AC220V 50Hz NB-IoT Smart Electricity Meter with 5(60)A Current Rating and DL/T645-2007 Protocol for Power Measurement
Price:
$30~100usd
MOQ:
Negotiable
Delivery Time:
1~2weeks
Brand:
HUIYUE
Product Description
Product Overview
This advanced NB-IoT electricity meter features a single-chip SOC processing system manufactured with SMT technology, delivering exceptional reliability and measurement accuracy. Designed for AC220V 50Hz operation, it provides comprehensive energy monitoring capabilities including active/reactive energy measurement, current, voltage, power, and power factor analysis.
Key Applications
Ideal for single-rate electricity applications including small/medium enterprises, commercial/residential users, secondary circuits, space-constrained single-phase equipment, photovoltaic bidirectional measurement, and charging pile measurement.
Core Features
- LCD digital display showing total power in 6-digit integer + 2-digit decimal format (999999.99kWh/kvarh)
- Accurate measurement of forward/reverse active power with comprehensive power display
- RS485 communication interface supporting DL/T645-2007 and MODBUS-RTU protocols
- NB-IoT wireless communication with external amplified antenna for stable signal transmission
- Remote switch control capability and data retention for over 15 years after power failure
- Wide operating temperature range: -20℃ to +55℃ with extreme tolerance from -25℃ to +70℃
Technical Specifications
| Parameter | Single-phase Meter | Three-phase Meter |
|---|---|---|
| Accuracy Level | Active power level 1 | |
| Reference Frequency | 50Hz | |
| Reference Voltage | AC220V (Working voltage 90~300V) | AC3x220/380V ±20% |
| Current Rating | 5(60)A, 20(80)A | 1.5(6)A mutual induction type, 5(60)A, 10(80)A direct type |
| Power Consumption | ≤1W/5VA | ≤2W/10VA per phase |
| Baud Rate | 1200~9600bps | |
Communication & Standards
Wireless Protocol: NB-IoT (Narrowband Internet of Things)
Communication Interface: RS485
Supported Protocols: DL/T645-2007 (even parity), MODBUS-RTU (no parity)
Compliance Standard: GB/T17215.321
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Zhuhai Huiyue Technology Co., Ltd
Location
Building 1, Fudi Xingyu Bay, Doumen District, Zhuhai City, Guangdong Province
Contact Person
HUANG