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Official manufacturer GLOBAL перевірено 23 вересня 2026 р.

Identity

category smart_meters
manufacturer CHINT
model DDSU666-G 1.5(6)A 2P
region GLOBAL

Electrical

accuracy_current_power ±0.5%
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
accuracy_energy ±0.5%
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
accuracy_voltage ±0.5%
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
active_power_refresh_rate ≤ 50 ms
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
atmospheric_pressure 63.0 kPa - 106.0 kPa
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
baud_rate 1200 / 2400 / 4800 / 9600 bps (default); 19200 / 115200 bps (customizable)
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
connection_method Via CT
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
current_rating 0.015-1.5(6)A
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
display LCD with backlight
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
ethernet_port_count 0
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
grid_frequency_hz 50 or 60
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
limited_voltage_v 100V ~ 276V
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
local_modbus_available True
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
measured_values Import/Export kWh, kvarh; Instantaneous kW, kvar, kVA; Irms, Vrms, Frequency, Power factor
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
measurement_directions bi-directional measurement for kW and kWh; Import/Export kWh and kvarh
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
measurement_system 1P2W (Single phase two wire)
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
meter_type CT-operated single-phase two-wire DIN-rail solar/new-energy meter
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
operating_voltage_v 198V ~ 253V
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
phase_count 1
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
physical_interfaces ['RS485']
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
rated_voltage_v 220V...240V
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
relative_humidity ≤95% (non-condensing)
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
supported_ct_ratios primary/secondary 0.015-1.5(6)A
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page

Physical / mechanical

dimensions_mm 36mm×100mm×65.5mm
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page

Installation

mounting DIN 35mm rail
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page

Environment

operating_temperature_c -25 to +55
CHINT DDSU666-G 0.015-1.5(6)A catalogue
storage_temperature_c -40 to +70
CHINT DDSU666-G 1.5(6)A 2P - 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': 1, 'document': 0, 'page': 'Specifications', 'quote': 'Access Method | Via CT; Current Rating | 0.015-1.5(6)A'}]
protocols ['Modbus RTU']
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page
wifi False
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page

Certifications

standards EN 61326-1, EN 61010-1
CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page

Документи

datasheet CHINT DDSU666-G 0.015-1.5(6)A catalogue
product_page CHINT DDSU666-G 1.5(6)A 2P - Datasheet & Manual product page

Додаткові задокументовані параметри

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

builder_completenesscomplete
region_notesCHINT 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_count1