دتکتور برند هاسگاوا مدل HASEGAWA HVC-750N3 Voltage Detector for DC Overhead Contact Wire (DC750V)

HASEGAWA HVC-750N3 Voltage Detector for DC Overhead Contact Wire (DC750V)

Working voltage range: DC600V/750V

* Voltage detection of negative potential is not possible

Operation starting voltage (Voltage to ground): DC300V±20V

:Display

 Operation display (charging): Red LED and buzzer

 Check of earth wire (Earth wire is OK): Green LED

: Voltage display

Range: 0 VDC to 1999 VDC

+ Resolution: 1V

 Accuracy: within ±5%±5V

:Volume adjustment for buzzer sound

 Each time when the sound volume push-button switch is pressed, the cycle of High → Medium → Low → High .... is repeated.

Sound volume at a distance of 1m

 High: 75 dB or more; Medium: 55 to 70 dB; Low: 50 dB or less

Output voltage at test: DC500V±100V

Dielectric strength: Contact tip (Metal fitting) ‒ Grounded part 4 kVAC, 1 min

Leakage current: 1 mA or less at dielectric strength test

Battery: R6 or LR6(1.5V) × 4 pcs

Operating temperature range: 0℃～＋50℃

Weight: About 1.4kg