2 electrical data 1/3~230v – NORD Drivesystems BU0180 User Manual
Page 154
SK 180E Manual for frequency inverters
154
Pre-series version
BU 0180 GB-0914
8.2.2
Electrical data 1/3~230V
Size 1
Device type:
SK 1x0E…
-250-323-B
-370-323-B
-550-323-B
Nominal motor power
(4-pole standard motor)
230 V
0.25 kW
0.37 kW
0.55 kW
240 V
1
/
3
hp
½ hp
¾ hp
In
p
u
t
Mains voltage
1~ /3~ 230 V
1/3 AC 200 ... 240V,
10%, 47 ... 63 Hz
Typical input current
at 230V
1~ / 3~ rms
4.5 A / 3.2 A
5.7 A / 3.8 A
7.2 A / 4.8 A
1~ / 3~ FLA
4.5 A / 3.2 A
5.7 A / 3.8 A
7.2 A / 4.8 A
Rec. mains fuse
1 AC
slow-acting [A]
10 A
10 A
16 A
Permissible mains
fuses (UL)
RK5 or faster
fuses,
min 230 V
10 A
10 A
10 A
Bussmann
FRS-R-10
FRS-R-10
FRS-R-10
Circuit breaker*
min. 230 V
10 A
10 A
10 A
O
u
tp
u
t
Output voltage
3~ 230V
3 AC 0 - Mains voltage
Nominal output
current at 230V
rms
1.7 A
2.2 A
3.0 A
Motor
Assembly**
1.7 A
2.2 A
2.9 A
Wall-mounted**
1.7 A
2.2 A
1~2.5 A / 3~2.9 A
Min. braking resistor
-
-
-
Recommended braking
resistor
Section 2.3
-
-
-
Motor mounting (ventilation with motor fan)
Max. continuous power / max. continuous current:
S1-50°C
S1-40°C
0.25 kW / 1.7 A
0.25 kW / 1.7 A
0.37 kW / 2.2 A
0.3 7kW / 2.2 A
0.37 kW / 2.2 A
0.55 kW / 3.0 A
Max. permissible ambient temp. with nominal output current
S1
S3
70%ED 10min
S6
70%ED 10min (100% / 20%Mn)
50°C
50°C
50°C
50°C
50°C
50°C
40°C
50°C
50°C
Wall mounting (unventilated)
Max. continuous power / max. continuous current:
(for single phase operation, the deviating
value is shown in brackets)
S1-50°C
S1-40°C
0.25 kW / 1.7 A
0.25 kW / 1.7 A
0.37 kW / 2.2 A (1.9 A)
0.37 kW / 2.2 A
0.55 kW / 3.0 A (2.2 A)
0.55 kW / 3.0 A (2.5 A)
Max. permissible ambient temp. with nominal output current
S1
S3
70%ED 10min
S6
70%ED 10min (100% / 20%Mn)
50°C
50°C
50°C
1~ 40°C / 3~ 50°C
50°C
50°C
1~ 25°C / 3~ 40°C
1~ 35°C / 3~ 50°C
1~ 35°C / 3~ 50°C
* Circuit Breaker (inverse time trip type) as per UL489
** FLA (S1-40 °C)