Shelly EM Gen3 + 50A CT (SH-SHELLYEMG3)

Size (HxWxD)

37x42x16 mm / 1.46x1.65x0.63 inch

Weight

EM Gen3 - 23 g / 0.81 oz

CT 50A - 50 g / 1.76 oz

Screw terminals max torque

0.4 Nm / 3.5 lbin

Conductor cross section

0.5 to 4 mm² / 20 to 11 AWG (solid, stranded, and bootlace ferrules)

Conductor stripped length

6 to 7 mm / 0.24 to 0.28 in

Mounting

Wall console, Electrical cabinet

Shell material

Plastic

Shell color

White

Connectors color

Black

ENVIRONMENTAL

Ambient working temperature

-20 °C to 40 °C / -5 °F to 105 °F

Humidity

30 % to 70 % RH

Max. altitude

2000 m / 6562 ft

ELECTRICAL

Power supply

110 - 240 V~ 50/60 Hz

Power consumption

< 1.2 W

External protection

2 A, tripping characteristic B or C,
6 kA interrupting rating,
Energy limiting class 3

OUTPUT CIRCUITS RATINGS

Max. switching voltage

240 V~

Max. 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 and fundamental reactive energy

Channel-to-channel calibration minimum load

500 W

No load threshold

30 VA per channel

Measurement data storage

At least 10 days of 1 min data resolution

Data export

CSV for PQ recorded values

JSON format export through RPC

Internal-temperature sensor

Yes

RADIO

WI-FI

Protocol

802.11 b/g/n

RF band

2412 - 2472 МHz

Max. 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

Max. RF power

< 4 dBm

Range

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

MICROCONTROLLER UNIT

CPU

ESP-Shelly-C38F

Flash

8 MB

FIRMWARE CAPABILITIES

Schedules

Yes

Webhooks (URL actions)

20 with 5 URLs per hook

Scripting

Yes

MQTT

Yes

Encryption

Yes (Transport level)

Authentication

Yes (Application and transport level)