Danfoss VLT® Midi Drive FC 280 Terminal Torque Instructions
Installation Guide
1 Installation Instructions
1.1 Description
These instructions provide information on the torque values for the terminal blocks used in the VLT® Midi Drive FC 280.
1.2 Part Numbers
Table 1: Accessory Bag Numbers (Cannot be Ordered as Spare Parts)
Drive | Description | Part number |
VLT® Midi Drive FC 280 | Terminals for enclosure sizes K1-K3. Plug item: 1, 2, 3, 4, 5, 6, 7. |
132B0420 |
Terminals for enclosure sizes K4-K5. Plug item: 1, 2, 3, 4. |
132B0421 | |
VLT® Midi Drive FC 280 with Ethernet Safety Functions | Accessory bag, plugs K1-K3. Plug item: 1, 4, 5, 6, 7, 10, 11. |
132B0798 |
Accessory bag, plugs K4-K5. Plug item: 1, 4, 10, 11. |
132B0799 |
Table 2: Spare Part Numbers
Description | Ordering number |
Terminals for enclosure sizes K1-K5. Plug item: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11. |
132B0350 |
1.3 Safety Precautions
Only Danfoss qualified personnel is allowed to install this equipment.
For important information about safety precautions for installation, refer to the drive's Operating Guide.
1.4 Tools Required
SZS 0.6x3.5 mm slot screwdriver.
1.5 Torque Instructions
NOTICE
DESTRUCTION OF TERMINALS OR LOOSE CABLES
- Applying too much torque can destroy the terminal blocks. Applying too low torque can result in loose cables.
- Only use a screwdriver as specified in 1.4 Tools Required.
- Apply the needed tightening torque as specified in Table 3.
- Do not apply more torque than the maximum torque as specified in Table 3.
Illustration 1: Tightening Torque for Terminals
Visual representation of various terminal plugs used in the VLT Midi Drive FC 280, numbered 1 through 11.
Table 3: Tightening Torque for Terminals
Item | Designation | Tightening torque [Nm (in-lb)] | Maximum torque [Nm (in-lb)] |
1 | Plug connector, relay 1 | 0.5 (4.4) | 0.6 (5.3) |
2 | I/O terminal plug, 10-pole | 0.35 (3.1) | 0.4 (3.5) |
3 | I/O terminal plug, 5-pole | ||
4 | I/O terminal plug, 3-pole | ||
5 | Motor plug, 3-pole 7.62 | ≤4 mm2/AWG 12: 0.5 (4.4), >4 mm2/AWG 12: 0.7 (6.2) | ≤4 mm2/AWG 12: 0.6 (5.3), >4 mm2/AWG 12: 0.8 (7.1) |
6 | BR DC plug, 3-pole 7.62 | ||
7 | Mains plug, 3-pole 7.62 | ||
8 | CANopen plug, 5-pole | 0.5 (4.4) | 0.6 (5.3) |
9 | PROFIBUS plug, 5-pole | ||
10 | IO plug, 5-pole, 5 mm | 0.35 (3.1) | 0.4 (3.5) |
11 | IO plug, 8-pole, 5 mm |