- Measures and records harmonics, flicker, K-factor, interruptions
- Support for synchrophasor measurements
- Optionally measures system time, phase, frequency and phasors
- Can be synchronized via IRIG-B IEEE-1344 unmodulated input or GPS input
- 320 pixel x 240 pixel graphic LCD display
- 30 key multifunction keypad
- RS-232 cable included
- RS-232 or USB 1.1 port
- External power supply or Battery operated (NiMH, with 8 hours typical run time)
Thông số kỹ thuật
| Range (3 Ø/1 Ø) |
1 Vrms to 650 Vrms, selectable (phase-to-phase for 2 and 2½-element; phase-to-neutral for 1 and 3-element)
|
| Overrange |
1200 V peak, nominal
|
| Range |
Any voltage, current and number of elements within the specified limits
|
| Range |
45 Hz to 65 Hz, for specified accuracy
|
| Harmonics |
to 3 kHz
|
| Voltage |
Safety banana plugs
|
| Current |
5-way binding posts (Model 933A-01)
|
| Insulation |
400 volts, nominal, to neutral/chassis, surge voltage class III
600 volts, nominal, to neutral/chassis, surge voltage class II
|
| CT and PT |
Both magnitude and phase compensation, CT with 12 point nonlinear interpolation
|
| Transformer |
Both iron and copper loss
|
| Range (3 Ø/1 Ø) |
0.05 Arms to 20 Arms, selectable, per element
|
| Low Range |
1 mA to 1 Arms
|
| Overrange |
40 A peak, nominal (maximum continuous input current: 20 Arms per element, all ranges
|