Electrical Wiring; Wiring Method - Hitachi HARC70-CE1 Manuel D'installation Et De Fonctionnement

(*2) LONWORKS Network Cable
Use the cable that is recommended by Echelon Co. and follow the instruction of the
manufacturer who produces the Upper equipment.
Cable Type and Characteristics
Cable
Belden 85102, Single/Twist pair,
Q'ty of Core 19/29, Without Shield,
150°C
Belden 8471, Single/Twist pair,
Number of Core 19/29, Without
Shield, 60°C
Level VI 22AWG, Single Core,
Without Shield
JY(St)Y2×2×0.8, 4Lines Spiral
Twist, Single Core, With Shield
TIA568A Category 5, 24AWQ,
Twist Pair
In case of using Cable with shield, connect the shield through film resistance of metal that 470kΩ,
1/4W (wattage), Degree.
4.2.

ELECTRICAL WIRING

1. Turn OFF the main power switch to the wiring that connects to HARC70-CE1 (OP) and water
chiller before electrical wiring.
2. Connect the wiring following the below Table. The number in Table indicates the refererence of
sub-chapter 4.1 "Wiring Method" (page 4/6).
Section
1 Ø 220-240V Power
Source — HARC70-CE1 (OP)
Power
Line
Earthing Wire
Upper System —
HARC70-CE1 (OP)
Control
Circuit
HARC70-CE1 (OP) —
Water Chillers
WIRING CONNECTION METHOD
Diameter of Electric
Resistivity Ω/km
Wire/AWG
1.3mm/16 28
1.3mm/16 28
0.65mm/22 106
0.8mm/20.4 73
0.51mm/24 168
No

Wiring Method

AC / AC / E
AC / AC / E
LON / H-LINK
LON / H-LINK
/
7
4
Electric Vprop%
Capacity of Light
nF/km Velocity
56 62
72 55
49 67
98 41
46 58
Remark
Non-polar
Non-polar