参数资料
型号: YA4R
元件分类: 功率/信号继电器
英文描述: POWER/SIGNAL RELAY, 4PDT, MOMENTARY, 0.12A (COIL), 12VDC (COIL), 1440mW (COIL), 5A (CONTACT), 28VDC (CONTACT), SOCKET MOUNT
文件页数: 14/16页
文件大小: 3319K
代理商: YA4R
3. Calculation of coil temperature rise when R initial and R final are known:
Delta T = (234.5 + T1) (R2/R1 - 1)
Delta T = Temperature rise (°C)
T1 = Initial temperature (°C)
R1 = Initial resistance (Ohms)
R2 = Final resistance (Ohms)
R2 = K2R1
Temperature can also be found by making the R2/R1 ratio = the
coefficient of correction graph in Fig. 2, and then finding the corresponding temperature.
TEMPERATURE CORRECTION CHART FOR RESISTANCE
Fig. 2
EXAMPLE:
Catalog indicates coil resistance of 290 ohm at 25°C. What is the value at 125°C?
From the chart: 290 x 1.39 = 403.31 Ohms.
Date of issue: 6/00
- 16 -
Page 2 of 2
相关PDF资料
PDF描述
YD1B POWER/SIGNAL RELAY, 4PDT, MOMENTARY, 0.12A (COIL), 12VDC (COIL), 1440mW (COIL), 5A (CONTACT), 28VDC (CONTACT), SOCKET MOUNT
YD1C POWER/SIGNAL RELAY, 4PDT, MOMENTARY, 0.24A (COIL), 6VDC (COIL), 1440mW (COIL), 5A (CONTACT), 28VDC (CONTACT), SOCKET MOUNT
YD1M POWER/SIGNAL RELAY, 4PDT, MOMENTARY, 0.038A (COIL), 48VDC (COIL), 1824mW (COIL), 5A (CONTACT), 28VDC (CONTACT), SOCKET MOUNT
YD1R POWER/SIGNAL RELAY, 4PDT, MOMENTARY, 0.12A (COIL), 12VDC (COIL), 1440mW (COIL), 5A (CONTACT), 28VDC (CONTACT), SOCKET MOUNT
YD1V POWER/SIGNAL RELAY, 4PDT, MOMENTARY, 0.24A (COIL), 6VDC (COIL), 1440mW (COIL), 5A (CONTACT), 28VDC (CONTACT), SOCKET MOUNT
相关代理商/技术参数
参数描述
Y-A4V 制造商:Leach International Corporation 功能描述:MID RANGE - Bulk
YA50/D/RF 制造商:C & S 功能描述:SOUNDER, YODAL ALARM, 24V
YA50/N/RF 制造商:C & S 功能描述:SOUNDER YODAL ALARM 240V 制造商:C & S 功能描述:SOUNDER, YODAL ALARM, 240V 制造商:C & S 功能描述:SOUNDER, YODAL ALARM, 240V, Tones:Multiple Tones, Supply Voltage V AC:230VAC, Sound Level SPL:106dB, IP / NEMA Rating:IP54, Operating Temperature Min:-25C, Operating Temperature Max:55C, Current Consumption:13mA, External , RoHS Compliant: Yes
YA60/C/D/EU 制造商:C & S 功能描述:SOUNDER 24VDC
YA6-10 功能描述:ANT YAGI 10DBI 698-750MHZ 18" NF RoHS:是 类别:RF/IF 和 RFID >> RF 天线 系列:* 标准包装:1 系列:*