Installation Procedure; Electrical Wiring; Wiring Connection - Hitachi PC-ARF Technical Catalogue

8 Control support devices
PSC-5HR

8.4.2.4 Installation procedure

There are two attachment methods.
Attaching on the Wall
Attach the PSC-5HR on the wall by using screw for wood
as follows.
Mounting on Suspension Bolt
Attach the PSC-5HR on the suspension bolts using clamps
and screws.
Fasten screws fixing the hook of the clamp into the attaching
holes.

8.4.3 Electrical wiring

8.4.3.1 Wiring connection


System
N O T E
Four PSC-5HR can be installed as a maximum in one system.
Ensure the quantity of connections of the following:
• Ref. System Quantity: within 16
• Indoor Unit Quantity: within 128
• Total Length of each divided H-Link: up to 1000 m
In the case of H-LINK is divided into five blocks as beside figure: Set End Terminal Resistance in each PSC-5HR (For details, see "Setting
Dip Switch".)
733
TCGB0106 rev.0 - 12/2014
Outdoor Unit
Central Station
Indoor Unit
Screw for wood
Hook here
Clamp
Suspension
bolt
Hook here
Suspension Bolt (W3/8.M10)
Fitting Screw
(mm)
Attaching Pitch
Fitting Screw
View from Top
8