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Change from 400V to 230V
The standard connection in the unit is 3x400V + N. In those countries or areas where this standard is not applicable, the unit can easily
be switched to either 3x230V or 1x230V.
The terminal block can be found in the control system for AIR. Please refer to the wiring diagram enclosed with the unit.
3 x 400V + N
1. Jumper located in L1+L1+L1
(terminal block top row)
2. Jumper located in N + zero on the right
(terminal block bottom row)
3. Black wire located in V
(terminal block bottom row)
4. Blue wire located in N
(terminal block bottom row)
3 x 230V
1. Jumper located in L1 + L1 + L2
(terminal block top row)
2. Jumper located in W + N
(terminal block bottom row)
3. Black wire located in zero to the right of N
(terminal block bottom row)
4. Blue wire disconnected and secured with
2-pin screw terminal
1 x 230V
1. In the panelboard there must be mounted
a 3x16A circuit breaker.
There must be 40A available before the cir-
cuit breaker.
2. Wires are connected between the termi-
nal block and the circuit breaker:
U = brown, V = black,
W = gray, N = blue/zero.
3. Jumpers are mounted on the access side
of the circuit breaker from 1-2 and 2-3.
4. Brown (L1) is mounted in the third wire
inlet.
Blue/zero (N) is mounted in the fourth wire
inlet.
ATTENTION
The installer carries the responsibility for the electrical installation work.
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