Tariff Meter – Saral

Manufacturer: SECURE(CEWE INSTRUMENT AB) (UK)

Saral is a compact single phase direct connected intelligent credit meter for domestic, small commercial metering applications including net metering. Its enhanced revenue protection features coupled with inter-operable communication protocol makes it an ideal choice for distribution companies.
The meter offers an accurate and reliable metering solution for measurement of electrical energy in a single phase 2-wire network and ensures revenue assurance.

Hotline for consultation: +84-24.6663.6238

Product details

Metrology

Saral sets a benchmark for metrology in its class and exhibits stable metrological characteristics in diverse field conditions

Revenue protection

Ensures revenue protection even in case of wrong connections such as reversal, interchange of earth and neutral, partial earthing
Immune to abnormal magnetic interference and electric discharge
Extensive forensic information for detection and analysis of tamper

End to end data security

Security against manipulating meter data
Authenticated billing and metering data with time stamp

Highlights

Meter reading in absence of mains
Integrated base and cover
Current and temperature profile to help analyse loose connections, attempts to burn
Walkby meter reading over BLE (optional)

Cost of owenership

Robust power supply designed to withstand harsh electrical and environmental conditions
Designed to serve a long life in the field
Meter is sealed for life
Burden is low

Simplicity

Smallest footprint in its class
Compact and light weight
User friendly display
Intuitive display actuator without an opening

Benefits

Advanced anti tamper capabilities–prevention, detection and deterrence
Quality of supply information
Peak and off-peak tariff management
Stringent ingress protection/outdoor
Low cost of ownership

Datasheet

Saral_Rev2.0

Electrical
Connection type	Direct connected
Wiring configuration	Single phase, two wire
Voltage range	230/240 V (P-N)
Current range	5-30A, 10-60A, 10-100A
Accuracy class	1.0
Main frequency	50 / 60 Hz
Burden voltage circuit	<0.5W and 1 VA
Burden current circuit	<0.1 VA
Compliance
Standards	IS 13779, IEC 62052-11, IEC 62053-21, IS 15959
Meter constant	6400 imp/kWh, 3200 imp/kWh, 1280 imp/kWh
Mechanical
Dimensions (W x H x D)	95 x 130 x 60mm (approx.)
Weight	0.3 kg (approx.)
Enclosure	Engineering plastic
Environmental
Ingress protection	IP 54
Surge withstand	10 kV
Humidity	95% non-condensing
Temperature	-20°C to +60°C (operating), -25°C to +70°C (storage)
Measurement
Energy types	Active and apparen
Energy registration	Forwarded, import and export
Tariff	Up to 8 rate registers Up to 8 time zones Seasons, weekdays, and holidays
Maximum demand	Configurable in 6 rate registers
Data storage
Midnight energy	35 days for 2 parameters
Load survey	More than 150 days (30min. IP) upto 5 parameters
Events	Up to 300 events, compartment wise
History	12 billing periods
Communication	IEC 62056-21 physical port for local communication Optional BLE (Bluetooth Low Energy) with mobile app support or RS 232 port over micro USB for remote communication

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