Single phase

Advanced Single-Phase Two Wire Meters

The CA168-R31 is our new generation of advancedsingle-phase two wire meters. The meter is compliantwith the relevant lEc standards and is used forresidential customers in post-payment mode. TheCA168-L04 has outstanding tamper detection featureslike bypass.

Introduction

Introduction

Main Features

Screw sealing

Real-time clock

Tamper detection & proof

Active energy measurement

Import&export measurement

Neutral current measurement

Programmable auto-scroll display

LCD display, read without power

Extended transparent terminal cover

Electrical parameters:
Voltage
Nominal voltage Un	230V
Limited voltage	70%~120%Un
Frequency
Nominal frequency fn	50-60Hz
tolerance	5%
Current
Basic current(Ib)	5A
Maximum current(Imax)	60A (100A optional)
Starting current(Ist)	20mA
Active energy constant	1000imp/kWh
Measurement Accuracy
Active energy to IEC62053-21	Class1.0
Burden
Voltage circuit	<1W <8VA
Current circuit	<1VA
Temperature range
Operation meter	-25℃ to+70℃
Storage	-40℃ to+85℃
Insulation
Insulation level		4kV rms 1min
Voltage impulse withstand		8kV 1.2/50 μs
Insulation System Classification		Protective Class II
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
Meter shell Protection Rate		IP54
Insulation System Classification		Protective Class II
Maximum cable size		8 mm