Installation; Before Commencing Repair Work; Side-By-Side Installation; Mechanical Dimensions - Danfoss VLT Micro Drive FC 51 Operating Manual

VLT® Micro Drive FC 51
Operating Guide

3 Installation

3.1 Before Commencing Repair Work

Procedure
1. Disconnect the VLT® Micro DriveFC 51 from mains (and external DC supply, if present).
2. Wait for 4 minutes (M1, M2, and M3) and 15 minutes (M4 and M5) for discharge of the DC-link.
3. Disconnect the DC bus terminals and the brake terminals (if present).
4. Remove the motor cable.

3.2 Side-by-side Installation

The drive can be mounted side by side for IP20 rating units and requires 100 mm (3.9 in) clearance above and below for cooling.
Refer to chapter Specifications for details on environmental ratings of the drive.

3.3 Mechanical Dimensions

A template for drilling is found on the flap of the packaging.
B
b
C
M5
Illustration 1: Mechanical Dimensions
Table 2: Mechanical Dimensions
Power [kW (hp)]
Enclo- 1x200–240 3x380–480 V
sure V
M1 0.18–0.75 0.37–0.75 (0.5–
(0.24–1.0) 1.0)
M2 1.5 (2.0) 1.5–2.2 (2.0–
3.0)
M3 2.2 (3.0) 3.0–7.5 (4.0–
10)
M4 – 11.0–15.0 (15–
20)
Danfoss A/S © 2020.09
B
Ø 7mm
b
C
a A
a A
M4
Height [mm (in)]
A A (including
decoupling
plate)
150 (5.9) 205 (8.1)
176 (6.9) 230 (9.1)
239 (9.4) 294 (11.6)
292 (11.5) 347.5 (13.7)
B
Ø 7mm Ø 5.5mm
b
C
a A
M3
Width [mm (in)]
a B
140.4 70 (2.8)
(5.5)
166.4 75 (3.0)
(6.6)
226 (8.9) 90 (3.5)
272.4 125 (4.9)
(10.7)
B B
Ø 4.5mm
b b
C C
a A
M1
M2
Depth
[mm (in)]
b C
55 (2.2) 148 (5.8)
59 (2.3) 168 (6.6)
69 (2.7) 194 (7.6)
97 (3.8) 241 (9.5)
AQ348848915086en-000101 / 130R0943 | 9
Installation
Ø 4.5mm
a A
Maxi-
mum
(1)
weight
[kg]
1.0
1.5
2.8
5.6