1750
Operators Manual
Power Factor |
|
Measurement Range | |
Measurement Accuracy | ± 1 digit from the calculation of each measured value (± 3 digits for |
| total) |
Displacement Power Factor |
|
Measurement Method | Calculated from the phase difference between voltage fundamental |
| and current fundamental |
Measurement Range | |
Measurement Accuracy | ± 0.5 % reading ± 2 % full scale ± 1 digit |
Voltage Unbalance and Phase Sequence |
|
Measurement Method | Positive sequence voltage divided by negative sequence voltage, per |
| IEC |
Harmonic Voltage and Current |
|
Analysis Window | rectangular |
Analysis Order | 1st to 50th order |
Measurement Accuracy | Voltage / Current: 1st to 20th orders: ± 0.5 % reading ± 0.2 % full scale |
| 21st to 50th orders: ± 1 % reading ± 0.3 % full scale (current sensor |
| accuracy must be included for current and power) |
Measurement Method | IEC |
Analysis Window | rectangular |
Analysis Orders | 0.5 to 49.5th order |
Measurement Method | IEC |
Voltage flicker |
|
Measurement Method | as per IEC |
External Interface Specifications
LAN Interface |
|
Connector | |
Speed and Type | 10/100 |
Communications Protocol | TCP/IP over Ethernet |
Wireless Controller Interface |
|
Connection | wireless (2.4 GHz radio) |
Speed | up to 700 kbit/second |
Communications Protocol | Bluetooth SPP |
Environmental and Safety Specifications
Operating Environment | indoors or in covered area outdoors, up to 2000 m altitude |
Storage Temperature and Humidity | |
Operating Temperature and Humidity | 0 °C to 40 °C, 80 % rh max, |
Maximum Rated Working Voltage |
|
Voltage Terminals | 1100 V rms |
Voltage Durability | 5550 V rms ac for 1 minute, between voltage input terminals, voltage |
| input terminals and current probes, and voltage input terminals and |
| case (50/60 Hz, 1 mA sense current) |
Enclosure Protection | IP30 (per EN 60529) |
Standards Conformance |
|
EMC | IEC |
| IEC |
| IEC |
| AS/NZS 4268:2008 (BT module only) |
| ETSI EN300328 (V1.7.1:2006) |
Safety | IEC |
| Voltage input unit: Contamination Level 2 |
| Overvoltage Category 1000 V CAT III, 600 V CAT IV (anticipated |
| overvoltage: 8000 V) |
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