Csl Motors MS
Series: Other models
Csl Motors MS – a small three-phase industrial motor rated at 0.75 kilowatts for pumps, fans and simple drive tasks in workshops and trades
Motors such as the MS described here belong to the broad class of small three-phase industrial motors, built as standard series for pumps, fans and simple drive tasks in trades and building services.
Read on 3 more paragraphs
With a rated output of 0.75 kilowatts, the motor sits at the lower end of the common series outputs typical of small pumps, fans or belt conveyors in workshops. The frame size stays small in this output range, usually with a shaft centre height well under 100 millimetres, which eases handling and transport.
In industrial motors of this kind the squirrel-cage rotor is standard, since it runs with little maintenance and needs no slip rings. The number of poles sets the synchronous speed: at 50 hertz, two-pole motors turn at 3,000 revolutions per minute, four-pole motors at 1,500 and six-pole motors at 1,000, each slightly reduced by slip. Protection ratings follow IEC 60529 and mounting arrangements IEC 60034-7, for example a foot-mounted IM B3 motor or a flange-mounted IM B5 type. Running it from a frequency inverter raises the demands on insulation strength.
When buying secondhand, the rating plate is worth checking first: output, voltage, frequency and connection type should be legible and suitable. Turned by hand, the bearings should run smoothly, without play or noise, while an insulation test with an insulation-resistance tester reveals damp or damaged windings. The fan cover and terminal box deserve a second look, since corrosion or broken ribs point to a hard working life. If the motor has been rewound, that is worth raising openly before buying.
Sources: SpecCodex-Register: Kennwerte des Modells MS
Technical data
Engine
| Rated output | 0.75 kWcorrect |
|---|
Electrical data
| Rated voltage | 415 Vcorrect |
|---|---|
| Number of poles | 4correct |
| Protection class | IP55correct |
| Frame size | 800 (foot)correct |
| Mounting (IEC 60034-7) | B3correct |
| Efficiency at full load | 75.5 %correct |
| Efficiency at 75 % load | 75.5 %correct |
| Efficiency at half load | 75.5 %correct |
Origin and approval
| Country of manufacture | Chinacorrect |
|---|
Other data
| Standard applied | AS/NZS 1359.5:2004correct |
|---|---|
| Test method | IEC 60034-2-1 (Edition 2.0)correct |
Frequently asked questions
How much power does the Csl Motors MS have?
The Csl Motors MS delivers 0.8 kW.
What to check before buying
- Match the data plate against the order: frame size, mounting and rating have to agree.
- Check the ingress rating against the installation site — outdoors or in dust the demands differ.
- Hold the mounting form and dimensions against the existing seat before ordering.
- The pole count sets the speed — when replacing an older unit, compare this first.
- For used units, ask about winding condition and bearing play.
- Ask about parts availability for this series — the running costs hang on it.
A general list for this type of machine — no substitute for an inspection or an appraiser.
We do not sell machines. We ask the dealers who carry this model and come back with price and lead time.
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This page carries 21 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.
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Electric motor in 3D section
Turn the model, look inside and click an assembly — each one is explained.