Examples Of H-Link Ii System - Hitachi RAS-(3-6)HVNC1(E) Service Manual

4 Electrical wiring
4.5.5 Examples of H-LINK II system
Two cases:
1. U sing H-LINK II system for air conditioning systems without a central control device (CSNET WEB or
PSC-A64S).
• Line connection with all units (including Utopia and/or Set Free, Mini Set Free and DC Inverter).
A: Outdoor units.
B: Indoor units.
C: Do not install wiring in a loop.
• Line connection for each floor.
A: Outdoor units.
B: Indoor units.
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SMGB0087 rev.0 - 12/2013
A
B
A
B
C