DV Power CVA500 ເຄື່ອງວິເຄາະກະແສໄຟຟ້າ ແລະ ແຮງດັນ
Mains Power Supply
• Connection: according to IEC/EN60320-1; UL498, CSA 22.2
• Input voltage: 90 – 264 V AC
• Input frequency: 50 or 60 Hz
Output AC Source
• Up to 2000 V AC (Ratio and saturation test)
• 1 A or 5 A AC (CT burden test)
• Up to 110 V AC (VT/CVT burden test)
Turns Ratio
• Measurement range: 0.8 – 20000
• Resolution: 5 digits
• Typical accuracy:
0.8 – 2 000: ±0.02%
2 000 – 5 000: ±0.03%
5 000 – 20 000: ±0.05%
Winding Resistance (CT, VT, CVT Secondary)
• Measurement range: 0 – 999.9 Ω
• Resolution: 4 digits
• Typical accuracy: ±(0.2% rdg + 2 mΩ)
Winding Resistance (VT Primary)
• Measurement range: 0 – 99.99 kΩ
• Resolution: 4 digits
• Typical accuracy: ±(0.2% rdg + 2 Ω)
Display: 10.1” graphical touch screen display
Environmental Conditions
• Operating temperature: -20 ºC – +55 ºC / -4 ºF – +131 ºF
• Storage & transportation: -40 ºC – +70ºC / -40 ºF – +158 ºF
• Humidity: 0% – 95% relative humidity, noncondensing
Dimensions and Weight
• Dimensions (W x H x D): 505 x 257 x 409 mm / 19.9 x 10.1 x 16.1 in
• Weight: 20.5 kg / 45.2 lbs
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ