通过 
■ 主要特征FEATURES
·50A触点切换能力Contact Switching capability
·具有一组常开触点形式SPST-NO Contact Arrangement
·应用范围：电信通信设备、工程机械、电瓶车、电动叉车、汽车、火车、船舶、不间断电源等电控系统
Application: For Electric Control System of Communication Power Supply、
Engineering Machine、Electro-motion Forklift、Motor Car、Train、
Watercraft and UPS etc.
2使用条件Use conditions required
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序号 NO. |
参数名称Parameters |
产品代号Product code |
|
ZJ50D系列series |
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1 |
环境温度Ambient temperature: |
（-40～+60）℃ |
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2 |
相对湿度Relative humidity: |
+20℃达98%（Up to 98% at +20℃） |
|
3 |
固定处的振动 Vibration freq .at the fixed position: |
(10～200)HZ、加速度Acceleration≤3.5g |
|
4 |
冲击Shocking |
(60～100)次/分、加速度≤4g time/minute、Acceleration≤4g |
|
5 |
安装位置Mounting directions |
任意Optional |
3简要技术数据Basic technical data
|
序号 NO. |
参数名称Parameters |
产品代号Product code |
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|
ZJ50D系列series |
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1 |
线圈额定电压Rated coil volt(V DC) |
12 |
24 |
30 |
48 |
60 |
72 |
120 |
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2 |
20℃额定电压下线圈维持电流keep the coil current under rated voltat 20℃(A) |
0.7 |
0.4 |
0.3 |
0.3 |
0.2 |
0.2 |
0.1 |
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|
3 |
线圈功耗Coil Power dissipation(W) |
8～10 |
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4 |
(20±5)℃下，冷态动作电压Operating volt in cold state at（20±5）℃(V) |
吸合Pick-up |
不大于线圈额定电压的70% Not above 70% of rated coil volt |
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释放Release |
线圈额定电压的（5～40）% Rated coil volt（5～40）% |
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|
5 |
电源电压波动范围Fluctuating range of power supply volt |
（85%～110%）额定电压 （85%～110%）rated volt |
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6 |
主触点电路额定电压Rated volt of contact circuit(V DC) |
60VDC |
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7 |
主触点电路额定负载电流Rated load current of contact circuit(A) |
50A |
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8 |
50A负载下主触点接触压降Contact volt dro of contact at 50A: |
≤50mV |
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9 |
主触点最大通断能力Max. make-break ability of contact |
通断1次4倍额定负载电流，通电时间(Connect four times rated load current, make and break once for )5ms |
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|
10 |
额定电压下最大动作时间 (mS) Max. operating time at rated volt(ms) (coil with no suppression circuit) |
吸合Pick-up |
30 mS |
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释放Release |
30 mS |
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11 |
触点最大弹跳时间Max. bounce times when contact breaks(mS) |
3 mS |
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12 |
抗电强度Puncture(volt) strength |
50Hz,1000V AC,1min |
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13 |
电寿命Electric life(τ=0.001S) (次)(cycles) |
10,000 |
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14 |
机械寿命Mechanical life |
100,000次Ops |
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|
15 |
工作规范Working duty |
连续Continuous |
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