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Brand Name : | Radarking |
Model Number : | DDZY150 |
Certification : | IEC62053-21; IEC62052-11; IEC62056-21 |
Price : | Negotiate |
Payment Terms : | Western Union, T/T, L/C, MoneyGram |
Supply Ability : | 5000000 pcs per year |
Delivery Time : | 35days |
20(80)A Prepaid Lora Smart Meter with Lora Communication For Single Phase Meter
Single Phase Prepaid smart Energy Meter with Lora Communication
The DDZY150 is used for a wide rang of applications, due to an
improved dynamic range allowing a basic current of 5 Amp while
retaining a maximum current of 80 Amp and extended functional
features. It is a compact and keypad-based design in a BS8565
standard housing and maintains the rugged RF immunity withstand of
30V/m and IP54 rating, allowing it to be installed in harsh
environments.
Nominal voltage Un | 230V |
Limited voltage | 70%~120%Un |
Nominal frequency fn | 50-60Hz |
tolerance | 5% |
Basic current(Ib) | 5A |
Maximum current(Imax) | 80A |
Starting current(Ist) | 20mA |
Active energy constant | 1600imp/kWh |
Main Features
●20 digit (Standard Transfer Specification) STS encryption
●Detection of significant reverse energy (SRE)
●IEC62056-21 compliant optical & RS485 port allowing for easy data
interrogation
●Disconnects on overload and no credit
●Prepayment and credit mode hot swap
●Programmable load limit and low credit warning
●Detection and record tamper event such as opening cover, reverse
connection, black-out
●Easy access to 12 months historical consumption data and last 5
token entered
AMR/AMI Smart Metering Function (on request)
Technical Specs of RF Receiver:
Working voltage | +4.75~5.25V |
Working frequency | 475~495MHz |
Frequency stability | ±2.5PPM |
Working bandwidth | 125KHz |
Tranmitting power | 17dBm/27dBm |
Transmitting current | <350mA |
Receiving sensitivity | -136dBm |
Receiving current | <60mA |
Working temperature | -40°C~80°C |
Technical Specs of GPRS module:
Working frequency | EGSM900/DCS1800MHz |
Max tranmitting power | EGSM900 Class 4 (2 W) |
GSM1800 Class 1 (1 W) | |
Receiving sensitivity | <-106dBm |
Working voltage | 4.0V |
Working temperature | -40°C~80°C |
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