e3
0b
u7
76
.1
0
1
2
3
4
5
6
7
Illustration 53: View of Control Shelf in H13–H14
1
LCP connector
2
RS485 termination switch
3
RS485 fieldbus connector
4
Analog I/O connector
5
Digital I/O and 24 V supply
6
Relay 1 on power card
7
Relay 2 on power card
6.6 Fastener Tightening Torques
Apply the correct torque when tightening fasteners in the locations that are listed in the following tables. Too low or too high tor-
que when fastening an electrical connection results in a bad electrical connection. To ensure correct torque, use a torque wrench.
Table 36: Tightening Torques for Enclosure Sizes H1–H8, 3x380–480 V
Power [kW (hp)]
Torque [Nm (in-lb)]
Enclosure size IP class 3x380–480 V
Mains
Motor
DC connection Control terminals Ground Relay
H1
IP20
0.37–1.5 (0.5–2.0)
0.8 (7)
0.8 (7)
0.8 (7)
0.5 (4)
0.8 (7)
0.5 (4)
H2
IP20
2.2–4.0 (3.0–5.4)
0.8 (7)
0.8 (7)
0.8 (7)
0.5 (4)
0.8 (7)
0.5 (4)
H3
IP20
5.5–7.5 (7.5–10)
0.8 (7)
0.8 (7)
0.8 (7)
0.5 (4)
0.8 (7)
0.5 (4)
H4
IP20
11–15 (15–20)
1.2 (11)
1.2 (11)
1.2 (11)
0.5 (4)
0.8 (7)
0.5 (4)
H5
IP20
18.5–22 (25–30)
1.2 (11)
1.2 (11)
1.2 (11)
0.5 (4)
0.8 (7)
0.5 (4)
H6
IP20
30–45 (40–60)
4.5 (40)
4.5 (40)
–
0.5 (4)
3 (27)
0.5 (4)
AJ363928382091en-000101 / 130R0983
70 | Danfoss A/S © 2021.04
Electrical Installation
Considerations
VLT® Flow Drive FC 111
Design Guide