(1) functional purposes
QDC23A two three-way solenoid valve is a kind of high speed switching power, gas control components, mainly used in railway locomotive vacuum circuit breaker and switch system and pneumatic control system at a high speed. The product of various performance indicators are reaching or higher than similar imported products.
(2) the main technical indicators
a, the working environment temperature 40 ¡æ ~ + 70 ¡æ;
b, working voltage range: 10.2 V to 17.7 V DC;
c, the rated working voltage: DC 12 v.
d, the electromagnetic coil resistance: 13 + / - 1.04 ¦¸ (ambient temperature is 20 ¡æ);
e, coil electricity time: 15 ms or less.
f, work pressure range: 0.3 MPa to 1.0 MPa;
g, mechanical life: under normal working condition of not less than 300000 times;
h, product weight: 0.8 Kg.
(3) the appearance and installation dimensions
a, appearance size: 122.5 + / - 0.5 mm; 65.5 + / - 0.5 mm; 65 + / - 0.15 mm;
b, installation size: 42 + / - 0.125 mm; 2-8.5 mm ¦µ; 29 + / - 0.26 mm;
c, the size of the interface: ¦µ 19 + / - 0.15 mm; ¦µ 19 + / - 0.15 mm.
(4) material coding
Product material code: 6960005360
(5) application models
a, the main application system: N99 series vacuum circuit breaker.
b, the main application models: HXD1, HXD1B, HXD1C locomotive, HXD3B, CRH3, kazakhstan, Malaysia train, dc car (SS3B, SS4G, SS4B, etc.), the plateau.
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