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sound level meter awa 6228 class 1

Found 1097265 Products
industrial telephone for arduous and hadzardous.
... . 2.new fashional than others 3.Industrial telephone :IP67 1 RangeCan be used in subway ,water resources scheduling,shipping , ... port ,railway tunnel and other rough area.2 Feature2.1 Shell of the explosion-proof telephone made of si-aluminium ... RLR≤-1,STMR≥10,output impedance 600ΩFrequency response300~3400 HzLines output audio signal level+2dBAmbient noise≤115dBDistortion factor≤2%Ringing sound level≥ ...
CDMA outdoor coin card pay phone for outdoor wall mounted
1.CDMA wireless outdoor wall-mounted payphone 2.smart cards and ... , T2G, T2G+Lightning Surge ProtectionNot less than 4,000 VSound Level of Ring>= 70 dB(A)About CoinsCoin Acceptance15 different typesCoin ... insertionsLifespan of Hook Switch> 500,000 operationsLifespan of Metallic Keypad> 1,000,000 operationsDimensions714 mm X 310 mm X 205 mmWeight27 ...
Supplier: Shenzhen Guanri Telecom-Tech Co., Ltd. [China Manufacturers]

Q2438 CDMA MODULE

Dec 24, 2012
Q2438 CDMA MODULE
... 824 ~ 849 MHz/ RX: 869 ~ 894 MHz)o Band class 1 (TX: 1850 ~ 1910 MHz/ RX: 1930 ~ 1990 ... required). 3V with R-UIM detection (5V with external level shifter). Power supply. Keypad (5x5 matrix). ADC. ... OTAPA. IS-733 and IS-127: TTY/TTD. Class II G3 FAX. gpsOne position location capabilities. AMPS ( ... for Carrier Requirements. USB 2.0. BREW 2.1. Cellemetry. DMSS SSL encryptionMechanical. Dimensions: 58.4 ...
Supplier: Shenzhen Xinghua Information Technology Co., Ltd. [China Manufacturers]
Mining telephone, dust proof telephone KNSP-08L
... Matching with most PABX, PBX and PAX systems Features: 1. Robust aluminium alloy die-cast body, Vandal resistant and ... gradeIP66Relative humidity10%--95%Atmospheric pressure86~106KPaCircumstance noiseless than 60dB(A)Sound level of ringing>70dB(A)Standard frequency697. 770. 852. ... 941HzCall transmission index(5KM)SLR<12,RLR<-1,STMR>10, output impedance is 600 Ohm. Mining telephone, ...
Supplier: Koon Technology (Shenzhen) Ltd. [China Manufacturers]
Auto scan mini fm radio
Auto scan mini fm radio 1.With clip in any colours 2.Take anywhere 3.One ... Control to turn on or off radio and adjust desired sound level.Press the Scan Button and the radio will automatically serach ... days. C:What kind of payment method can be acceptable? 1.T/T 2.L/C 3.Western Union.Factory information ...
Supplier: Fuzhou Bangshi Electronic Co., Ltd. [China Manufacturers]
Wireless Thermometer
Wireless Thermomter Clock Indoor temperature Outdoor temperature 433M Hz Specifications:1) Indoor temperature range: -20°C ~ +60°C2) Remote temperature ... 40°C ~ +65°C3) Temperature accuracy: +/-1.0°C4) Quartz time accracy: +/-1.0s per day5) Power requirements (receiver): 2 x ... receiver(alkaline battery used)11)Alarm Sound level: 60~65db with 20cm distance from back 1) Indoor temperature (°F or °C ...
Supplier: Shenzhen Shiyao Electronics Co., Ltd. [China Manufacturers]
horn-stand For iPhone 4 and 4S
... Horn-stand For iPhone 4 and 4S 1-Lauderspecker for iPhone 4 4S, boost sound level by 18dBA2-Dock and stand, allow charge ... % made of silicone, no glue / no battery, eco-friendly, amplify sound by mechanical design5-Nice looking and low price, good for ...
Supplier: Shenzhen Newland Technology Co., Ltd. [China Manufacturers]
solar hand crank radio flashlight Solar Torch
1:Mobile Charger solar torch 2:DC in 4.5-5V/ ... 3-5 hours, blinking can work for 3-5 hoursSiren sound level: 85-90dbThe radio: AM 520 KHZ-1710KHZ. FM: 88MHZ-108MHZ ...
KBSG Mining Explosion Proof high voltage dry-type transformer
... KV)no-load LoadKBSG-100/6 1006±5%1.2/0.695209202.54KBSG-200/620082015502KBSG-315/ ... 61000235064001.0KBSG-1250/61250275065001.0KBSG-1600/616003.45/1.2/0.69335080000.8KBSG-2000/62000380095000.64.5KBSG ... 10630200041001.5KBSG-800/10800230051001.2KBSG-1000/1010003.45/1.2/0.69260061001.24.5KBSG-1250/101250310074001.04 ... is 145°C(insulation heat resistant level for reference when class H temperature) values.
Supplier: Dianguang Explosion-Proof Technology Co., Ltd. [China Manufacturers]

Surge Protector

May 20, 2012
Surge Protector
... transient over voltage. As per the conditions of IEC61643-1:1998-02 standard, Class III surge protective device, it is category D ... surge protective device. SPD meets with GB18802.1/IEC61643-1.1998 and YD/T1235.1-2002 standards.Technical parameter Model and specificationLYU9- ... continuous operating voltage Uc(V)320/230Voltage protection level Up(KV) Less than1.5/1.0Max.discharging current(8/20 us) (KA ...
Supplier: Zhejiang Reyun Electric Co., Ltd. [China Manufacturers]
Best sell air compressor nebulizer for respiratory care
1)Pressure 2.5bar, air flow >12lpm 2)Continuous treatment 24 hours 3)Low sound level 55dB 4)3 year warranty Compressor Nebulizer offers ...
explosion proof electrical enclosures
... -proof junction box,junction box,explosion-proof terminal box.Application 1.Ambient temperature is -25°to 55° 2.The height of ... installment can't over 2000meters above sea level.3.They can withstand the corrosion of strong acid, strong ... plastic.We manufacture explosion proof lights to Class 1 Division 1 Lighting and Zone 0 and 1 standards for use where gas or vapor ...
Supplier: Zhejiang Xusheng Illumination Co., Ltd. [China Manufacturers]
Wanlida Low Voltage Motor Protection Relay
... electrostatic discharge interference, electromagnetic interference III radiation level, pulse interference III-class group.With perfect protective function, automatic start ... direct measuring),~100V(PT measuring).1.2 AC current: 1~200A.1.3 Rate frequency: 50Hz.1.4 Power supply: AC/ ... ≤ 5W.4. Environmental specifications4.1 Atmospheric pressure: 80kPa~110kPa(below 2000m of sea level).4.2 Humidity: 5% ~ ...
Supplier: Zhuhai Wanlida Electric Co., Ltd. [China Manufacturers]
Bimetallic Thermometer
... processes. Application It is a kind of testing meter used to measure middle and low temperature on ... shall result in revolving of indicator. The working meter shows relevant temperature value.The Main Technical Parameters1. ... of Dial:60,100,150.3. Accuracy Class:1.0,1.5.4. Thermal Response Time:40s.5. ... range of thermometer shall be no more than 1/2 the absolute value of basic error. Bimetallic ...
Supplier: Anhui Land Group Co., Ltd. [China Manufacturers]
Flexible stranded conductor pvc power cable
flexible copper pvc cable 1 IEC, ASTM, DIN, BS standard 2 ISO,CCC ... BS ,DN, and the standard required by the clients.1. The long-term permissible operation temperature of the conductor ... )3.The cable is not limited by drop in level when being laid ,and the environment temperature shall not ... /61 CoreSectionarea(mm2)1.5-80025-80025-8002 CoreSectionArea(mm2)1.5-185/ /3 CoreSectionarea(mm2)1.5-40025-40025- ...
Supplier: Henan Leshan Cable Co., Ltd. [China Manufacturers]
Low Voltage PVC/XLPE Insulated Copper Conductor Cable Wire
... 7/15 12/20 18/30 21/35 2nd class 1/1 3/3 6/6 8.7/10 12/15 ... and can be laid with no restriction of different level.2) XLPE insulated steel wire armoured power cable: ... steel wire armored PE sheathed power cable Main Application:1)These cables are most suitable for direct burial or ... laying in ground along route with large difference of level able to bear external mechanical forces.Service conditions and ...
Supplier: Xi'an Galaxy Imp & Exp Co., Ltd. [China Manufacturers]
elctrical Plating Line
... wire diameter: 0.9 to 2.6 mm Coating thickness : 1 to 20 Electrolytic plating TECHNICAL DATA: Type of line : HT ... grease and free from oxides Coating material : Ag Coating thickness : 1 to 20 µm Coating quality : as per DIN, ASTM Total ... Max. ambient temperature : 45°C (hall temperature)Noise level : max. 85 dB (A) average sound level, acc. to DIN 45635Plating current : 3000 A ...
Amorphous Alloy Core Sealed Three-phase Oil-immersed Distribution Transformer
... of the operation, and ensure normal operation without maintenance.Insulation level of productVoltage classkVEffective value of the highest voltage of the ... /minFull-wave peak value of rated lightning impulse withstand voltagekV≤11.15/67.2257510123595202450120 Amorphous Alloy Core Sealed Three-phase Oil ...
Supplier: Jiangshan Huaxin Trading Co., Ltd. [China Manufacturers]
LJW1-35 oil type 35kv outdoor current transformer oil immersed 35kv outdoor current transformer
... oil immersed 35kv outdoor current transformerTechnical data1. Rated insulation level: 40.5/95/185 kV;2. The load power ... -2006 and IEC 60044-1 ;5. Other technical parameters see table follow: TypeVoltage class (kV)Rated current ratio ... (A)Measurment class 0.2 capacity(vA)Capacity for class 1 continuous protectionWeigh (kg ...
Supplier: Zhejiang Shanghu Electrical Co., Ltd. [China Manufacturers]
10KV SG series dry type transformer oil-immersed transformer
1.High reliability,low loss, noise and partial discharging, 2 .small ... )No-load current%Body weight (Kg)Burning ability(KM/h)sound level LPA(dB)Overall sizeL*W*H(mm)Track gauge(mm ...
Supplier: Suzhou Boyuan Special Transformer Co., Ltd. [China Manufacturers]
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