规格书
THE SPECIFICATION OF VARISTOR
零件名称: 电源防雷器
型号规格: MYS5-385/20-3 P+NPE (S1)
(2.1.1版本)
西安市西无二电子信息集团有限公司
敏感器件公司
Xi'AN XIWUER ELECTRonIC & INFORMATION CO.,LTD.
VARISTOR & THERMISTOR COMPANY
西安市自强东路1118号
NO.1118E ZIQING ROAD XI'AN
TEL:86-29-86226870 86267073
FAX:86-29-86253620
1.范围 SCOPE
本说明为西安市西无二电子信息集团有限公司敏感器件公司MYS5-385/20-3P+NPE (S1) 型电源防雷器的特性说明。
2.外型尺寸 Dimension(mm)
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3.额定值 Rating
|
MYS8-385/40 (L—N) |
FD2 (N—PE) |
最大连续工作电压 Max. Continuous Operating Voltage Uc (AC) |
385V |
255V |
标称放电电流 Nominal discharge current(8/20μs) In |
20kA |
40kA |
最大放电电流 Max. discharge current(8/20μs) Imax |
40kA |
----- |
保护级别 Protection level (8/20μs ) Up |
1.9kV |
1.5kV |
响应时间Response time t |
<25ns |
<100ns |
安装形式 Installation pattern |
与 35 mm宽的标准轨道型材配用
|
■ 使用温度范围 Operating Temperature Range:-40 to 80℃
■ 保存温度范围 Storage Temperature Range:-40 to 85℃
4.试验方法及要求 Text Methods and Requirment
(1) 电性能 Electrical
项目 Characteristics |
试验方法 Test Methods |
性能要求 Specifications |
最大连续 工作电压 Maxmum Allowable Voltage |
可连续施加在SPD上的交流或直流电压的最大值。 The voltage between two termnals when the specified measuring current 1mA DC aooliedes called V1mA. |
符合规定 To meet the specified value |
限制电压 Clamping Voltage |
以8/20μs波的规定电流施加在SPD上,然后测其两端的电压峰值 The maximum voltage betwwen terminals with the specified standard impulse current(8/20μs) |
符合规定 To meet the specified value |
标称放电电流Nominal Discharge Current |
按规定电流,以8/20μs波同极性冲击15次,分三个阶段,每阶段5次,阶段间间隔25分钟;次与次间隔50秒,其后在室温下,1小时以上2小时以内恢复,测量V1mA。 According to the rated current, surges at the same direction are applied 15 times, under 8/20μs, altogether in 3 steps, 5 times for per step. At an interval of 25 min. between each step, and of 50 sec. between each time. Then V1mA is measured after 1h but no more than 2h, under room temperature. |
符合规定 To meet the specified value |Δ1mA/V1mA| ≤10% |
最大放电电流Maximum Discharge Current |
按规定电流,以8/20μs波在一个方向冲击1次。 According to the rated current, the standard impluse current of 8/20μs is applied one times. |
符合规定 To meet the specified value |
(2)耐候特性 Environmental
项目 Characteristics |
试验方法 Test Methods |
性能要求 Specifications |
高温存放 High Temperture Storage |
在85±2℃无负荷放置1000小时,其后在室温状态下, 1小时以上2小时以内测量V1mA。 The specimen shall be subjected to 85±2℃ for 1000hours in a themostatic bath without load and then be stored at room temperature and normal humidity for 1 to 2 hours. The change of V1mAshall be measured. |
|Δ1mA/V1mA| ≤10% |
湿中存放 Humidity Storage |
在温度为 40±2℃,湿度为90~95%RH中无负荷放置 1000小时,其后在室温状态下,1小时以上2小时以内测量V1mA。 The soecimen shall be subjected to 40±2℃, 90~95%RH for 1000 hours without load and then be stored at room temperature and normal humidity for 1 to 2 hours. The change V1mA shall be measured |
|Δ1mA/V1mA| ≤10% |