EMMA Specs_Smart Energy Management Assistant Specs

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General Data

Dimension (W × H × D)

108 mm × 100 mm × 65 mm

Mounting type

DIN35 Rail

Height requirement of cabinet

≥ 47.5 mm

Weight

0.5 kg

Power Supply

AC voltage

1P2W: 100 ~ 240 V, 50 / 60 Hz

3P3W: 346 ~ 415 V, 50 / 60 Hz

3P4W: 346 ~ 415 V, 50 / 60 Hz

Typical power consumption

4 W

Interface

Power output

9.5 ~ 13.2 V @ 100 mA, ≤ 3 m

LAN

10 / 100 Mbps, ≤ 100 m

WAN

10 / 100 Mbps, ≤ 100 m

WLAN

AP + STA, 802.11b/g/n (2.412 GHz ~ 2.484 GHz)

RS485

9600 / 19200 / 115200 bps,× 2, ≤ 50 m

Digital input

× 2, ≤ 20 m

Digital output

× 2, ≤ 20 m

Interaction

LED

LED Indicator × 3 RUN, ALM, COM

Button

RST

APP

Communication by WLAN for Commissioning

Measurement Range

Current range

Direct connection: ≤ 63 A, external CT¹ : > 63 A

Voltage range

1P (L-N): 85 ~ 299 Vac; 3P (L L): 148 ~ 520 Vac

Energy accuracy

±1%

Device Management

Smart energy controllers

up to 3

Smart chargers

up to 2

Heat pump

up to 1²

Shelly device

up to 20

Environment

Operating temperature range

-25 °C~ +60 °C

Storage temperature range

-40 °C~ +85 °C

Relative humidity range

5% ~ 95% RH (non condensing)

Max. operating altitude

4000 m (derating over 2000 m)

Degree of protection

IP2X

Compatible Device

Smart energy controller

SUN2000-2/3/3.68/4/4.6/5/6KTL-L1, SUN2000-8/10K-LC0, SUN2000-3/4/5/6/8/10KTL-M1, SUN2000-12/15/17/20/25KTL-M5, SUN2000-12/15/17/20/25K-MB0, SUN2000-5/6/8/10/12K-MAP0, SUN5000-8/12K-MAP0, SUN5000-17/25K-MB0

Smart charger

SCharger-7KS/22KT-S0

Heat pump

SG-ready

Shelly device

Shelly Plus Plug S, Shelly Plus 2PM, Shelly Pro 2PM³

Smart Scheduling⁴

Dynamic tarif

Automatically connect to Nord Pool electricity market and obtain day-ahead dynamic tariff.
(Available in Sweden, Denmark, Finland, Norway, Lithuania, Estonia, Latvia, and the Netherlands.)

Compatible inverters

SUN2000-2-6KTL-L1 SUN2000-8-10K LC0 SUN2000-3-10KTL-M1 SUN2000-12-25KTL-M5 SUN2000-12-25K-MB0 SUN5000-8/12K-MAP0 SUN5000-17/25K-MB0

*1 The secondary current of an external CT connected shall be 50 mA, and the cable length can be up to 30 m.

*2 A heat pump can be directly connected to EMMA-A02. More appliances can be connected through a Shelly device.

*3 For the Shelly device firmware version supported, please refer to the user manual.

*4 The smart scheduling function of the EMMA is offered free of charge for two years from the trial start date. After this period, we reserve the right to charge for this service.

*5 Disclaimer: The preceding values are measured by an internal laboratory of Huawei in a specific environment. The actual values may vary with products, software versions, usage conditions, and environmental factors.

EMMA Specs_Smart Energy Management Assistant Specs | FusionSolar

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