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- RTR MULTIFUNCTION POWER METER MODEL: ECM770E-V3+AO ราคา 17,875 บาท
RTR MULTIFUNCTION POWER METER MODEL: ECM770E-V3+AO ราคา 17,875 บาท
- หมวดหมู่ : RTR Power Quality
- รหัสสินค้า : 085500
รายละเอียดสินค้า RTR MULTIFUNCTION POWER METER MODEL: ECM770E-V3+AO ราคา 17,875 บาท
Description
RTR MULTIFUNCTION POWER METER MODEL:
ECM770E-V3+AO
Multifunction Power Meter add analog
4-20mA
Basic Function
Instantaneous, RMS value
- Current (3I, In, Iavg)
- Phase to neutral and phase voltage
(U L-N , U L- L)
- Average Phase to neutral and phase
to phase voltage (UL-N avg, UL-L avg)
- Frequency (F)
- Total and per phase active,
reactive and apparent power
(ƩP, ƩQ, ƩS,
3P, 3Q, 3S)
Total and per phase power factor (ƩPF,
3PF)
Average demand and maximum demand
value
- Average demand: 3I, ƩP, ƩQ, ƩS
- Maximum demand 15 min with time
stamp : 3I, ƩP, ƩQ, ƩS
Communication
- RS-485 MODBUS RTU Protocol
Record function
- SOE (event log), Real-time clock
(yyyy-mm-dd hh:mm:ss)
- Voltage frequency deviation, Voltage unbalance record
Meters
- Active, reactive and apparent
energy 4 quadrants
(Imp kWh, Exp kWh, Imp kvarh, Exp kVarh, kVAh)
- Multi-tariff energy
- Run Hour
Setpoint alarm
- Over/ Under limit alarm
Input/ Output
- 3 status Inputs (Dry Contact) + 2
Relay Outputs
Power quality values
- Voltage THD and individual
harmonic odd and even
- level 2nd - 31st (THDu, TOHDu, TEHDu)
- Current THD and individual
harmonic odd and even
- level 2nd - 31st (THDi, TOHDi, TEHDi)
- Harmonic RMS voltage and current
(0-31st )
- Harmonic Energy (1st-31st)
- Voltage crest factor, current K
factor, Load rate,
- voltage deviation, Frequency
deviation
- Voltage and current unbalance rate
(U_unbl, I_unbl)
- Maximum/ minimum recording with
time stamp (U, I, P, Q, S)
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