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Shelly

Shelly EM Gen3 plus 50A clamp

Shelly EM Gen3 plus 50A clamp

€58,96
€58,96 €58,96
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Description

The Shelly EM Gen3 is a two-channel, single-phase energy meter that uses current transformers to measure electricity consumption non-invasively. It allows real-time energy consumption monitoring, historical data storage, and external load control via a dry-contact relay.

Characteristics:

Measurement channels:2 channels (monophasic)

Measurement type:Non-invasive, using current transformers

Maximum current per channel:Up to 120A (with suitable current transformers)

Measurement accuracy:±1%

Connectivity:Wi-Fi 802.11 b/g/n, Bluetooth 5.0

Security:WPA/WPA2-PSK

Processor:ESP32-S3

Memory:8MB Flash

Data storage:Up to 10 days of data logs at 1-minute intervals

Relay:1 dry contact (potential-free)

Dimensions:41 x 36 x 17 mm

Operating temperature:-20°C to 40°C

Features:

Energy measurement:Monitors voltage, current, active, reactive and apparent power, power factor and energy consumed in real time.

Data storage:Saves consumption data to the device's internal memory.

Load control:Controls the switching on and off of external devices through the relay.

Integrations:Compatible with Google Home, Amazon Alexa and other home automation systems.

API:RESTful HTTP API for integration with third-party systems.

MQTT:Supports MQTT for communication with brokers.

Webhooks:Send notifications to web servers on specific events.

Web interface:Configure and monitor the device through its integrated web interface.

Applications:

Monitoring energy consumption in homes and businesses

Optimizing energy efficiency

Control of electrical loads

Integration with home automation systems

Analysis of consumer data

Advantages:

Precise measurement:Provides accurate measurements of energy consumption.

Easy installation:Easily installs in any standard wall box.

Versatility:It offers different connectivity and integration options.

Advanced Features:API, MQTT, webhooks for advanced users.

Security:WPA/WPA2-PSK protection for your Wi-Fi network.

Considerations:

Requires connection to a 2.4GHz Wi-Fi network.

Installation must be carried out by a qualified electrician.

Suitable current transformers are required for measurement.

Additional information:

Official website: https://shelly.cloud/

API Documentation: https://shelly-api-docs.shelly.cloud/

Connectivity

Wifi

Protocol:

802.11b/g/n

RF Band:

2412 - 2472 MHz

Maximum RF power:

<20 dBm

Range:

Up to 30 m/100 ft indoors and 50 m/160 ft outdoors
(depends on local conditions)

Bluetooth

Protocol:

4.2

RF Band:

2402-2480 MHz

Maximum RF power:

< 4 dBm

Range:

Up to 10 m/33 ft indoors and 30 m/100 ft outdoors
(depends on local conditions)

Links of interest

User Manual

Drop-down row

View full details

Shelly EM Gen3: Optimize your electricity consumption and save

Smart energy meter that allows you to monitor the consumption of your appliances in real time.

The Shelly EM Gen3 is a compact and versatile device that easily integrates into your electrical panel to provide a detailed overview of your home or business's energy consumption. Thanks to its Wi-Fi connectivity, you can access consumption data from anywhere via the Shelly Cloud app or integrate it with your favorite home automation system.

Main features of Shelly EM Gen3:

  • Precise measurement: Monitors the energy consumption of up to two independent circuits with current transformers.
  • Wi-Fi connectivity: Access real-time consumption data from anywhere with an internet connection.
  • Load control: Controls the switching on and off of external devices using the integrated dry contact relay.
  • Internal storage: Saves consumption data for up to 10 days, even without an internet connection.
  • Home automation integration: Compatible with Google Home, Amazon Alexa, and other home automation systems.
  • Open API: Integrates the Shelly EM Gen3 with third-party systems via its HTTP API.
    Web interface: Configure and monitor the device through its integrated web interface.
    Compact design: Easily installs in any standard wall box.

Benefits of Shelly EM Gen3:

  • Total control of your consumption: Identify the appliances that consume the most and optimize their use.
  • Energy savings: Reduce your electricity bill by knowing and controlling your electricity consumption.
  • Remote monitoring: Monitor the energy consumption of your home or business from anywhere.
  • Automation: Create scenes and automations to control your devices based on energy consumption.
  • Greater safety: Detect potential faults in your appliances thanks to abnormal consumption alerts.

Use cases:

  • Consumption monitoring: Controls the consumption of appliances, lighting, air conditioning, etc.
  • Energy optimization: Identify and reduce unnecessary consumption.
  • Cost control: Estimate the running costs of your devices and manage your energy budget.
  • Preventive maintenance: Detects potential problems in your appliances through their energy consumption.
  • Home automation: Create a smart home that adapts to your energy needs.

Includes 50A clamp

Shelly EM Gen3 - Specifications

Shelly EM Gen3 - Diagram

PHYSICAL
Size (HxWxD): 37x42x16mm/1.46x1.65x0.63inch
Weight: EM Gen3 - 23 g / 0.81 oz
CT 50A - 50 g / 1.76 oz
Maximum screw terminal torque: 0.4 Nm / 3.5 lbin
Conductor cross section: 0.2 to 2.5 mm² / 24 to 14 AWG (solid, stranded and crimp terminals)
Stripped conductor length: 6 to 7 mm / 0.24 to 0.28 in
Mounting: Wall console, electrical cabinet
Housing material: Plastic
Housing color: White
Charcoal gray
Connector color: Black
ENVIRONMENTAL
Ambient working temperature: -20°C to 40°C / -5°F to 105°F
Humidity: 30% to 70% RH
Maximum altitude: 2000 m / 6562 ft
ELECTRIC
Power supply: 110 - 240 V~ 50/60 Hz
Energy consumption: < 1.2 W
Neutral not required: Yes or no
External protection: 2 A, trigger characteristic B or C,
interrupting capacity of 6 kA,
energy limitation class 3
EXIT CIRCUIT CLASSIFICATIONS
Maximum switching voltage: 240 V~
Maximum switching current: 2 A/240 V~
SENSORS, METERS
Voltmeter (AC): 110-240 V~ 50/60 Hz
Voltmeter accuracy: ±2%
Ammeter (AC): 0 - 80A
Ammeter accuracy: ±2% (2 - 50 A), ±2% (1 - 2 A), ±5% (0 - 1 A)
Compatible current transformers: CT 50A (included in the package)
CT 80A
Power and energy meters: Active and apparent power
Active and apparent energy
Power factor
Fundamental active energy and fundamental reactive energy
Minimum channel-to-channel calibration load: 500 W
No-load threshold: 30 VA per channel
Storage of measurement data: At least 10 days of 1-minute data resolution
Data export: CSV for PQ Registered Values
Export in JSON format via RPC
Internal temperature sensor: Yeah
RADIO
Wi-Fi
Protocol: 802.11 b/g/n
RF Band: 2412 - 2472 MHz
Maximum RF power: < 20 dBm
Range: Up to 30 m indoors and 50 m outdoors
(Depends on local conditions)
Bluetooth
Protocol: 4.2
RF Band: 2402 - 2480 MHz
Maximum RF power: < 4 dBm
Range: Up to 10 m indoors and 30 m outdoors
(Depends on local conditions)
MICROCONTROLLER UNIT
CPU: ESP-Shelly-C38F
Flash: 8 MB
FIRMWARE CAPABILITIES
Programming: Yeah
Webhooks (URL actions): 20 with 5 URLs per webhook
Scripting: Yeah
MQTT: Yeah
Encryption: Yes (transport level)
Authentication: Yes (application and transport level)