HEC-OM-S002
Chapter 3 Transporting and Installation
3.3 Wiring
3-5
3.3 Wiring
z Only qualified personal are allowed to install wiring.
z Be sure to turn OFF the power prior to wiring to assure safety.
Do not do any wiring when the system is energized.
z The system wiring requires not only a through connection with the
designated cable but also securing to prevent loose connection.
Poor connection and securing may cause electric shock, heat spots,
fire, or communication errors.
z Be sure to supply the power to this product according to the
specification.
z Always establish a connection to a ground for safety.
z Be sure that no ground connection is made to a water pipe, gas pipe
and lighting rod.
z Be sure to provide protective ground. IEC protection class of the
product is class I. Be sure to provide protective ground (ground
resistance of 100Ω or less). For details of the power supply cable,
refer to page 3-6, Power Supply Cable and Connector.
z Do not use the same ground being used by equipment that
generates strong electrical magnetic noise or high frequencies.
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