AEMC PowerPad Specifications
Specifications for the AEMC PowerPad Model
3945
| ELECTRICAL |
| Sampling Frequency |
256 samples per cycle |
| Data Storage |
4MB partitioned for waveforms, transients, alarms and trend recording |
| Voltage (TRMS) |
Phase-to-Phase: 830V Phase-to-Neutral: 480V |
| Current (TRMS) |
MN Clamp: 0 to 6A/120A or 0 to 240A
MR Clamp: 0 to 1200AAC, 0 to 1400ADC
SR Clamp: 0 to 1200A
AmpFlex: 0 to 6500A1 |
| MEASUREMENT |
RANGE |
RESOLUTION |
ACCURACY |
| Single-Phase RMS Voltages |
6 to 480V |
0.1V |
±0.5% ± 2cts |
| Phase-to-Phase RMS Voltages |
10 to 830V |
0.1V |
±0.5% ± 2cts |
| Single-Phase Peak Voltages |
6 to 680V |
1V |
±(1% + 5cts) |
| Phase-to-Phase Peak Voltages |
10 to 1360V |
1V |
±(1% + 5cts) |
| Frequency (Hz) |
40 to 69Hz |
0.01Hz |
±0.01Hz |
| DC Voltage Component |
6 to 650V |
0.1V |
±1% ± 2cts |
Current Probes
MN Clamp
SR Clamp
AmpFlex Probe |
0 to 240A
0 to 1200A
10 to 6500A |
0.1A
0.1A; 1A ≥ 1000A
0.1A; 1A ≥ 1000A |
±(0.5% + 2cts)
±(0.5% + 2cts)
±(0.5% + 1A) |
| Active (Real) Power (kW) |
0 to 9999kW |
4 digits (10,000ct) |
±1% ± 1ct @ PF ≥0.8 |
| Reactive Power (kVAR) |
0 to 9999kVAR |
4 digits (10,000ct) |
±1% ± 1ct @ PF ≤0.8 |
| Apparent Power (kVA) |
0 to 9999kVA |
4 digits (10,000ct) |
±1% ± 1ct |
| Power Factor (PF & DPF) |
-1.000 to 1.000 |
0.001 |
±(1.5% + 0.01) |
| Active Energy (kWh) |
0 to 9999MWh |
4 digits (10,000ct) |
±1% ± 1ct @ PF ≥0.8 |
| Reactive Energy (kVARh) |
0 to 9999MVARh |
4 digits (10,000ct) |
±1% ± 1ct @ PF ≤0.8 |
| Apparent Energy (kVAh) |
0 to 9999MVAh |
4 digits (10,000ct) |
±1% ± 1ct |
| Unbalance (V & A) |
0 to 100% |
0.1% |
±1% ± 1ct |
| Phase Angle (V-A, A-A, V-V)) |
-179° to +180° |
1° |
±2° ± 1ct |
Harmonics (1st to 50th)
F = 40 to 69Hz
(V ≥ 50V, A > Inom/100) |
0 to 999% |
0.1% |
±1% + 5cts |
| Total Harmonic Distortion (V & A) |
0 to 999% |
0.1% |
±1% + 5cts |
| K-factor (Akf) |
1 to 99.99 |
0.01 |
±5% ± 1ct |
| Flicker (PST) |
0.00 to 9.99 |
0.01 |
|
| Power Source |
9.6V NiMH rechargeable battery pack
AC supply: 110/230VAC ±20% (50/60Hz) |
| Battery Life |
6 hrs with display on; ≤96 hrs with display off (record mode) |
| ENVIRONMENTAL |
| Operating Temperature |
32° to 122°F (0° to 50°C) |
| Storage Temperature |
-4° to +122°F (-20° to +50°C) |
| MECHANICAL |
| Display |
1/4 VGA (320 x 240) color LCD |
| Dimensions |
9.5 x 7 x 2" (240 x 180 x 55mm) |
| Weight |
4.6 lbs (2.1kg) |
| SAFETY |
| Safety Rating |
EN 61010-1, 600V Cat. III, Pollution Degree 2 |
| Double Insulation |
Yes |
| CE Mark |
Yes |
1Crest Factor at 6500A = 1
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