Weight: 1.2 kg Sound pressure dB(A) 1 m: 110±2
Transmission distance: 1 km Features: LK-100 is designed to provide effective warning in applications where there is no power supply. Manual alarm without power supply,but can provide an effective alarm in the place that without power supply.Simply shake the handle clockwise through artificial hand,speed arrive junior (50-80 rev / min) can achieve the desired effect alarm,the sound sharp, shocking large, penetrating power.Alarm sound depends on the handle speed ofshaking.Handcranked siren small size,light weight,easy to carry,easy to install,does not require any tools,Only need 0.15 square and where people stood can normal operation ,the mobility of the job is very strong. It is an ideal Alarm equipment when Civil defense,military, detention centers,prisons,mines,airports,pastures,oil depots,warehouses, hotels,restaurants and other business units Critical situation occurs. Applicable occasions: Used for emergency warning,easy to carry,mainly used in flood control,disaster,forest fire,military military supplies,public and industrial applications to respond to emergencies alarm use. Due to lightweight the sirens can be easily transported to remote locations and folded up to a small size for ease of handling. Product Parameters
Place of Origin | Botou,hebei,china |
Brand Name | Bo fang ,CCCFB |
Model Number | LK-100 Hand Operated Siren |
Style | Portable |
Sound level dB(A) 1M | 110±2 |
Output Frequency (HZ) | 550±20 |
Transmission Distance | 1000m |
Material | Aluminum Alloy |
Net weight | 1.2kg |
Color | As customer requirement |
MOQ | 1PCS |
Packaging Details | Carton package or as your requirement for Hand Operated Siren |
Usage | Alarm device,Civil defence siren |
Busniess Type | Manufacturer |
Market | worldwide |
Product Description 1.Define Alarms including hand alarm, electric alarm , each place for emergency warning, only hand alarm without power support, powered by turning a crank issued a warning signal effectively. Sound speed depends on the handle moved. Baffle the shutter mechanism is set in the sound window, can select the sound intensity signal, quickly closed the window, blocking, produce different signals. 2 . principle of working Driven by turning a crank wheel at high speed, when the wheel turns, into the air from the side of the tuyere wheel, high speed and high pressure to set the wheel on absorption of air of resonance in the window of the base and at the same time. 3.Using range Water conservancy, flood control, reservoir, civil defense, forces, fire control, prisons, mining, gas stations, ships, airport, plains, pasture, forest farms, factories, schools, hotels, hotel and open barracks, the mountain rescue the enterprises and institutions, etc. 4.Product features Without the power support, compact structure, removable, light weight, easy to carry, sound intensity can be adjusted and produce different signals, low frequency, wide scope of application, etc Product Display
-Experience: over 30 years -Price: always reasonable based on high quality.good quality ,best price. -Quality: high quality, national and international quality standard -Function: cushion grip, easy to handle, low maintenance cost, rust protection -Delivery: punctual, always try to be faster -Service: quick, caring, faithful, responsible 6.The main products of our company are as following Nonsparking tools. They are mainly used in hazardous environment where flammable and combustible vapors liquilds gas dusts are present, such as petroleum industy,chemical industry, power generation,railroad,and mining ects.These tools can avoid to rise sparking when tools strike,rub or collide with target in explosive atmosphere. There is two kinds of material, Beryllium Copper alloy and Aluminium Bronze. Special tools. 45# steel, 40Cr. Non-magnetic tools. Material Stainless steel 304 1)Good resistance to acids and alkalis corrosion 2) Mainly used in medical apparatus and instruments, food industry ect. 3) Weakness: Low strength, low hardness. HRC<10° Terrace Measuring Tools. 1. Machinery production 2. Installation of the machine 3. Lineation , marking out and measuring 4. Welding 5. Surface plates