ICUS CONDENSING UNIT INSTALLATION MANUAL
Jan 09:F\Qualitair Eng\Icu\Manuals\0412118S
5. GENERAL SERVICE CONNECTIONS
Figure 5.1
– Unit Connections and Interconnections
SPECIAL NOTES
CHECK LOCAL REGULATION FOR INDOOR / OUTDOOR ELECTRICAL ISOLATION REQUIREMENTS AND
REFRIGERATION PIPEWORK STANDARDS.
System Charge Weights
ICUS30
ICUS40
ICUS55
ICUS80
Base Charge
1050g
1500g
2000g
2300g
Top up charge/m > 5m
25g
25g
40g
40g
Refrigerant Connection Sizes – Refer to Section 8 for Extended Pipework
ICUS30
ICUS40
ICUS55
ICUS80
Liquid 7.1
1/4"
1/4"
3/8"
3/8”
Suction 7.2
5/8”
5/8”
5/8”
3/4”
Mains Power Cable – No of Cores
ICUS30
ICUS40
ICUS55
ICUS80
Single Phase System
3
3
3
3
Three Phase System
N/A
N/A
N/A
N/A
ICUS 1 Phase Fuse Rating
ICUS30
ICUS40
ICUS55
ICUS80
Run Current(A)
2
6.6
10.6
16.1
Locked Rotor Current (A)
28
28
53
82
HRC Fuse Rating (A)
10
10
16
20
7.1 – Liquid Connections
7.2 – Suction Connections
7.4 - Condensing Unit
7.5 – Interconnecting Cable
7.7 – Power Cable
7.8 – Isolator / Fuses
