EMMA-A02
EMMA
EMMA-A02
EMMA
Technical Specification
EMMA-A02
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
9.5~13.2V @ 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
4000m (derating over 2000m)
Degree of protection
IP2X
Compatible Device
WLAN
SUN2000-2-6KTL-L1
SUN2000-8-10K LC0
SUN2000-3-10KTL-M1
SUN2000-12-25KTL-M5
SUN2000-12-25K-MB0
SUN2000-8-10K LC0
SUN2000-3-10KTL-M1
SUN2000-12-25KTL-M5
SUN2000-12-25K-MB0
Smart charger
SCharger-7KS/22KT-S0
Heat pump
SG-ready
Shelly device
Shelly Plus Plug S, Shelly Plus 2PM, Shelly Pro 2PM
*1 2nd current should be 50 mA, length ≤ 30 m
*2 1 Heat Pumps are allowed to directly connect to EMMA-A02. More can be connected via shelly device
*3 Firmware version should be: 0.12.99 plugsprod1 or 0.14.4 for Shelly Plus Plug S, 0.10.2 beta4 for Shelly Plus 2PM, 0.10.2 beta 1 or 1.0.3 for Shelly Pro 2PM
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.