Examples Of H-Link Ii System - Hitachi RAS-2-HVNP Service Manual

4. Electrical wiring
4.5.5 Examples of H-LINK II system
Two cases:
1. Using 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.
104
SMGB0079 rev.0 - 01/2013
A
B
A
C