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Official manufacturer EU перевірено 25 вересня 2026 р.

Identity

category smart_meters
manufacturer Lovato Electric
model DMR121
region EU
variant —

Electrical

ac_voltage_withstand 4kV for 1 minute
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
accuracy_class Class 1 IEC/EN/BS 62053-21 active energy суперечливе
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
connection_type direct
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
current_range_a 0.04A - 63A
dielectric_withstand 4 kV for 1 minute; 6 kV 1.2/50 us impulse
display LCD with backlit
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
display_type LCD with backlight
frequency_hz 50/60
grid_frequency_hz 50/60
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
impulse_withstand_voltage_kv 6
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
max_current_a 63
max_reading 999999.9kWh
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
max_reading_kwh 999999.9
measured_phases 1-ph, direct
nominal_voltage_v 230V
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
operating_humidity_pct <= 90
operating_voltage_range 0.8 - 1.2 Un
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
operational_current_range_a 0.04A - 63A
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
overcurrent_withstand 30 Imax for 0.01s
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
pulse_output 1 configurable 1000imp/kWh
pulse_output_1 configurable 1000imp/kWh
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
pulse_output_2 1000imp/kWh
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
rated_current_a 10A
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
self_consumption <= 2W/10VA
storage_humidity_pct <= 95
tariffs 1
voltage_range_v 230V, 0.8 - 1.2 Un

Physical / mechanical

dimensions_mm 36x100x63

Installation

mounting DIN rail, 2 modules

Environment

ip_rating IP40 on front; IP20 on terminals
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
operating_temperature_max_c 55
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
operating_temperature_min_c -25
ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)
operating_temperature_range_c -25 to +55
storage_temperature_range_c -40 to +70

Interfaces & connectors

communication_protocol RS485 port, Modbus RTU protocol
documented_ports [{'port_role': 'DIGITAL_OUT', 'port_label_from_manual': 'Pulse output 1', 'port_type': 'pulse output', 'direction': 'output', 'electrical_domain': 'communication', 'quantity': 1, 'document': 0, 'page': "Technical characteristics table, column 'DMR121 / DMR121T2'", 'quote': 'Pulse output 1 | configurable 1000imp/kWh'}]

Protection

protection_degree_ip IP40 front; IP20 terminals

Certifications

certifications EN 61010-1:2010, EN 61010-2-030:2010, EN 61326-1:2013, EN 61326-2-3:2013, IEC/EN/BS 62053-21

Документи

datasheet ENERGY METERS DMR... SERIES (PD174GB10_21_DMR)

Зафіксовані конфлікти

electrical.accuracy_class Review required
Class 1 IEC/EN/BS 62053-21 active energy — stored value
Class 1 (IEC/EN/BS 62053-21) — incoming package
Detected during import deep-enrich-pass2-2026-09-batch14

Додаткові задокументовані параметри

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

builder_completenesspartial
region_notesItalian manufacturer; 230/400 V IEC/EN metering product for the European market.
withheld:phase_count1