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H2iSD-2
2010 Hyper-heating Y-SERIES SYSTEM DESIGN (Sept. 2010)
2010 H2i
®
Y-SERIES
SYSTEM DESIGN
1. ELECTRICAL WORK
OK NO
Follow ordinance of your governmental organization for technical standard related to electrical equipment, wiring
regulations, and guidance of each electric power company.
Wiring for control (hereinafter referred to as transmission ) shall be (50mm[1-5/8in] or more) apart from power source
source wire in the same conduit.)
Be sure to provide designated grounding work to outdoor unit.
Give some allowance to wiring for electrical part box of indoor and outdoor units, because the box is sometimes removed
at the time of service work.
Never connect 100V, 208~230,460V power source to terminal block of transmission . If connected,electrical parts will
be burnt
out.
Use
2-conductor
shield cable for transmission . If transmission of different systems are wired with the same
multiplecore
cable, the resultant poor transmitting and receiving will cause erroneous operations.
Outdoor
unit
Indoor unit
Remote
BC controller
controller
2-conductor shield cable
2-conductor shield cable
Outdoor
unit
Remote
controller
Indoor unit
Multiple-
core cable
BC controller
wiring so that it is not influenced by electric noise from power source wiring. (Do not insert transmission and power
cable
cable
cable
cables
cable
Outdoor
unit
Outdoor
unit
Indoor unit
Indoor unit
Remote
controller
Remote
controller
1-1. General Cautions