PMAC770-DR Din Rail Multifunction Power Meter

For low voltage system, PMAC770 / PMAC770-DR direct connect up to 690 V (L-L) AC For high voltage system, PMAC770 / PMAC770-DR need to connect with PTs, PT ratio programmable

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Description

Feature

1.Suit for LV/ HV voltage system
For low voltage system, PMAC770 / PMAC770-DR direct connect up to 690 V (L-L) AC For high voltage system, PMAC770 / PMAC770-DR need to connect with PTs, PT ratio programmable
2.New appearance and design
PMAC770 has large LCD display and button, replace AI capacitor by Tam capacitor 3.Self-testing phase sequence error In case of error phase sequence input, PMAC770 will display on LCD
4.Real-time measurement
True-RMS measuring parameters includes: U, I, P, Q, S, PF, F, kWh, kvarh, demand, max./min. value,
5.Demand calculation mode is programmable
2 kinds of demand modes: fixed block and rolling block Demand cycle programmable: 5/ 10/ 15/ 30/ 60mins Slip window programmable: 1/ 2/ 3 mins
6.Power quality analysis
Harmonic analysis, crest and K factor, unbalance etc.
7.Multi-tariff billing, historical data of 31 days and 12 months
2 kinds of setting modes: time zone mode and holiday mode Time zone mode: 2 time zones in one year
Holiday mode: working days ( Mon.- Fri.) and holidays ( Sat.- Sun.) There are 2 lists of tariff rate, each list can setup 8 periods of time in 24 hours, 4 tariff rates.
8.Optional module and upgradeable
Pluggable in option module, support online upgrade
9.Set point alarm
Under/ over limit alarm, monitoring objects include: U, I, PF, F, THD, unbalance
If any parameters is over or under limit and persists over the specified time, PMAC770/ PMAC770-DR will record the event, and trip relay output signal.
10.High accuracy
Active energy: according to IEC62053-22, class 0.5s
Reactive energy: according to IEC62053-23, class 2
11.Small size and thin style
12.Standard
IEC62053-22/ 23, CE. KEMA