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