MÁY DÒ ĐIỆN ÁP CHO DÂY TIẾP XÚC DC-750V HIỆU HASEGAWA - JAPAN
Specifications:
Model: HVC-750N3
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
* Accessory: Bag for housing