LA10 series pushbutton switches 
 Button button switch button switch LA10 series 
 Scope: LA10 series pushbutton switches suitable for AC 50Hz, voltage up to 380V and DC voltage up to 220V circuit, as a control, interlock and so on. 
 Normal operating conditions and installation conditions 
 1, ambient air temperature does not exceed +40 ℃, 24h, and the average temperature does not exceed +35 ℃, ambient air temperature limit is -5 ℃; 
 2, the installation site altitude does not exceed 2000m 
 3, the maximum temperature of +40 ℃, relative humidity of the air does not exceed 50%; at a lower temperature allows a higher relative humidity, for example, 90% at 20 ℃; occasionally generated due to the coagulation temperature Lu, special measures should be taken 
 4, the pollution level 3 
 5, Installation Category Class Ⅱ 
 6, the protection type of protection class IP2LX, dust, water protection rating of IP55 type 
 Please contact me: 15154721835 
 QQ: 1136189162 
 The company also operates: couplers, expanding broadcast telephone, industrial anti-noise telephone, cell phone explosion, HDB-2 Explosion-proof telephones, magnet-type telephones, speakers, explosion of connections around the pipe, threading box, low voltage cable connection box , mining intrinsically safe junction box circuits, high voltage cable boxes, cable boxes communication, DSB explosion-proof motor terminal box, terminal, explosion-proof latch, explosion-proof latch switch, high voltage cable connector, explosion-proof electric hoist button, separate type control button, the button switch, explosion proof fire alarm button, the button switches the safety circuits, relays, communication relays, electromagnetic relays, vacuum contactor, magnetic amplifiers, repeaters, sound and light combination of signal devices, RBI device, pull point devices, bells, bells batter, control transformers, high voltage fuses, detonators, pneumatic frame pillar drill, coal drill, bolt rig, rock drill, DTH drilling rigs and other mining machinery .