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Official manufacturer GLOBAL перевірено 23 вересня 2026 р.

Identity

category smart_meters
manufacturer Siemens
model 7KM PAC3220
region GLOBAL
variant —

Electrical

accuracy_active_power_percent 0.5
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
accuracy_class Active energy Cl. 0.5 per IEC 62053-22; reactive energy Class 2 per IEC 62053-23; reference IEC 61557-12
accuracy_class_active_energy Class 0.5 per IEC 62053-22
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
altitude_max_m 2000
burden_va 0.3 per phase at 5 A measuring range
continuous_current_max_a 10
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
ct_secondary_current_a [1, 5]
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
current_range_a 1 A and 5 A rated (via external CTs); 1-100 % of range measurable; 10 A continuous maximum
digital_input_count 2
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
digital_inputs 2 (max 30 V DC external supply, 7 mA threshold for signal '1')
digital_output_count 2
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
direct_current_max_a not published - only 1 A and 5 A CT-secondary inputs are listed
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
display LCD, 128 x 96, 4 keys
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
display_type LCD, 128 x 96 px, white background, invertible, adjustable contrast, 4 keys
ethernet_port_count 2
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
ethernet_ports 2 (Fast Ethernet, 10/100 Mbit/s, 3 active connections)
frequency_hz 45 to 65 (automatic line-frequency detection)
input_impedance 1.5 MΩ (outer and neutral conductors, voltage measurement)
local_modbus_available True
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
measurable_line_frequency_hz 45 to 65
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
measurement_accuracy Voltage ±0.2 %; current ±0.2 %; power ±0.5 %; power factor ±0.5 %
measuring_category CAT III (voltage, current and supply voltage)
measuring_method TRMS for voltage and current measurement
meter_type Panel-mount (96 x 96 mm) power monitoring device, CT-connected
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
phase_count 3
Siemens Power Product catalog, section 8 Power Monitoring
physical_interfaces ['2 x Fast Ethernet (RJ45)', '2 digital inputs', '2 digital outputs']
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
power_consumption_va 4 (typical, without expansion module)
pulse_output Yes - 2 digital outputs, switching or pulse-output function, bidirectional, short-circuit proof, max 130 mA DC, 55 Ω internal, max switching frequency 17 Hz; pulse duration 30-500 ms; pulse emitter per IEC 62053-31
rated_voltage_v 690 V L-L rated / 400 V L-N rated (max measurable 480 V L-N, 831 V L-L permissible)
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
supply_voltage_type DC extra-low-voltage power supply unit, measuring category CAT III
terminal_type Screw-type terminals on supply, voltage and current measuring inputs and on digital inputs/outputs
voltage_range_v 11.5 to 480 line-to-neutral (400 rated); up to 690 rated line-to-line, 831 maximum permissible line-to-line

Physical / mechanical

dimensions_mm 96 x 96 x 56 (H x W x D); installation depth 51
weight_kg 0.325

Installation

mounting Panel mounting, vertical; cutout 92 x 92 mm; panel material thickness max 4 mm

Environment

operating_temperature_range_c -25 to 55
storage_temperature_range_c -25 to 70

Interfaces & connectors

cloud_required False
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
communication_protocol Modbus TCP
documented_ports [{'port_role': 'ETHERNET', 'port_label_from_manual': 'Fast Ethernet', 'port_type': 'RJ45', 'direction': 'bidirectional', 'electrical_domain': 'communication', 'quantity': 2, 'document': 0, 'page': 'Communication', 'quote': 'Number of interfaces acc. to Fast Ethernet | 2; Protocol at Ethernet interface | MODBUS TCP'}, {'port_role': 'DIGITAL_IN', 'port_label_from_manual': 'digital inputs', 'port_type': 'screw-type terminals', 'direction': 'input', 'electrical_domain': 'communication', 'quantity': 2, 'document': 0, 'page': 'Inputs/Outputs', 'quote': 'Number of digital inputs | 2'}, {'port_role': 'DIGITAL_OUT', 'port_label_from_manual': 'digital outputs', 'port_type': 'screw-type terminals', 'direction': 'output', 'electrical_domain': 'communication', 'quantity': 2, 'document': 0, 'page': 'Inputs/Outputs', 'quote': 'Number of digital outputs | 2'}]
protocols ['Modbus TCP']
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220

Protection

protection_class IP65 front / IP20 rear
Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
protection_degree_ip IP65 on the front, IP20 on the rear

Документи

compatibility_list Siemens Power Product catalog, section 8 Power Monitoring
datasheet Data sheet 7KM3220-1BA01-1EA0 - SENTRON PAC3220
product_page SENTRON measuring devices for energy transparency

Додаткові задокументовані параметри

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

builder_completenesspartial
region_notesIEC specification from the Siemens data sheet (690 V L-L rated). Siemens' North American catalog lists the same device at 600 V; the values here are the IEC data-sheet values only.
withheld:max_connected_devices"not applicable - measuring device, not a concentrator"