Technical data of frequency converters AFC200
Protections
Short-circuit
Short-circuit at the system output
Over-current
Instantaneous value 3,5 I
n;
; effective value 2,5 I
n
Thermal:
converter
Heatsink temperature sensor
Thermal: motor I
2
t limit
Communication
control via RS-
485
Established permissible time of connection
absence
Control of
analog inputs
Checking the absence of “living null” in modes
2..10V and 4..20mA
Table 0.2. Technical data of frequency converters of the AFC200 series, depending on
a type
Type of a
frequency
converter
:
AFC200/...
Constant-torque load
(permissible overload
= 1.5 I
n
)
P
n
[kW]
I
n
[A]
Variable-torque load
(permissible overload
= 1.1 I
n2
P
n2
[kW]
I
n2
[A]
I
p
[A]
0,37 kW
0,37
2,2
0,55
3,0
3,3
0,55 kW
0,55
3,0
0,75
4,0
4,5
0,75 kW
0,75
4,0
1,1
5,5
6,0
1,1 kW
1,1
5,5
1,5
7,0
8,3
1,5 kW
1,5
7,0
2,2
9,5
10,5
2,2 kW
2,2
9,5
3,0
13,0
14,5
3,0 kW
3,0*
)
13,0*
)
3,0
13,0
14,5
P
n
– nominal power with permissible overload current I
p
of ~1.5 I
n
I
n
– nominal output current at P
n
P
n2
– nominal power with permissible overload current I
p
of ~1.1 I
n2
(pumps,
fans)
I
n2
–
nominal output current at
P
n2
I
P
– output over-current: for 60 seconds every 10 minutes
*)
Caution
: The AFC200/3.0 kW converter is intended for fan/pump applications and
cannot be loaded with a current greater than
1.1
I
n
.
1) For ambient temperature <35
0
C
8
TWERD Power Electronics
