NORDAC SK 5xxE Manual
136 Subject to technical alterations BU 0500 GB
7.4 Electrical data 400V
Size 1 / 2
Device type: SK 5xxE… -550-340-A -750-340-A -111-340-A -151-340-A -221-340-A
400V 0.55 kW 0.75 kW 1.1 kW 1.5 kW 2.2 kW Nominal motor power
(4–pole standard motor)
480V ¾ hp 1 hp 1½ hp 2 hp 3 hp
Mains phases Number 3 AC
Mains voltage 380 ... 480V, -20% / +10%, 47 ... 63 Hz
Output voltage 3 AC 0 - Mains voltage
Nominal output current at 400V rms [A] 1.7 2.3 3.1 4.0 5.5
Min. braking resistor Accessories
390 Ω 300 Ω 220 Ω 180 Ω 130 Ω
Typical input current at 400V rms [A] 2.4 3.2 4.3 5.6 7.7
Recommended mains fuse slow-blowing [A] 10 10 10 10 10
Type of ventilation Free convection
Fan,
temperature
controlled
Weight approx. [kg] 1.4 1.8
Size 3 / 4
Device type: SK 5xxE… -301-340-A -401-340-A -551-340-A -751-340-A
400V 3.0 kW 4.0 kW 5.5 kW 7.5 kW Nominal motor power
(4–pole standard motor)
480V 4 hp 5 hp 7½ hp 10 hp
Mains phases Number 3 AC
Mains voltage 380 ... 480V, -20% / +10%, 47 ... 63 Hz
Output voltage 3 AC 0 - Mains voltage
Nominal output current at 400V rms [A] 7.5 9.5 12.5 16.0
min. brake resistor Accessories
91 Ω 75 Ω 56 Ω 43 Ω
Typical input current at 400V rms [A] 10.5 13.3 17.5 22.4
Recommended mains fuse slow-blowing [A] 16 16 20 25
Type of ventilation Fan cooling (temperature-controlled)
Weight approx. [kg] 2.7 3.1
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