开源电子CRST78-48V常开型4脚继电器15A-20A

平湖开源电子贸易有限公司

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特点Features 1,体积小,重量轻Small Size and light weight. 2,线圈功耗低Low coil consumption

3,可直接焊接在印刷线路板中. PC Board mounting.

4,用于家用电器,自动化系统,电子设备,仪器,仪表,通讯装置和遥控系统.Suitable for household electrical appliances,automation system,electronic equipment,instrument,meter,telecommunication facilities and remote control facilities. 订货信息Ordering information CRST 78--C-S-DC12V--H

1 2 3 4 5 1,型号Part number: CRST78 2,触点形式Contact arrangement:A:1A;B:1B;C:1C;U:1U

3,封装形式:S:试水式;无:防尘式 Enclosure: S:Sealed type; Z:Dust cover

4,线圈额定电压Coil rated voltage(V):DC:6,9,12,24 5,线圈功耗Coil power consumption: Nil:0.6W; H: 0.8W 触点数据Contact data 触点形式Contact Arrangement 1A(1H)(SPST NO);1B(SPST NC);1C(1Z)(SPDT);1U 触点材料Contact Material AgSnO2,AgCdO 触点负载(阻性) Conatct Rating(Resistive) 5A/250VAC 20A/14VDC 马达负载Motor load:1/2HP 125VAC 灯负载Lamp load :TV-5 切换功率Max.Switching Power 280W 1250AV 切换电压Max.Switching Voltage 42VDC 380VAC切换电流Max.Switching Current:20A 触点阻性或压降Contact Resistance or Voltage Drop ≤50mΩ 寿命Operation Life 电气Electrical 105 机械Mechanical 107 线圈参数Coil Parameter 线圈电压

Coil voltage

(VDC) 线圈电阻

Coil Resistance

Ω±10% 吸合电压VDC()

Pick up Voltage VDC(Max)(额定电压的80%)(80% of rated voltage) 释放电压VDC

Release voltage VDC(Min)

(额定电压的5%)

(5% of rated voltage) 线圈功耗

Coil power consumption

(W) 动作时间

Operate Time

(mS) 释放时间

Release Time

(mS) 额定

Rated

Max 6 6.6 60 4.8 0.30 0.6 ≤10 ≤5 9 9.9 135 7.2 0.45 12 13.2 240 9.6 0.60 24 26.4 960 19.2 1.20 48 52.8 3840 38.4 2.40 6 6.6 45 4.8 0.30 0.8 9 9.9 102 7.2 0.45 12 13.2 180 9.6 0.60 24 26.4 720 19.2 1.20 48 52.8 2880 38.4 2.40 技术特性Operation condition 绝缘电阻Insulation Resistance 最少100MΩ min(at 500VDC) 介质耐压Dielectric Strength

断开触点间Between Contacts

触点与线圈间Between Contacts and Coil

50Hz 500V

50Hz 500V 耐冲击Shock Resistance 100m/s2 11ms 抗振性Vibration Resistance 10~55Hz双振幅Double amplitude 1.5mm 引出端强度Terminals Strength 10N 可焊性Solderability 235±2℃ 3±0.5s℃ 环境温度Ambient Temperature -40~85℃ 相当湿度Relative Humidity 85%(at 20℃) 质(重)量Mass 6g 外形尺寸Dimensions(mm/Inch)