COIL), 48VDC (COIL), 1440mW (COIL), 10A (CONTACT), 28VDC (CONTACT), SOCKET MOUNT
XCA1R POWER/SIGNAL RELAY, SPDT, MOMENTARY, 0.096A (COIL), 12VDC (COIL), 1152mW (COIL), 10A (CONTACT), 28VDC (CONTACT), SOCKET MOUNT
XCA1V POWER/SIGNAL RELAY, SPDT, MOMENTARY, 0.3A (COIL), 6VDC (COIL), 1800mW (COIL), 10A (CONTACT), 28VDC (CONTACT), SOCKET MOUNT
XCA2A POWER/SIGNAL RELAY, SPDT, MOMENTARY, 0.056A (COIL), 28VDC (COIL), 1568mW (COIL), 10A (CONTACT), 28VDC (CONTACT), PANEL MOUNT
XCA2B POWER/SIGNAL RELAY, SPDT, MOMENTARY, 0.096A (COIL), 12VDC (COIL), 1152mW (COIL), 10A (CONTACT), 28VDC (CONTACT), PANEL MOUNT
相关代理商/技术参数
参数描述
XC-A1N 制造商:Leach International Corporation 功能描述:EM RLY SPDT 10A 28VDC 500OHM SCKT - Bulk
XCA401DN 功能描述:板上安装压力/力传感器 Asg/Sensym RoHS:否 制造商:Honeywell 工作压力:0 bar to 4 bar 压力类型:Gage 准确性:+ / - 0.25 % 输出类型:Digital 安装风格:Through Hole 工作电源电压:5 V 封装 / 箱体:SIP 端口类型:Dual Radial Barbed, Same sides
XCA401GN 功能描述:板上安装压力/力传感器 Asg/Sensym RoHS:否 制造商:Honeywell 工作压力:0 bar to 4 bar 压力类型:Gage 准确性:+ / - 0.25 % 输出类型:Digital 安装风格:Through Hole 工作电源电压:5 V 封装 / 箱体:SIP 端口类型:Dual Radial Barbed, Same sides
XCA-401GN 制造商:Grayhill 功能描述:TACT,RA,6X6,1000B,LFGOPERATINGFORCE,RIGHTANGLE - Bulk
XCA405DN 功能描述:板上安装压力/力传感器 3Vto16V 0psi to 5psi Transducer RoHS:否 制造商:Honeywell 工作压力:0 bar to 4 bar 压力类型:Gage 准确性:+ / - 0.25 % 输出类型:Digital 安装风格:Through Hole 工作电源电压:5 V 封装 / 箱体:SIP 端口类型:Dual Radial Barbed, Same sides