Enclosure Power [kW (hp)] Depth
[mm (in)]
Mounting hole [mm (in)] Maximum weight
H4 IP20 6.0–7.5
(8.0–10)
11 (15) 241 (9.5) 12.6 (0.50) 7 (0.28) 8.4 (0.33) 7.9 (17.4)
H5 IP20 11 (15) 18.5–22
(25–30)
255 (10) 12.6 (0.50) 7 (0.28) 8.5 (0.33) 9.5 (20.9)
H6 IP20 – 30 (40) 242 (9.5) – 8.5 (0.33) 15 (0.6) 24.5 (54)
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 H3–H6, 3x200–240 V & 3x380–480 V
Power [kW (hp)] Torque [Nm (in-lb)]
Enclo‐
sure size
IP protec‐
tion rat‐
ing
3x200–240 V 3x380–480 V Mains Motor DC con‐
nection
Control ter‐
minals
Ground Relay
H3 IP20 – 6.0–7.5 (8.0–10) 0.8 (7) 0.8 (7) 0.8 (7) 0.5 (4) 0.8 (7) 0.5 (4)
H4 IP20 6.0–7.5 (8.0–
10)
10–15 (15–20) 1.2 (11) 1.2 (11) 1.2 (11) 0.5 (4) 0.8 (7) 0.5 (4)
H5 IP20 10 (15) 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 (40) 4.5 (40) 4.5 (40) – 0.5 (4) 3 (27) 0.5 (4)
3.2.2 IT Grid
CAUTION
IT Grid
Installation on isolated mains source, that is, IT mains.
-
Ensure that the supply voltage does not exceed 440 V (3x380–480 V units) when connected to mains.
NOTICE
This is only relevant for 200–240 V and 380–400 V drives in power sizes 6.0–10 kW (8.0–15 hp).
Open the RFI switch by removing the screw on the side of the drive when at IT grid.
Installation
Operating Guide | VLT® Compressor Drive CDS 803
AQ321748767627en-000101 / 130R0570
12 | Danfoss A/S © 2019.12
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