Three-Phase Connections
For three-phase input, connect L1, L2, L3 and Ground as shown
in
.
1.
L1
2.
L2
3.
L3
4.
Ground
Figure 38
IMPORTANT: If a stinger leg is used for three-phase in-
put, it MUST be connected to L3.
Grounding
For personal safety and proper operation, the machine must be
grounded in accordance with state and local codes. If such codes
are not available, grounding must conform to the National Elec-
tric Code, article 250 (current edition). The ground connection
must be made to a proven earth ground, not to conduit or water
pipes.
WARNING
Electrically heated machines DO NOT require dual
power sources. Do not connect customer power or
customer load to the Internal Load Distribution ter-
minal block. Refer to the machine electrical schemat-
ic for details.
W759
Machines with Electric Heat
1.
Grounding Lug: Connect to proven earth ground
2.
Customer Input Power Terminals
Figure 39
Machines without Electric Heat
1.
Grounding Lug: Connect to proven earth ground
2.
Customer Input Power Terminals
Figure 40
Phase Adder
IMPORTANT: Do not use a phase adder on any ma-
chine.
Thermal Overload Protector
The inverter drive provides overload protection for the drive mo-
tor.
Installation
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77
Part No. F8619501ENR11
Summary of Contents for BCA Series
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