Nibe ETS 121, Installation Instructions Manual, Page: 7 / 8

ETS 12 / 121
2 White connection white – – white white white
4 Red connection brown brown – brown brown brown
6 Red connection brown brown – brown brown brown
8 White connection blue blue blue blue – blue
10 Red connection – – – – brown blue
No. 3 x 400 V 9 kW 3 x 400 V 6 kW 3 x 400 V 3 kW 3 x 400 V 3 x 230 V 230 V
1 White connection white – white white white white
3 White connection white – – white – white
5 Red connection brown white brown brown – brown
7 White connection blue blue blue blue white blue
9 Red connection –
FIGHTER 1110/1115 FIGHTER 1120
=jumper
Current step 2 6 kW 8.7 A 4 kW 15 A 4 kW 18 A
Voltage 3 x 400 V + N 3 x 230 V 230 V 1-phase
ETS 12 ETS 12 ETS 121
Current steps 1 and 2 9 kW 13 A 6 kW 22.5 A 6 kW 27 A
Current step 1 3 kW 4.3 A 2 kW 7.5 A 2 kW 9 A
See the table for the different connection options for each
voltage.
The blue wire 037 is only used for 230 V 1-phase. On other
models the wire is removed from the wires harness.
The blue wire 036 is not connected on the 3 x 230 V model.
Technical specifications
Connecting the immersion heater