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EQUS

EQUS multifunctional multi-tariff meter for direct or CT operated active and reactive energy measurement in three-phase, 4‑wire power network. Ability of credit and/or prepayment mode. Built-in three-phase controlled contactor, changeable communication modules and external battery in new designed meter ready for Smart Metering.

Technical data

Item
reference voltage	V
Voltage range	-
Supply frequency	Hz
starting current	-
basic current	A
maximum current	A
rated insulation voltage	kV
Over voltage protection	kV
accuracy class	-
IP Rating	-
number of tariff	-
communication interfaces	-
display	-
Working temperature	°C
power consumption in voltage circuit	W/VA
impulse constant	imp/kWh
Dimensions w/h/d	mm
Weight	kg
Standards	-
Certificate	-

Item		EQUS
reference voltage	V	3 x 230 / 400
Voltage range	-	0.8 - 1.15
Supply frequency	Hz	50
starting current	-	0,4 %
basic current	A	1 / 2 / 5 / 10 / 15 / 20
maximum current	A	6 / 40 / 60 / 80 / 100 / 120
rated insulation voltage	kV	6
Over voltage protection	kV	4 / 8 / 12
accuracy class	-	B or A (active energy) / 2 or 3 (reactive energy)
IP Rating	-	55
number of tariff	-	Max 16
communication interfaces	-	Radio, GSM, RS-232, RS-485, M-Bus, PLC, WLAN, LAN, Bluetooth
display	-	LCD 8-digits
Working temperature	°C	-40 to +70
power consumption in voltage circuit	W/VA	< 0,7 / < 1
impulse constant	imp/kWh	640, 1280 (direct meters) / 12800 (CT operated meters)
Dimensions w/h/d	mm	188 / 291 / 72
Weight	kg	1,8
Standards	-	EN 50470; EN 62053-23
Certificate	-	JN1444-QS/1/2009

Features

Main features

Four quadrants energy measurement
Active and reactive power, voltage and current (true RMS) in each phase measurement
Up to 16 rates, flexible TOU tariffs
2 configurable calendars (240 programmable free days)
Programmable friendly hours and social power
Automatic daylight saving time, programmable according to customer needs
Reverse energy detection and measurement
Advanced protection against tampering
Remaining credit forecast
Low credit alarms
Emergency credit
In-depth event register

Optional features

Optional inputs/outputs: up to 2 auxiliary relay outputs or pulse outputs, up to 2 auxiliary inputs (rate switch, pulse inputs)
Internal communication module: RC5 remote keypad, M-Bus, RS-232 or RS-485
Changeable communication module: radio, GSM, RS-232, RS-485, M-Bus (slave), M-Bus (splitmeter), M-Bus (master/concentrator), PLC, WLAN, LAN, Bluetooth
Up to 220 billing periods
Programmable load profile
Limiters for current, power (instantaneous, average), social power, power asymmetry, power factor
Maximum demand recorder
Magnetic field detection and registration