gw718a-60a/80a 磁保持继电器
所属分类：gw718a系列-磁保持继电器
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外形尺寸dimensions（mm） |
38.5×33×17.2 |
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触点形式contact form |
1a/1b |
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触点材料contact material |
银合金 (silver alloy) |
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最大切换电流max switching current（阻性 anti-load） |
80a |
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最大切换电压max switching voltage |
28vdc/250vac |
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最大切换功率max switching power |
2200w/20000va |
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重量（不带附件）wight |
45g |
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线圈额定电压rated coil voltage |
6vdc |
9vdc |
12vdc |
24vdc |
48vdc |
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线圈电阻 coil resistance |
单线圈single coil（±10%ω） |
36 |
81 |
144 |
576 |
2304 |
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双线圈double coil±10%ω） |
18 |
40.5 |
72 |
288 |
1152 |
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| 功率power consumption | 单线圈1w；双线圈2w(特殊功耗特殊订货) | |||||
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闭合电压pick-up voltage |
≤75%额定值（rated coil voltage） |
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断开电压drop-out voltage |
≤75%额定值（rated coil voltage） |
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过载电压max. applicable voltage |
≤120%额定值（rated coil voltage） |
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闭合时间pick-up time (at rated voltage) |
≤20ms |
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断开时间drop-out time (at rated voltage) |
≤20ms |
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回跳时间bounce time |
≤2ms |
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| 环境温度 ambient temp | -40~ 70℃ | |
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环境湿度 ambient humidity |
年平均≤75%（annually average) |
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抗振动anti-vibration |
10~55hz,0.5mm (double amplitude) |
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抗冲击anti-shock |
98m/s2,11ms |
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相对湿度r.h. |
45%~85% |
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接触电阻 contact resistance |
≤2.0mω (1a/6vdc测试) |
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| 绝缘电阻insulation resistance | 1000mω (500vdc) | |
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产品认证 |
uc3 /vde |
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介质耐压 dielectric strength |
触点间between contacts |
1750 vac 50/60hz (1 minute) |
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触点与线圈间between contact & coil |
4000 vac 50/60hz (1 minute) |
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寿命life |
电气寿命electrical life |
≥1ⅹ104ops |
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机械寿命mechanical life |
≥1ⅹ106ops |
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