ABB Terra AC 7,4 kW, Type 2 socket + B21 SmartMeter

ADAC Wallbox Test winner – 05/2021

ABB Terra AC 7,4kW wallbox with socket + B21 SmartMeter. With this set you will be able to use one phase dynamic load balancing function.

Exceptional quality from the world leader – ABB. Smart & future-proof station for the price of regular one.

  • Status and control via App
  • Complete protection: over-current, over-voltage, under voltage, earth fault, integrated lightning protection
  • Charge scheduling ‘Peak shaving’
  • Load balancing
  • Possibility to charge only photovoltaic energy from local inverter
  • and much more



SKU chsheu56
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ABB Terra AC 7.4kW  with socket  + B21 SmartMeter 

A SET for DYNAMIC LOAD BALANCING functionality. This will prevent electric overconsumption while charging your EV.

High-value quality

• One of the best-value charger on the market

• Broad range of connectivity options

• Space-saving and easy-to-install design


Safety and protection

• Evaluated and tested by independent third party to meet the highest standards

• Current limiting protection prevents against nuisance tripping and over current to the installation

• Integrated protections including DC ground fault and over voltage


ABB Terra AC dynamic load management

Load management

• Built-in energy meter

• Manual or automated (dynamic) load management

• Setup for external energy meter integration for dynamic load management

• Ready for integration with advanced smart building energy system

Future proof flexibility

• Smart functionality for optimised charging

• Energy meter integration for dynamic load management

• Dedicated App for control and configuration

• Remote software update enabled







Presentation of all Smart functionalities:

Chargersync APP


Charge scheduling ‘Peak shaving’

• Set your charging time-slots (schedule) to avoid peak electricity prices f.e. evening tariff

• Possible to save 100-300 eur a year* on electricity bill (subject to local electricity pricing)


ChargeSync user App for Terra AC control, status and configuration

Station setup:

Charging status:


ABB Terra AC 7,4kW model – (TAC-W7-T-0 / 6AGC081278) functionalities:

-Type – Wallbox with Type 2 socket
-Power 7,4 kW
-Max current 32A

-Ethernet (RJ45)
-OCPP 1.6
-Modbus RTU (RS485)

ABB B21 112-100 SmartMeter

Terra AC product Brochure:



* grid operators usually charge 25-40% premium for electricity consumed during evening hours 6-10pm. This is subject to contract with provider. In some countries no evening / night tariff can be provided.



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