Kohinoor WC

THREE PHASE FOUR WIRE ENERGY METER

Kohinoor is a compact and light weight, intelligent three phase four wire energy meter, designed for small commercial and domestic applications. It is available four current range variants with class 1 accuracy. kohinoor provide utilities with powerful revenue protection features as well as data storage and communication facilities.

SALIENT FEATURES

Microcontroller based digital technology.
Meter class accuracy is 1.0% & its metrological characteristics under diverse conditions in the field withstood under 0.5 to -0.5 accuracy.
Precise working & continue power supply metering in harsh electrical and environmental conditions & withstood.
Very light weight and temper proof.
Low cost of ownership.
No mechanical wear and tear.

Metrology

Maximum demand (KW/KVA) & TOD features.
Midnight and load survey data recording.
Billing and reading the meter in the absence of power supply.
DLMS compliance energy meter.
Current and temperature profile to help analyse loose connections, attempts to burn.
True four quadrant metering with Net, Import and Export parameters.

Benefits / Perks

Intuitive user friendly display
Stringent ingress protection, can be used outdoors
Designed to serve long life in the field.
Field configurable parameters such Maximum Demand Integration Period, Load Survey Integration Period, Billing Date, & ToU

Revenue Protections

Advanced anti-tamper capabilities prevention, detection and deterrence.
Revenue protection against tamper and fraud.
Quality-of-supply information.
Peak and off-peak tariff management.

Meter data Security

Meter data protected against manipulation.
Authenticated billing and metering data, with time stamps.

Product Variant Available with various communication options

6 low PAN RF communication.
Point to Point communication.
IRDA communication.
Net metering compatibility.
Zigbee compliance

Technical Specification

Connection type	3 Phase 4 wire Direct connected	LED Indicators	High intensity two red LED for calibration/testing(Active & reactive)
Standards	IS 13779, IEC 62052-11, IEC 62053-21 DLMS Indian Companion Standard (IS15959)	communication Ports	Local Comm- Optical communication /RS-232 port/IRDA Remote com.- RF / Bluetooth with mobile app support
Metrology Accuracy	Class 1.0	Communication Protocol	As per IS 15959
Rated Voltage	230/240V, (-40% to +20%)	Operating Temperature Range	-10°C to +55°C
Rate Current	5-30A, 10-40A, 10-60A, 20-100, 20-80, 50-100	Storage Temperature Range	-25°C to +70°C
Starting Current	0.2%Ib	Relative Humidity	Up to 95% non-condensing
Frequency	50 Hz + 5%	Degree of Protection / IP Rating	IP 51, with meter enclosure IP54
Power Consumption	<1.0Watt , <4.0 VA (Voltage circuit) phase wise <1.0 VA ( Current circuit) phase wise	Weight	~ 1.240 kg
Impulse withstand	Up to 10 kV	Dimension	81X190X238 (HxWxL)
Display	6 Digit 7 Segment		8 TOD register, 2 Seasons with Active & Passive calendars
Type of installation	Indoor	Load survey	Up to 90 days , at 30 minutes integration period