DV Power CVA500 电流和电压互感器分析仪

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