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发表于 2012-3-2 16:26:00
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How to buy electric heater - manual Daquan
electric heater on the market today are: 1 , conduction heat transfer type, such as warm foot king . two radiation heat transfer type, skull prime tube heating , infrared heater .
( 1 ) conduction heater is generally less than 100 watts , relying on a part of the body contact with the heater heat out of the contact surface will lose its role . (for heating)
(2) radiation heater power between 400-2000 watts of infrared light radiation , which is equipped with reflective radiation shield , the light source in all directions issued by the infrared focus light reflected off , as long as the station in front of the heater , you can feel the heat wave blowing . ( the whole family more than heating )
(3) purchase, according to the safety and quality heaters have a quality inspection certificate and inspection machine dumping after power - off protection function .
( 4 ) a reasonable choice of additional features , trendy heater has the additional function of the timing ,electric heater for industrial use, humidification , and power regulation .
( 5 ) inspection of aircraft on the nameplate manufacturers to address the national standard implementation, and 3c certification , the core diameter of the power cord is equal to or greater than 1.0mm2 , plug and power cord body 3c certification , check the warranty on the card whether after-sales service hotline . |
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