buzzer Ambient temperature:-25 C~+55 C Relative humidity: below 98% buzzerWorking condition1. Ambient temperature:-25°C~+55°C;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. Technical data1.Power frequency with stand voltage:2.5KV ...
... control model for rechargeable battery 2010/02/25 --- 2013/02/24 ISO14001:2004 CTI, CNAS 04112E20018R2M Scope: Automatic electrical controller for ...
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