Three Phase Sts Keypad Prepaid Smart Energy Meter: 4G / G3-PLC / Hybrid RF / Bplc with Ciu and Ami Solution, Dlms

• Customization: Available
• After-sales Service: Support Online Checking
• Warranty: One Year Warranty
• Model NO.: SFE300
• Frequency: 50Hz±5%
• IP Degree: IP54
• Weight: Around 1.7kg
• Protocol: Dlms/Cosem
• Lifetime: Internalbattery:≥10years;Externalbattery:≥15years
• Color: Grey
• Transport Package: Carton Packing
• Specification: 5(100)A
• Trademark: SANFRAN
• Origin: China
• HS Code: 9028301300
• Production Capacity: 500000PCS/Month

Product Description

Product Description

SFE300——Three Phase Prepaid Smart Energy Meter

Introduction:

SFE300 is a three phase four wire smart electricity meter with a separated customer interface unit(ClU/UlU). lt is designed with a LCD and replaceable remotely LTE module with fall back to 3G and 2G. lt can be integrated with G3-PLC/hybrid G3-PLC+RF, BPLC to transfer data via DCU to HES. The GPS module is integrated to locate the meter. lt is switchable between prepaid/post-payment (default) modes.

Technical Specification

Voltage	Nominal Voltage (Un): 3x220/380V ~ 3x230/400V Voltage Range: 0.7Un to 1.3Un of Nominal Voltage
Current	Basic Current: lb = 5/10A	Max Current: lmax =60/80/100A
	Starting Current: 0.4%lb	Max Current for Accurate Metering: 1.2lmax
Frequency	50Hz ± 5%
Connection Type	3P4W BS Mounting Foot, Symmetrical L1inL2inL3inNinNoutL3outL2outL1out 3P4W BS Mounting Foot, Asymmetrical L1inL1outL2inL2outL3inL3outNinNout
Power Consumption	Voltage Circuit: <2V, 10VA	Current Circuit: <1VA
Accuracy	Active: Class 1.0	Reactive: Class 2.0
Real-time Clock	Accuracy within 0.5s per day at 23℃
Standard	Compliance with lEC 62052-11, IEC 62053-21, IEC 62053-23; SANS 1524-1, IEC 2054-21, IEC 62056-42, IEC62056-46, IEC 62056-53, IEC 62052-31, IEC 62055-31
Measured Values	Active: kWh                Reactive: kvarh
	Instantaneous values: kW, kvar, kVA, lrms, Vrms, Frequency, Power factor
Meter LCD Display	9 characters of 7 segment display	Digital size 5.9mmx11.3mm
	LCD display available without main power	With backlight
Internal Battery	Lithium	Lifetime: ≥10 years
	Supercapacitor integrated in case of internal battery failure
External Battery	Easily replaceable(external)
	Voltage: 3.6V	Lifetime: 15 years
Environmental Conditions	Operation temperature: -40°C to +70℃
	Storage temperature: -40°C to +85°C
	Relative humidity: 5%~95% with 95%RH at 45℃ non-condensing
Remote Communication Interface	Uplink: Two way communication between HES by 4G plug-in module(Fall Back to 3G,2G)/G3-PLC/Hybrid G3-PLC+RF/BPLC
Communication Port	Optical Port lEC 62056-21 standard, sealable
GNSS(Optional)	GPS, BEIDOU, GLONASS
Protocol	DLMS/COSEM
IP Degree	IP54(IEC 60529)
Insulation Degree	Insulation Degree: ll
Weight	Around 1.7Kg
Material	PC+GF, self-extinguishing of resistance to heat, fire and flame spread, UV stable
Auxiliary Ports	RS485 Output
Insulation Test	AC voltage 4KV, 50Hz 1min
Impulse Withstand Voltage	6kV 1.2/50us
Electromagnetic Compatibility(EMC)	Electrostatic discharges: Contact 8kV, air 15kV
	Electrical fast transient: 4kV
	Immunity to electromagnetic RF fields: 10V/m with current, 30V/m without current
	Surge lmmunity: 4kV
	440V for 48 hours
Payment Mode	Standard Transfer Specification(STS) compliance, prepayment and post-payment mode configurable

Dimension & Wiring Diagram

Core Products

AMI System

New Energy

Smart Energy Efficiency

Monitoring and Management Solutions

Our AMI(Advanced Metering Infrastructure) system is based on a high-level design, managing all devices distributed on the lower layer visible to the user namely: electric meters and water meters.

SANFRAN's new energy business leverages the group's energy service expertise, centered on the digital "Energy Carbon Cloud" platform and driven by investment. It focuses on integrated investment, construction, and operation services in photovoltaics, energy storage, and charging infrastructure, delivering end-to-end digital, visual, and intelligent solutions for behind-the-meter energy production, distribution, and consumption.

SANFRAN provides multi-scenario energy efficiency management solutions, supporting China's "14th Five-Year Plan" goals of carbon peak, carbon neutrality, and green, low-carbon development. These solutions help customers improve energy utilization efficiency, reduce consumption and costs, while minimizing environmental impact. Customized implementation based on client needs ensures optimal energy-saving outcomes, suitable for large public buildings, government agencies, schools, research institutes, hospitals, and similar venues.

Project Cases

Nigeria

Cameroon

1. Supply of 81,000 single phase smart electricity meters and 71,000 supporting single phase meter boxes.
2. Supply of 9,000 three phase smart electricity meters and 7,000 supporting three phase meter boxes.

1. Supply of 16,000 single phase smart electricity meters.
2. Supply of 4,000 three phase smart electricity meters.
3. Complete with advanced metering infrastructure (AMI) system.

International Certifications

Company Profile

PROFILE OF SANFRAN

WUHAN SANFRAN ELECTRONICS CO., LTD. is a global leader in energy services & energy efficiency management solutions which was founded in 1998, with over 800 employees and covers an area of about 120,000 square meters. The company has been recognized as a National High-Tech Enterprise, a National-Level Specialized, Refined, Unique, and Innovative "Little Giant" Enterprise, a Well-Known Trademark Enterprise in China, a National Intellectual Property Demonstration Enterprise, and one of Hubei Province's Top 100 High-Tech Enterprises.

Culture and Sports

Social Responsibility

In 2016, Wuhan Sanfran Culture and Sports Co., Ltd was founded, exploring new fields in the sports industry. In 2018, SANFRAN Professional Basketball Club was established, forming SANFRAN Women's Team, which became the first professional team in Hubei Province to participate in the Chinese Women's Professional Basketball League (WCBA).

Hubei SANFRAN Charitable Foundation is a private philanthropic foundation established in 2015 by the Sanfran Group. It mainly focuses on supporting the growth of young people, promoting the development of sports, supporting disadvantaged groups and promoting corporate citizenship. The SANFRAN Charitable Foundation has a total fund of over 200 million yuan and has made donations of over 80 million yuan so far.