Huawei EMMA Pro - 8 Technical Specifications

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8 Technical Specications

Ports

AC power input ● 100–240 V; 50 Hz/60 Hz; 63 A (maximum)

● 346–415 V; 3W+N; 50 Hz/60 Hz; 63 A (maximum)

● 346–415 V; 3W; 50 Hz/60 Hz; 63 A (maximum)

DI port Two DI ports; passive relay dry contact connection

supported; communications cable length ≤ 20 m; cables not

routed separately; cables routed through pipes

(recommended)

DO port Two DO ports, NO and COM contacts supported;

communications cable length ≤ 20 m; cables not routed

separately; cables routed through pipes (recommended)

RS485 port Two RS485 ports; baud rates: 9600 bit/s, 19200 bit/s, or

115200 bit/s

External CT port ● Three current detection pins: IA, IB, and IC

● Secondary side: 50 mA

● Primary side:

x 50 A (

≥ 2, and

is an integer)

● Communications cable length ≤ 30 m; cables not routed

separately; cables routed through pipes (recommended)

LAN port One 10/100 Mbit/s adaptive port; communications cable

length ≤ 100 m

WAN port One 10/100 Mbit/s adaptive port; communications cable

length ≤ 100 m

WLAN RAT and frequency band: 802.11b/g/n (2.412–2.484 GHz)

Current

measurement

range

● Internal CT connection: ≤ 63 A

● External CT connection: > 63 A

Electric energy

precision

Class 1 (error within ±1%)

EMMA-(A01, A02)

User Manual 8 Technical Specications

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