ABB Terra 124 - AC input wires; Terra 94; Terra 104

Parameter Specification
Input voltage A 480 V
Input voltage B 277 V
The EVSE must be wired with a WYE input, as shown in the diagram. Do not connect
a neutral wire to the EVSE.
10.16.2 AC input wires
Parameter Specification
Wire shielding (optional) If the local rules require shielded wires,
connect the wire shielding to the PE rail
at both ends of the wire.
Diameter of the phase conductors Refer to the local rules.
Diameter of the PE conductor Refer to the local rules
Surface and diameter Based on current rating of the EVSE and
local regulations
Material Copper and aluminium
Maximum temperature of the input
wires
75 °C (167 °F)
Diameter of each AC wire, including
shielding
34 to 45 mm (1.3 - 1.8 in)
10.16.3 Terra 94
Parameter
Specification
Maximum rated input current 115 A
Recommended input circuit breaker 150 A
Maximum power dissipation 95.7 kVA
Short circuit current rating 65 kA
Maximum size of the input wire 500 kcmil
Note: Power limiting is possible via software configuration.
10.16.4 Terra 104
Parameter
Specification
Maximum rated input current 130 A
Recommended input circuit breaker 175 A
Maximum power dissipation 106.3 kVA
Short circuit current rating 65 kA
Maximum size of the input wire 500 kcmil
Technical data
9AKK108466A3703-EN | 001 95