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A-3
INSTALLATION
SPREADARC
A-3
CONNECTION DIAGRAM
Connection to 42Vac Power Source
(See Figure A-3)
Required:
• 42Vac Power Source.
• K1797-xx Control Cable (10ft. included with K278-1).
• K278-1 Spreadarc.
• NOTE: K1798 Terminal Strip Adapter may be nec-
essary if power source 14-pin connector is unavail-
able.
Connection to 115Vac Power Source
Required:
(See Figure A-4)
• 115Vac Power Source.
• K1797-xx Control Cable (10ft.[3.05m] included with
K278-1).
• K1520-1 42 Volt Transformer Kit.
• K278-1 Spreadarc.
Connection to 115Vac (direct)
Required:
(See Figure A-5)
• K1797-xx Control Cable (10ft.[3.05m] included with
K278-1).
• K1520-1 42 Volt Transformer Kit (with customer
supplied input plug attached).
• K278-1 Spreadarc.
• Outlet plug not included.
14 PIN
14 PIN
K1797-XX
115V TO 42V
115V TO 42V
TRAN
TRAN
SF
SF
ORMER
KIT
KIT
K1797
K1797
-XX
115V TO 42V
115V TO 42V
TRAN
TRAN
SF
SF
OR
OR
MER
KIT
KIT
K1797
K1797
-XX
SEE FIGURE A-3
SEE FIGURE A-4
SEE FIGURE A-5