STS Standard Prepaid Split Keypad Single Phase Smart Energy Meter
with LORA-RF module
STE18-S is STS Standard compliant prepaid split keypad single phase
electricity meter with a customer interface unit(CIU). It has
ingress protection IP54 waterproof and up to 8 years battery life
to show the real-time clock. This meter has excellent anti-tamper
feature like terminal cover open detection sensor to help utility
for revenue protection.
The meter and CIU have a LORA-RF module inside, they can
communicate with each other with this module, so people can input
the recharge Token when the meter is installed in a highly place.
This meter also can communicate with AMI system via LORA-RF module,
we can read,control,recharge the meter remotely.
Compliance with Standard
✽ ISO 9001 ; ISO 14001
✽ STS Certificated
Application:
Counting the electricity consumption of users over a period of time.
Features:
✽ Users purchases energy by the vending network to get a serial number
(TOKEN), the Token contains 20 digits and is encrypted.
✽ TOU tariffs function can help operators to set different prices by
inputting corresponding Token or IR adaptor.
✽ The smart meter can be set the maximum power everyday to limit
the energy usage.
✽ Stronpay vending software is able to integrated with mobile payment including M-PESA, Alipay, MTN, Airtel, etc
✽ It has excellent event log like recharge record, cover open
record, magnetic detection record and credit clear record.
✽ The meter can be set Max overdraft when the credit is zero.
Electrical Parameters
| Nominal Voltage | 230V |
| Working Voltage Range | 70%~120%Un |
| Nominal Frequency | 50-60Hz |
| Basic Current (Ib) | 5A |
| Maximum Current (Imax) | 80A |
| Starting Current (Ist) | 20mA |
| Active Energy Constant | 1000imp/kWh |
| Measurement Accuracy | Class 1.0 |
| Power Consumption in Voltage Circuit | <2W <8VA |
| Power Consumption in Current Circuit | <1VA |
| Operation Temperature Range | -25℃-70℃ |
| Storage Temperature Range | -40℃-85℃ |
Electric Magnetic Compatibility
| AC Insulation Strength | 4kV at 50Hz during 1min |
| Impulse voltage 1.2/50 us mains connections | 8kV |
Electrostatic Discharges
| Contact discharge | 8kV |
| Air discharge | 16kV |
| Electromagnetic RF Field | 27MHz-500MHz | 10V/m |
| 100KHz-1GHz | 30V/m |
| Fast transient burst test | 4kV |
| Protection | Class II |
Meter Dimension
Function:
1. TOU Tariff
Meters can be set TOU Tariff by inputting corresponding TOKEN.
Utilities can set step price on request.
E.g. Step 1: 00:00-07:00 Price1: $1/Kwh
Step 2: 07:00-17:30 Price2: $1.5/Kwh
Step 3: 17:30-24:00 Price3: $2/Kwh
2. Overdraft Collection
Electricity Overdraft can be collected day by day or month by
month.
3. Anti-Tamper
Meter will automatically close the valve after detection of
magnetic field and open cover event.
4. Overdraft Collection
Electricity Overdraft can be collected day by day or month by
month.
5. Information Inquiry
Consumer could check the data like Credit Remain, Total Purchased
and Total Credit by inputting the short code.
Three solutions to recharge prepaid electricity meter
1. By Stronpay vending Software
➯ Via local sales point or handheld mobile vending unit
2. By the third party platform or local mobile payment with API
➪ Via mobile phone
API: Application Program Interface, which is the agreement
connecting the third party APP and our
Stronpay vending software.
The advantages to recharge with mobile payment:
✽ Users can top up electricity by mobile money without leaving the
house.
✽ Users could check information by their telephone.
✽ It helps utilities for Revenue protection and consumer
3. By the AMI System
➪ Recharge remotely via DCU and LORA-RF or PLC module
