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                                                  | 290 HD   High Voltage Testers H.V.  Detector
 6kV ~ 81.5kV
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                                                  | FEATURES |  
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                                                  |  Telescopic, compact, light-weight. |  
                                                  |  Light weight easy to sue and handy. |  
                                                  |  High-voltage detectable. The equipment, whether in stretched state is available for voltage detection in high-tension. |  
                                                  |  Easy to recognize indication. Intermittent lighting in red of a high intensity light emitting diode and intermittent audible sound of an electronic buzzer are easy recognizable at a full daylight, noisy location. |  
                                                  |  Water proof. The detecting head, being tightly enclosed, is free from any trouble due to dust, water. |  
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                                                  |  The detector detects high and extra high voltage in AC lines. An elongate insulation rod permits checking of high tension circuits at a safe distance for voltage. Also it is telescopic compact, light-weight, easy to sue and handy. |  |  
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                                                  | SPECIFICATIONS |  
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                                                  | Measuring Voltage Range | 6kV ~ 81.5kV |  
                                                  | Operation Start Voltage (To ground) | 2.7kV |  
                                                  | Display | Light : flashing red light, Sound : intermittent sound 50 dB apart 3 m |  
                                                  | Overall Length | Retracted : 1370 +/- 50mm, Extracted : 2450 +/- 50mm |  
                                                  | Frequency | 50 / 60Hz |  
                                                  | Operating Temperature | -10 degree C ~ +50 degree C |  
                                                  | Battery | 2 button cells LR44 (1.5V) |  
                                                  | Weight | 590g (battery included) |  
                                                  | Accessories | Instruction manual, carrying case |  
                                                  | COMMON RATINGS |  |  
                                                  | Withstand Voltage (On insulating rod) | 100kV / 300mm : 5 minutes |  
                                                  | Insulation Resistance | 2000M Ohm min. by 1kV/DC megger at the same testing location as withstand voltage |  
                                                  | Leakage Current | 100uA or less than 100uA at withstand voltage test |  
                                                  | Construction | Water proof (detecting head impervious to water) |  |  
  
    | 特 點 |  
    | ● 使用玻璃纖維伸縮桿,方便使用與存放。● 材質輕巧堅固,絕緣度良好。
 ●   具有自我測試功能設計,可判斷驗測前儀器的功能是否正常。
 ● 感測端部份可作角度調整並且作防水設計,具保護作用,不易損壞。
 
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                        | 驗測範圍 | 6kV~81.5kV |  
                        | 起始電壓(接地) | 2.7kV |  
                        | 適用頻率 | 50/60Hz |  
                        | 長度 | 縮短 | 1370±50mm |  
                        | 伸展 | 2450±50mm |  
                        | 絕緣棒耐壓 | 100kV/300mm : 5分鐘 |  
                        | 絕緣狀況 | 1kV DC量測在2000MΩ以上 |  
                        | 漏電電流 | 100μA或100μA以下 |  
                        | 操作溫濕度 | 0C~40C |  
                        | 使用電池 | 鈕扣型(LR44)1.5V   ×2(顆) |  
                        | 重量 | 約590g |  |  |  |  |