5 Installation and Commissioning
5.8 Power Connections
118 3HNA009834-001 en Rev.06 Product Manual, Control Cabinet IRC5P
5.8.4 Supply for Internal Light
General The controller may include a connection for a single phase 115/230 VAC for
internal light. This supply can also be used to supply an optional cooler unit.
The internal light includes a rectifier which makes it operate on supply voltages
from 90V to 250V.
Specification
Connections
The external 115 or 230 VAC is connected to terminal board XT1.1, located beside
the mains overload protection, FR1, in the lower left bottom of the control cabinet
as shown in Figure 17. The AC power is connected to the rectifier via a door switch.
The light is switched on when the cabinet door is open.
Figure 61 115/230 VAC terminal board
Optionally the power may be connected to the control cabinet internal power
supply, which means that the light can only be switched on when the control cabinet
is switched on.
For information on tightening torque for terminal connections, see ’Tightening
Torques’ on page 216.
For connection for cooler, see ’Cabinet Cooler Installation’ on page 105.
Voltage 115 or 230 V
Supply line fuses Max. 10A
Mains overload
protection, FR1
Factory 115/230 VAC supply
L
N
P
.
E
Optional cooler
Internal light
Rectifier
Door switch
Normal Closed
when door open
X78
XT1.1
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