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PMAC 770/ 770-DR Multifunction Power Meter

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Product Description

Suit for LV/ HV voltage system

  • For low voltage system, direct connect up to 690 V (L-L) AC
  • For high voltage system, support connect up to 65kV

Multiple Communication

  • BACnet MS/TP Protocol (RS485 port)
  • MODBUS-RTU Protocol (RS485 Port)
  • MODBUS-TCP/IP Protocol (Ethernet port )

Ture-RMS measuring parameter

  • True-RMS measuring parameters includes:

U, I, P, Q, S, PF, F, kWh, kvarh, kVAh

64M bit Memory, Build-in Web

  • Real-time data inquiry by Web Save
  • monitoring data (Time interval settable 1min, 5 min, 10min,15min, 30min)
  • Support FTP for download memory data

64M bit Memory, Build-in Web

  • Real-time data inquiry by Web Save
  • monitoring data (Time interval settable 1min, 5 min, 10min,15min, 30min)
  • Support FTP for download memory data

Power quality analysis

  • 31st Harmonic analysis, K factor, unbalance etc.

TOU (Multi-tariff billing), historical data of 31 days and 12 months

  • TOU, 4 tariffs, 8 time period in 24 hours
Connection mode 3-phase 3-wire, 3-phase 4-wire, 1-phase 2-wire
Metering True RMS, 1 sec refresh time
Power loss <5VA
IP index IP52 (front panel) and IP30 (case)
Power frequency withstand voltage AC 2KV/minute
Insulation resistance ≥50MΩ
Impulse withstand voltage 4kV (peak), 1.2/50uS
Status input Wet contact, external power supply
Relay output Node capacity: 250VAC/5A
Input Rate current: 1A or 5A

Rate voltage: Direct 120, 220V, 240V, 277V, 398Vph-N (optional)

PT secondary: 1~398V (settable)

Frequency: 50/ 60Hz
Overload 120% of rated, continuously

Instantaneous current: 10 times/ sec

Instantaneous voltage: 2 times/ sec
Pulse output Pulse constant: 1000~9999 programmable

Pulse width: 60~100ms programmable

Formula: 1 pulse = (1÷ pulse constant ×PT ×CT) kWh
Power supply 85 ~ 265VAC,85 ~ 265VDC (When select P1)

100 ~ 420VAC, 100 ~ 400VDC (When select P2)
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