ADL400M Serie Zweikreis-Energiezähler mit externem Stromwandler

ADL400M Series Dual-Circuit Energy Meter with External Current Transformer

The ADL200M/400M series dual-circuit energy meter with external current transformer is an intelligent measuring device specifically designed for new energy generation systems such as grid-connected photovoltaic systems, micro-inverter systems, energy storage systems, and AC coupling systems. It is characterized by high precision, compact design, fast response times, and easy installation.

Single-phase: 230 V

Accuracy: 0.5

DIN 35 mm

Technical data

function

Descriptions

Measurement of electrical energy	Active energy measurement (forward and backward)
	Reactive energy measurement (forward and reverse)
	Split-phase energy
Electrical quantity measurement	U, I
Electrical quantity measurement	P, Q, S, PF, F
communication	RS485: Modbus RTU

Item			Performance parameters
Model series			ADL200M	ADL400M
measurement	Grid		Single-phase	Three-phase, four-wire
	voltage	(Unom) Nominal voltage	230V	3×230/400V
		input area	0.8Unom ~ 1.2Unom
		Overload	1.2-fold rating (continuous) 2 2x rating for 1 second
		Power consumption	<2W, <10VA
		Accuracy class	Error ±0.5%
	Electricity	Minimum current (Imin)	0.3A
		Transient current (Itr)	1.5A
		Base current (Ib)	30A
		Maximum current (Imax)	D16：Imax = 120A
		Short-term overcurrent	30 times the maximum current for 20 ms
		Power consumption	<1W, <1VA
		Accuracy class	Error ±0.5 %
	power		Active, reactive, and apparent power, error ±0.5℅

	Mains frequency		50Hz, error ±0.5 %
	Response rate		50ms (voltage, current, power)
	Installation category		CAT III
	Overvoltage level		OVC III
measurement	Active electrical energy		Class 1 or B
Electromagnetic compatibility			E2
Security		Power frequency withstand voltage	Between communication and signal input, AC3kV 1min
		Insulation resistance	Input and output connections to the housing > 100 MΩ
communication		RS485 interface	Modbus RTU protocol; Address: 1~247; Baud rate: 1200 bps - 38400 bps
Environment		Operating temperature range	-25℃~+55℃
		Operating temperature range	-40℃~+70℃
		Storage temperature	-40℃~+85℃
		Relative humidity	≤95% (without condensation) “Not suitable for humid environments”
		Height	≤2000m
IP protection class			IP20 on terminal block without protective housing and IP51 in protective housing according to IEC 60529
Pollution Degree			II
UC Degree			III
installation environment			Interior
Degree of protection			Class II (double insulation)
Usage environment			Mounted in the cabinet (the outer shell must not be touched)
Usage environment			M1
Safety features of the transformer			Insulation resistance: greater than 1000 MΩ under normal conditions