22 Chapter4
Electrical Installation
Liebert. PEX+Series Precision Air Conditioner User Manual
N
N
PE
PE
L1
L2
L3
Figure 4-2 Enlarged view of power connector
Note
The cable sizes should meet the local wiring regulations.
Table 4-1 Rated full load ampere (FLA) (unit: A)
Model
Standard
model
With heating
No heating
Standard
model with
2-level electric
heating
1-level electric
heating/
No
humidifying
2-level electric
heating/
No
humidifying
Humidifying
No
humidifying
P1020U(D)A13C
25.7
34.8
25.7
34.8
22.7
16.6
P1025U(D)A13C
30.9
40.0
30.9
40.0
27.9
21.8
P1030U(D)A13C
32.8
41.9
32.8
41.9
29.8
23.7
P1035U(D)A13C
35.7
44.8
35.7
44.8
32.7
26.6
P1040U(D)A13C
43.2
56.8
43.2
56.8
35.6
29.5
P1040U(D)A13S
42,4
56,0
42,4
56,0
34,8
28,7
P1050U(D)A13C
48.0
61.6
48.0
61.8
40.4
34.3
P1050U(D)A13S
51.0
64.6
51.0
64.6
43.4
37.3
P2060U(D)A13S
61.0
74.7
61.0
74.7
58.8
47.4
P2070U(D)A13S
64.0
77.7
64.0
77.7
61.8
50.4
P2080U(D)A13S
77.2
95.4
77.2
95.4
70.4
59.0
P2090U(D)A13S
82.2
100.4
82.2
100.4
75.4
64.0
P2100U(D)A13S
87.2
105.4
87.2
105.4
80.4
69.0
Note:
1.
The standard model is configured with humidifier and 1-level electric heating.
2.
Air-cooled unit FLA excludes the condenser current .
4.2.3 Connecting Control Cables
The position of field connection terminals is shown in Figure 4-1, and the amplified figure is shown in Figure 4-3.The
upper part of the terminal block is connected to the unit, while the lower part serves as user control signal interfaces.