© Munters Corporation , March 2017
10
QM1224r3
Electrical Wiring
Chapter 3
Recommended Lightning Protection
FC2003, 230V, 1 Phase
240 VAC
Power Supply for Fan
L1
L2
G
T1
T2
G
240 VAC
Power Out to Fan
Single Phase
Figure 8A
Safety Cut-Off Switch
T1
T2
T3
G
Three Phase
Power Out to Fan Motor
Three Phase
Power Supply for Fan
L1
L2
L3
G
Safety Cut-Off Switch
Three Phase
Figure 8B
Recommended Lightning Protection
FC2006, 230V, 3 Phase
FC2009, 460V, 3 Phase
All wiring should be installed in accordance with National, State, and Local electrical codes.
Fans used to ventilate livestock buildings or other rooms where continuous air movement is
essential should be connected to individual electrical circuits, with a minimum of two circuits per
room.
Single Phase and Three Phase Munters Drives
: Power supply for fans to have Circuit Breaker
or Fuse Protection. The installer must refer to NEC and local codes to ensure safety and
compliance.
See Figure 8A & 8B.
If recommended lightning protection was purchased, wire it to the fan power supply as shown and secure the
lightning protection unit near the disconnect or the bus panel.
See Figure 8B & 8C (page 8).
NOTE:
A safety cut-off switch should be located adjacent to each fan.
KEY:
L1=Line 1
L2=Line 2
L3=Line 3
H=Hot
N=Neutral
G=Ground
WARNING
!
High Voltage, disconnect power
before servicing.
