Three Phase Electricity Meter

Versatile Three-Phase Electricity Meter for Diverse Applications

The CA368-WS21 is a sophisticated three-phase electricity meter, designed to cater to the diverse needs of commercial, industrial, and residential customers. This multifunctional meter, equipped with embedded communication modules, ensures precise measurement of electrical energy, even in environments characterized by unstable voltage conditions. Adaptable to both prepayment and post-payment systems, the CA368-WS21 complies with the STS standard for prepaid operations, while also offering post-payment capabilities as an optional feature. This flexibility makes it an ideal choice for utility providers and consumers seeking a customizable energy management solution.

Introduction

Introduction

Outstanding anti-tamper features, such as a terminal cover open detection sensor, reinforce the meter's role in revenue protection for utilities. These security measures ensure that the metering data remains accurate and untampered, fostering trust and reliability in energy billing.

Communication-wise, the CA368-WS21 is equipped to utilize PLC, RF, or cable communication to connect with a Customer Interface Unit (CIU), providing a range of options for data transmission and remote monitoring. This connectivity enhances the meter's functionality, making it a pivotal tool for smart grid integration and advanced energy management strategies.

In conclusion, the CA368-WS21 three-phase electricity meter is a robust and versatile device, well-suited for a variety of applications. Its ability to operate in challenging voltage conditions, combined with its flexible payment options and advanced communication capabilities, makes it a valuable asset for both utility providers and end-users.

Electrical parameters:
Nominal voltage Un	3x230/240V
Limited voltage	60%~120%Un
Frequency	50/60Hz+5%
Basic current(Ib)	10A
Maximum current(Imax)	100A
Starting current(Ist)	30mA
Active energy constant	1000imp/kWh
Accuracy
Active energy IEC62053‐21	Class1.0
Reactive energy IEC62053‐23	Class2.0
Burden
Voltage circuit	<2W <8VA
Current circuit	<1VA
Temperature range
Operation meter	25℃ to+70℃
Storage	40℃ to+85℃
Insulation strength
Insulation level	4kV , 1min
Voltage Impulse withstand	8kV, 1.2/50μs
Electro Magnetic Compatibility
Electrostatic discharges
Contact discharge	8kV
Air discharge	16kV
Electromagnetic RF fields
27MHz to 500MHz typical	10V/m
100kHz to 1GHz typical	30V/m
Fast transient burst test	4kV
Mechanical requirements
Protection Rating	IP54
Insulation Classification	Protective Class II
Maximum cable size	10 mm