Electrical Installation; Electrical Installation In General - Danfoss VLT HVAC Basic Drive FC 101 Operating Manual

Operating Guide | VLT® HVAC Basic Drive FC 101
The dimensions are only for the physical units. When installing in an application, allow space above and below the units for cooling.
The amount of space for free air passage is listed in

3.2 Electrical Installation

3.2.1 Electrical Installation in General

All cabling must comply with national and local regulations on cable cross-sections and ambient temperature. Copper conductors are
required. 75 °C (167 °F) is recommended.
Table 9: Tightening Torques for Enclosure Sizes H1–H8, 3x200–240 V & 3x380–480 V
Power [kW (hp)]
Enclo‐ IP class 3x200–240 V
sure
size
H1 IP20 0.25–1.5
(0.33–2)
H2 IP20 2.2 (3)
H3 IP20 3.7 (5)
H4 IP20 5.5–7.5
(7.5–10)
H5 IP20 11 (15)
H6 IP20 15–18.5
(20–25)
H7 IP20 22–30 (30–40)
H7 IP20 –
H8 IP20 37–45 (50–60)
1
2
Cable dimensions >95 mm .
Table 10: Tightening Torques for Enclosure Sizes I2–I8
Power [kW (hp)]
Enclosure IP class 3x380–480 V
size
I2 IP54 0.75–4.0 (1–5)
I3 IP54 5.5–7.5 (7.5–10)
I4 IP54 11–18.5 (15–25)
I6 IP54 22–37 (30–50)
I7 IP54 45–55 (60–70)
Danfoss A/S © 2019.11
3.1.1 Side-by-side Installation.
Torque [Nm (in-lb)]
3x380–480 V Mains
0.37–1.5 0.8 (7)
(0.5–2)
2.2–4.0 (3–5) 0.8 (7)
5.5–7.5 (7.5–10) 0.8 (7)
11–15 1.2 (11)
(15–20)
18.5–22 (25–30) 1.2 (11)
30–45 4.5 (40)
(40–60)
55 (70) 10 (89)
75 (100) 14 (124)
90 (125)
(1)
24 (212)
Torque [Nm (in-lb)]
Mains Motor
0.8 (7) 0.8 (7)
0.8 (7) 0.8 (7)
1.2 (11) 1.2 (11)
4.5 (40) 4.5 (40)
10 (89) 10 (89)
Motor DC con‐ Control
nection terminals
0.8 (7) 0.8 (7) 0.5 (4)
0.8 (7) 0.8 (7) 0.5 (4)
0.8 (7) 0.8 (7) 0.5 (4)
1.2 (11) 1.2 (11) 0.5 (4)
1.2 (11) 1.2 (11) 0.5 (4)
4.5 (40) – 0.5 (4)
10 (89) – 0.5 (4)
14 (124) – 0.5 (4)
– 0.5 (4)
(1)
24 (212)
DC connec‐ Control ter‐
tion minals
0.8 (7) 0.5 (4)
0.8 (7) 0.5 (4)
0.8 (7) 0.5 (4)
– 0.5 (4)
– 0.5 (4)
AQ275641848264en-000101 / 132R0078| 15
Installation
Ground Relay
0.8 (7) 0.5 (4)
0.8 (7) 0.5 (4)
0.8 (7) 0.5 (4)
0.8 (7) 0.5 (4)
0.8 (7) 0.5 (4)
3 (27) 0.5 (4)
3 (27) 0.5 (4)
3 (27) 0.5 (4)
3 (27) 0.5 (4)
Ground Relay
0.8 (7) 0.5 (4)
0.8 (7) 0.5 (4)
0.8 (7) 0.5 (4)
3 (27) 0.6 (5)
3 (27) 0.6 (5)