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27-
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ZP-127Z Mine sprinkler dust device main box
ZP - 127z automatic sprinkler dust device for mine main box is suitable for the occasion, with gas and coal dust explosive dangerous gas
Reduce roadway dust, dust, gas concentration, such as the inflammable area fire prevention and fire extinguishing effect, etc.
Performance characteristics:
1, the structure of the main box for flame-proof type and the Ann. Use large-scale digital integrated circuit design, LCD screen display working state.
2, according to user requirements, can be equipped with optical sensor, touch sensor, smoke sensor, temperature sensor and electric ball valve and
Has multiple functions, so as to adapt to the requirements of different occasions.
3, to prevent the spread of dust and dust explosion, fire prevention, to ensure that the workers health of body and mind.
Technical parameters:
1, explosion-proof type: mine explosion-proof and intrinsically safe. Explosion-proof marks for Exd (ib) (I);
2, the rated working voltage: 127 vac.
3, rated current: 200 ma or less;
4, the Ann output voltage: 12 VDC;
The highest, the Ann circuit output voltage Uo: 12.9 VDC;
6, the maximum output current Io Ann: 420 ma;
7, the largest external capacitor Co: 20 mu F;
8, the largest external inductance Lo: 0.6 mH;
9, input control signals: high acuity 6.0 v. low level 0.5 V or less；
10, action control time: 0 s ~ 360 s adjustable. Error of plus or minus 2 s;
11, the Ann power protection functions: two stage regulator + two-level over-current protection + double overvoltage protection;
12, the power supply voltage fluctuation adaptability: when the input voltage fluctuate within 80% ~ 120%. Main box should be able to work properly;
13, the environment temperature: O ℃ to 40 ℃;
14, environment humidity: 95% or less;
15, the transmission distance: 1000 m or less;
16, link cable: coal mine use mobile rubber set soft cable connection, the connection length of 1000 m or less;
17, master box dimension: 280 * 155 * 220 (mm);
18, weight: 10.2 kg.
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