Inverter type
Enclo-
sure size
Low load-
ability
(1)
:
I
L
[A]
Low loada-
bility
(1)
:
10% over-
load cur-
rent I [A]
High load-
ability
(1)
:
I
H
[A]
High loada-
bility
(1)
:
50% over-
load cur-
rent I [A]
Loadability
(1)
: Max
current I
S
Motor shaft
power
(2)
:
10% over-
load 40 °C
[kW]
Motor shaft
power
(2)
:
50% over-
load 50 °C
[kW]
NXI _0018 6
FI6
18
19.8
13.5
20.3
27
15
11
NXI _0022 6
FI6
22
24.2
18
27
36
18.5
15
NXI _0027 6
FI6
27
29.7
22
33
44
22
18.5
NXI _0034 6
FI6
34
37
27
41
54
30
22
NXI _0041 6
FI7
41
45
34
51
68
37.5
30
NXI _0052 6
FI7
52
57
41
62
82
45
37.5
NXI _0062 6
FI8
62
68
52
78
104
55
45
NXI _0080 6
FI8
80
88
62
93
124
75
55
NXI _0100 6
FI8
100
110
80
120
160
90
75
1
At 40 °C ambient temperature
2
930 V DC supply
12.8 Technical Data
Table 34: Technical Data
Technical item or function
Technical data
DC connection
Input voltage U
in
465...800 V DC; 640...1100 V DC; -0%…+0%, the ripple voltage of the
inverter supply voltage generated during the rectification of the
fundamental frequency AC voltage must be less than 50 Vp-p.
Connection to DC supply
Once per minute or less (normal)
Starting delay
FI4–FI8: 2 s
Motor connection
Output voltage
3 ~ 0 - U
in
/1.4
Continuous output current
I
H
: Ambient temperature m50 °C (+122 °F), overload 1.5 x
I
H
(1 min/10 min)
I
L
: Ambient temperature m40 °C (+104 °F), overload 1.1 x
I
L
(1 min/10 min)
Starting torque
I
S
for 2 s, depends on the motor
Starting current
I
S
for 2 s every 20 s
Output frequency
0…320 Hz; 7200 Hz (special use)
Frequency resolution
Depends on application
Specifications
Operating Guide | VACON® NX Inverters FI4-FI8
AQ299433367205en-000101 / DPD00908| 121
Danfoss A/S © 2019.07
Summary of Contents for VACON NX FI4
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