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UT285C Three Phase Power Quality Analyzer
Description
Features of UT285C Three Phase Power Quality Analyzer
● Waveform real-time display (4 channels voltage/current)
● True RMS values of voltages and currents
● Peak current and voltage values
● Total harmonic distortion (THD)
● Active, reactive, apparent power, by phase and cumulative
● Transformer K factor
● Power factors (PF) and displacement factors (DPF or COSΦ)
● Short-term voltage flicker (PST)
● Three phase unbalance(current and voltage)
● USB interface/PC software
Specifications of UT285C Three Phase Power Quality Analyzer
| Specifications | UT285C | |
| True RMS phase-to-neutral voltage | 1.0V~ 1000V | ±(0.5%+5dgt) |
| True RMS phase-to phase voltage | 1.0V~ 2000V | ±(0.5%+5dgt) |
| DC voltage | 1.0V~ 1000V | ±(1.0%+5dgt) |
| True RMS current | 008B current clamp: 10mA~10.0A(optional); 040B current clamp: 0.10A~100A(optional); 068B current clamp: 1.0A~1000A; 300F flexible current sensor (with Integrator) : 10A ~ 6000A(optional) |
±(0.5%+5dgt) |
| Peak of phase-to-neutral voltage | 1.0V~ 1414V | ±(1.0%+5dgt) |
| Peak of phase-to-phase voltage | 1.0V ~ 2828V | ±(1.0%+5dgt) |
| Current peak | 10mA ~ 6000A(optional) | ±(1.0%+5dgt) |
| Active power | 0.000W~ 9999.9kW | ±(1%+3dgt) |
| Cosφ≥0.8 | ||
| ±(1.5%+10dgt) | ||
| 0.2≤Cosφ<0.8 | ||
| Reactive power, inductive or capacitive | 0.000RVA~ 9999.9kVAR | ±(1%+3dgt) |
| Sinφ≥0.5 | ||
| ±(1.5%+10dgt) | ||
| 0.2≤Sinφ<0.5 | ||
| Apparent power | 0.000VA~ 9999.9kVA | ±(1%+3dgt) |
| Power factor | -1.000~ 1.000 | ±(1.5%+3dgt) |
| Cosφ≥0.5 | ||
| ±(1.5%+10dgt) | ||
| 0.2≤Cosφ<0.5 | ||
| Active energy | 0.000Wh~ 9999.9MWh | ±(1%+3dgt) |
| Cosφ≥0.8 | ||
| ±(1.5%+10dgt) | ||
| 0.2≤Cosφ<0.8 | ||
| Reactive energy, inductive or capacitive | 0.000VARh~ 9999.9MVARh | ±(1%+3dgt) |
| Sinφ≥0.5 | ||
| ±(1.5%+10dgt) | ||
| 0.2≤Sinφ<0.5 | ||
| Apparent energy | 0.000VAh~ 9999.9MVAh | ±(1%+3dgt) |
| Phase angle | -179°~ 180° | ±(2°) |
| Tanφ | -32.76~ 32.76 | φ:±(1°) |
| (VA>50VA) | ||
| Phase shift of power factor | -1.000~ 1.000 | φ:±(1°) |
| (DPF) | ||
| Harmonic ratio | 0.0%~ 99.9% | ±(1%+5dgt) |
| (order 1 to 50) (Vrms>50V) | ||
| Harmonic angle | -179°~ 180° | ±(3°) harmonics of order 1 to 25 |
| (Vrms>50V) | ±(10°) harmonics of order 26 to 50 | |
| Total harmonic ratio | 0.0%~ 99.9% | ±(1%+5dgt) |
| Distortion factor | 0.0%~ 99.9% | ±(1%+10dgt) |
| (DF or THD-R)<50 | ||
| Transformer K factor | 1.00~ 99.99 | ±(5%) |
| 3 phases unbalance | 0.0%~ 100% | ±(1%) |
| Number of channels | 4U/4I | |
| Parameters of electricity | W, VA, Var, PF, DPF, cosφ, tanφ | |
| Energy parameters | Wh, Varh, Vah | |
| Harmonic | 50 | |
| Total harmonic distortion | Order 0~50, each phase | |
| Expert mode | Yes | |
| Number of Transient records | 150 sets | |
| 3 phases unbalance | Yes | |
| Min/Max | Yes | |
| Alarm | 40 different types of parameter selections, 12,800 sets alarm logs | |
| Peak | Yes | |
| Phasor diagram display | Auto | |
| Auto power off | Yes | |
| Backlight | Yes | |
| Menu language | English/Chinese | |
| USB interface/PC software | Yes | |
| General Characteristics | ||
| Power | 9.6V rechargeable lithium-ion battery | |
| Product color | Red and grey | |
| Product net weight | Instrument: 1.6kg, current clamp: 510g x 4 | |
| Product size | 240mm × 170mm × 68 mm | |
| Standard accessories | 1pc carry cloth bag, (yellow, green, red, blue, black total 5pcs test lead), 4pcs alligator clip, 1pc power adapter, 1pc CD software, 4pcs 1000A current clamp | |
| Standard individual packing | Inner carton | |
| Standard quantity per carton | 1pc | |
| Standard carton measurement | 440 x 320 x 330mm | |
| Standard carton gross weight | 6.4kg | |
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