Danfoss VLT Flow Drive FC 111 Design Guide

6.9.3 Overcurrent Protection
Provide overload protection to avoid overheating of the cables in the installation. Overcurrent protection must always be carried
out according to local and national regulations. Design circuit breakers and fuses for protection in a circuit capable of supplying a
maximum of 100000 A
rms
(symmetrical), 480 V maximum.
6.9.4 CE Compliance
To ensure compliance with IEC 61800-5-1, use the circuit breakers or fuses listed in this chapter. Circuit breakers must be designed
for protection in a circuit capable of supplying a maximum of 10000 A
rms
(symmetrical), 480 V maximum.
6.9.5 Recommendation of Fuses and Circuit Breakers
N O T I C E
In the event of malfunction, failure to follow the protection recommendation may result in damage to the drive.
Table 38: Fuses and Circuit Breakers
3x380–480 V IP20 kW (hp)
Circuit breaker
Maximum fuse
0.37 (0.5)
–
gG-10
0.75 (1.0)
–
gG-10
1.5 (2.0)
–
gG-10
2.2 (3.0)
–
gG-16
3.0 (4.0)
–
gG-16
4.0 (5.4)
–
gG-16
5.5 (7.5)
–
gG-25
7.5 (10)
–
gG-25
11 (15)
–
gG-50
15 (20)
–
gG-50
18.5 (25)
–
gG-65
22 (30)
–
gG-65
30 (40)
Moeller NZMB1- A125
gG-80
37 (50)
Moeller NZMB1- A125
gG-100
45 (60)
Moeller NZMB1- A125
gG-125
55 (70)
Moeller NZMB1- A200
gG-150
75 (100)
Moeller NZMB1- A200
gG-200
90 (125)
Moeller NZMB2- A250
gG-250
110 (150)
–
aR-315
132 (175)
–
aR-350
160 (250)
–
aR-400
200 (300)
–
aR-500
250 (350)
–
aR-630
AJ363928382091en-000101 / 130R098374 | Danfoss A/S © 2021.04
Electrical Installation
Considerations
VLT® Flow Drive FC 111
Design Guide

Danfoss VLT Flow Drive FC 111 Specifications

General

Brand	Danfoss
Model	VLT Flow Drive FC 111
Category	DC Drives
Language	English