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| Home -> Products Show -> Buzzer -> Φ16 AD16-16 series buzzer |
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| Voltage code(use 2-digit figure) |
| Audible form: A:interrupted
B:constant |
| Head shape:No markings round,F square,J rectangle |
| Second code,A,B,C,D...means different types of the same neck diameter |
| Standard code |
| Code of pushbutton issued by Shanghai Electrical Apparatus Research Institute. |
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1. Ambient temperature:-25℃～+55℃;
2.Relative humidity:≤98%
3.Normally workable when vibration frequency is 2-80Hz with acceleration of 0.7g.
4.Pollution degree is3,inatallation group is Ⅲ .
5.One with "TH" mark can work in the conditioan of moist heat. |
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1.Power frequency with stand voltage:2.5KV per minite.(effective AC value)
2.Insulation resistance:≥2MΩ
3.Allowable voltage fluctuation:±20%
4.CTI≥100
5.Applying frequency:AC50～60Hz |
| Comparison of voltage ,current and codes |
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| Voltage code |
Power supply |
Voltage |
Current(mA) |
| 21 |
AC·DC |
6V |
18 |
| 22 |
12V |
18 |
| 23 |
24V |
18 |
| 24 |
36V |
18 |
| 25 |
48V |
18 |
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| Noted : "FD" in the power supply shows the dischargeable lamp,which can be installed inside the capacitor cabinet. |
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