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NKU low voltage packaged unit is aimed to control and protect from 1 up to 6 three phase asynchronous motors, being an integral part of various equipment: electric drives for pipe fittings, pumps, compressors, fans, conveyors etc. |
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Functions
- Preset rotation direction for motor regardless from the sequence of input circuit phases
- All standard types of protection for the motor
- Regular check up if the motor is available by the actuator
- Remote control over motor insulation resistance
- Linking with the upper level computer through RS-485 interface with Modbus RTU and Profibus DP protocols
- Shutting / opening the stop valve flow section upon the operator’s instruction
- Motor automatic switch off when the stop fitting reaches end positions
- Motor automatic switch off when the preset loads are overrun at the output element
- Notice on motor automatic switch off is shown on the operator’s control panel
- Local control (by local control panel) or keyboard
Technical Parameters
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Supply voltage, V
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380 ± 1.5...15%
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Frequency, Hz
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50 ± 1
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Protection for NKU-X-XX
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IP43 (IP54 to be ordered individually)
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Wattage, kW (if supplied with BUZ-03M)
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from 0.37 to 250
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Wattage, kW (if supplied with BUZ-05)
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from 1.5 to 5.5
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Weight of NKU 01-XX-XX, kg, not exceeding
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70
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Weight of NKU 01-XX-XX-XX-XX, kg, not exceeding
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120
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Weight of NKU 01-XX-XX-XX-XX-XX-XX, kg, not exceeding
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180
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Dimensions (width x depth x height), NKU 01-XX-XX (from 1 to 2 motors), mm
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600х350х800
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Dimensions (width x depth x height), NKU 01-XX-XX-XX-XX (from 3 to 4 motors), mm
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600х350х800
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Dimensions (width x depth x height), NKU 01-XX-XX-XX-XX-XX-XX (from 5 to 6 motors), mm
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600х350х2000
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