原産地: | 中国(本土) | 銘柄: | 知恵 | モデル番号: | mfm | 段階: | 三相 | ジスプレー体: | デジタルだけ | 次元: | 96 × 96 | 正確さのクラス: | 0.2 s 0.5 s |
包装
包装: | 1ボックスあたり単位、 12カートンごとの箱 |
Specifications
POWER SUPPLY
| Inputs: 85 to 264 V AC 24/48/110/220V DC Power consumption: <3 W at 230 VAC |
VOLTAGE INPUT | PT primary: 500 KV AC maximum PT secondary: 20-260VAC, with 20% over-range Frequency: 45 to 65Hz Overload: 2 × rated voltage (continuous) , 2500 V AC for 1 second (no cycling) Burden: less than 0.2 VA Measurement: true RMS AC |
CURRENT INPUT
| CT primary: 9999 A maximum CT secondary: 1A/5 A with 20% over-range 20 mA minimum initial current Overload: 2 times (continuous) and 20 times for 1 second withstanding (no cycling) Burden: <0.1 VA |
VOLTAGE
| Accuracy: ±0.5% of full-scale (measured) ±1% of full-scale (calculated) Resolution 0.1% Range: 40 to 260 V AC (VL-N, PT secondary)
|
CURRENT
| Accuracy: ±0.5% of full-scale (directly measured) ±1% of full-scale (calculated) Resolution 0.1% Range: 1 to 120% of CT |
POWER
| Measured types: real, reactive, and apparent power Accuracy: ±0.5% of full-scale Resolution 0.1% Range: –9999 to 9999 MW/Mvar 0 to 9999 MVA
|
ENERGY
| Measured types: real and reactive energy Accuracy: ±0.5% of full-scale Resolution 0.1 kWh/kvarh Range: 0 to 999999999.9 kWh/kvarh
|
RS485 COMMUNICATIONS PORT | Type: RS485 2-wire, half-duplex, isolated Baud rate: 1200 to 38400 bps Protocol: Modbus RTU |
TEMPERATURE AND HUMIDITY
| Humidity: 5 to 95%, non-condensing Operating temperature: –10 to 70oC Storage temperature: –40 to 85oC |
DIMENSIONS
| Size: 96 × 96 × 72 Cut-out: 90 × 90 Weight: 400 g
|
User Interface
ENERGY | energy | EP |
TIME OF USE | 4 Tariff separate schedules | TOU |
POWER DEMAND | power demand | demand_p |
power demand peak | demand_p max | |
REAL TIME METERING | Phase voltage | V1,V2,V3 |
line voltage | V12,V23,V31 | |
current | Total and each circuit | |
power | Total and each circuit | |
reactive power | Total and each circuit | |
apparent power | Total and each circuit | |
power factor | Total and each circuit | |
frequency | F | |
POWER QUALITY | Total harmonic distortion | THD |
individual harmonics | 2nd-21st(voltage and Current) | |
current K facotr | KF | |
voltage crest factor | CF | |
voltage unbalance | U_unbi | |
current unbalance | I_unbi | |
TIME | Real Time Clock(year,month,date,hour,minute,second) | |
ALARMING | over/under limit alarming | |
DATA LOGGING | 2MB storage | Up to 4MB storage |
COMMUNICATION PORT | 2 channel RS485 | |
COMMUNICATION PROTOCAL | MODBUS-RTU | |
I/O OPTION | 2 channel pulse output | |
4 channel digital input | ||
4 channel digital output | ||
DISPLAY | LCD Screen Display | |
Rated current | 1(2)A,1.5(6)A,5(6)A | |
Rated voltage | 3X220/380V,3X57.7/100V | |
Frequency | 50Hz,60Hz |