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[2013-02-22]
1, The fixtures installation process prone to error ① The phase line went into a switch; ②, the burned filament wiring error; ③ The lamp holder is too loose, lamp drop crack. The lamp holder spacing is too narrow tubing difficulties...
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[2013-02-21]
Advantages of porcelain lamp holders replace aluminum alloy lamp holders
1,A cooling effect, reduce the light fades
2,High dielectric strength, high safety factor
3,Resistant, high temperature, corrosion-resistant, long life
4,Ceramic insulation; superior thermal performance; appearance of high-end, consistency and stability; safety factor, easy installation, wide range of applications....
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[2013-02-21]
E27 screw speaker porcelain lamp holders. The market I am afraid the few retail lampholders for replacement. If the bulb does not light mouth contact parts are not damaged, you might just lose elasticity, you can cut off the power supply components in contact with a screwdriver slightly cocked, you can resume contact performance.E27 porcelain lamp holder is about 30-35mm....
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[2013-02-20]
LED street lamp holder is made of aluminum alloy die-casting, effective cooling and water-proof, dust-proof.Lighting the surface resistant to ultraviolet anti-corrosion treatment, the overall lighting up to IP65 standards; housing available PC tube production, and high temperatures up to 135 degrees....
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[2013-02-20]
The porcelain lamp holder of the high-pressure sodium lamps and metal halide lamps: The porcelain lamp holder is the lamp and cap, the circuit is connected. The long-life bulbs requirements lamp with glass bulb connection should be solid, not loose and fell off. So generally use the threaded mechanical fastening technology prevents welding mud natural aging off. The manufacture of the lamp cap material is generally brass strip and the lampholder, it may maintain a small contact resistance, reducing the metal surface oxide layer. Such as light bulbs used in special environments, can brass lamp surface coating layer of chromium or nickel layer. Specifications: E27, E40 two kinds....
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[2013-02-20]
LED lamp holders specifications:
MR16, MR11 common this lamp holder to the MR the beginning of the line small local lighting spotlights, usually the small spotlights two pins easy to install. MR16, GU10 everyone lampholders, PAR30, 38 different diameter, are the world through a standard called, are light cup, spotlights,...
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[2013-02-19]
For single-ended wiring halogen incandescent bulbs with G9 porcelain lamp holders,
The lamp holder is both suitable for fixed connection with the light-transmissive glass envelope, but also suited to be detachably connected with the lamp, the lamp cap is made of ceramic material....
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[2013-02-19]
The new porcelain lamp holders, including a cylindrical casing, an insulating member, the electrode pad composition, characterized in that the cylindrical casing is a hollow cylindrical shell external pressure with an external thread, the edge of the end portion of the cylindrical casing ring opening with a recess...
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[2013-02-18]
Porcelain knife Switch is interpreted as the opening and closing. It still means that one can make the circuit is open, so that the current is interrupted or its flowing to the other circuits of the electronic components....
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[2013-02-18]
Electromagnetic switch, as the name suggests is to use the electromagnet to control the switch, which is the combination of the electromagnet and switch.When the solenoid coil is energized electromagnetic suction activities core to push or pull the switch contacts closed, thereby turning on the control circuit. The electromagnetic switch has a wide application in various industries, the most common is the contact of industrial fields....