STS Three phase keypad Prepaid Electricity meter
This type is an STS Standard compliant, keypad type, automatically valve controlled prepaid three phase electricity meter. It can be top up with Stronpay vending software directly and communicate with AMI system via LORA-RF or PLC module.
Electrical Parameters
|
Nominal Voltage |
3×230V |
|
Working Voltage Range |
70%~120%Un |
|
Nominal Frequency |
50-60Hz |
|
Basic Current (Ib) |
10A |
|
Maximum Current (Imax) |
100A |
|
Starting Current (Ist) |
30mA |
|
Active Energy Constant |
400imp/kWh |
|
Active Energy Accuracy |
Class 1.0 |
|
Reactive Energy Accuracy |
Class 2.0 |
|
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 |
|
Basic Functions
✽Meter RechargeBy Inputting TOKEN
✽Active energy measurement
✽MD(maximum demand measurement)
✽Auto scroll mode display
✽Build-in relay control
✽Event log
✽Low Credit Alarm
