CHINT DTSU666-G 250A/50mA 4P

Official manufacturer GLOBAL перевірено 23 вересня 2026 р.

Identity

category	smart_meters
manufacturer	CHINT
model	DTSU666-G 250A/50mA 4P
region	GLOBAL

Electrical

accuracy_current_power	±0.5% CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
accuracy_energy	+1% CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
accuracy_voltage	±0.5% CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
active_power_refresh_rate	≤ 50 ms CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
atmospheric_pressure	63.0 kPa - 106.0 kPa CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
baud_rate	1200 / 2400 / 4800 / 9600 bps (default); 19200 / 115200 bps (customizable) CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
connection_method	Via CT CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
ct_secondary_current_a	0.05 CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
current_rating	250A/50mA CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
display	LCD with backlight CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
ethernet_port_count	0 CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
grid_frequency_hz	50 or 60 CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
limited_voltage_v	184V - 264V CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
local_modbus_available	True CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
measured_values	Import/Export kWh, kvarh; Instantaneous kW, kvar, kVA; Irms, Vrms, Frequency, Power factor CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
measurement_directions	bi-directional measurement for kW and kWh; Import/Export kWh and kvarh CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
measurement_system	3P4W (Three Phase four wire) CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
meter_type	CT-operated three-phase four-wire DIN-rail solar/new-energy meter CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
operating_voltage_v	207V - 253V CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
phase_count	3 CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
physical_interfaces	['RS485'] CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
rated_voltage_v	3x220/380V to 3×240/415V CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
relative_humidity	≤95% (non-condensing) CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
supported_ct_ratios	primary/secondary 250A/50mA CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page

Physical / mechanical

dimensions_mm

72mm × 100mm × 65.5mm

CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page

Installation

mounting

DIN 35mm rail

CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page

Environment

operating_temperature_c	-25 to +55 CHINT DTSU666-G 250A50mA catalogue
storage_temperature_c	-40 to +70 CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page

Interfaces & connectors

documented_ports	[{'port_role': 'RS485', 'port_label_from_manual': 'Communication Interface', 'port_type': 'terminal', 'direction': 'bidirectional', 'electrical_domain': 'communication', 'quantity': 1, 'document': 0, 'page': 'Specifications', 'quote': 'Communication Protocol \| ModBus-RTU; Communication Interface \| RS485'}, {'port_role': 'CT', 'port_label_from_manual': 'CT connection', 'port_type': 'terminal', 'direction': 'input', 'electrical_domain': 'communication', 'quantity': 3, 'document': 0, 'page': 'Specifications', 'quote': 'Access Method \| Via CT; Current Rating \| 250A/50mA'}]
protocols	['Modbus RTU'] CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page
wifi	False CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page

Certifications

standards

EN 61326-1, EN 61010-1

CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page

Документи

datasheet CHINT DTSU666-G 250A50mA catalogue

product_page CHINT DTSU666-G 250A/50mA 4P - Datasheet & Manual product page

Додаткові задокументовані параметри

Записано дослівно з джерела; поля схеми для них поки немає.

builder_completeness	complete
region_notes	CHINT Global English catalogue; 220-240 V / 50-60 Hz with EN 61326-1 and EN 61010-1 compliance. No region-specific electrical variant is published for this designation.
withheld:direct_current_max_a	"not applicable - CT-operated meter"
withheld:internet_required_for_operation	"not applicable - standalone meter"
withheld:max_connected_devices	"not applicable - end device"
withheld:rs485_port_count	1

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