CHINT · NJBK5
Product overview
CHINT NJBK5 combines motor switching and protection in an enclosure for direct starting and stopping of pumps or motors. Versions with a liquid-level relay also support automatic pumping and drainage; specify whether level control is included.
Technical selection summary
| Series | NJBK5 |
|---|---|
| Application | Three-phase motor and pump control |
| Protection | Overload and phase failure |
| Current-setting options | 0.72–2.4, 3.5–11, 10–16 and 20–25 A |
| Control supply | AC 220 V or AC 380 V, 50 Hz |
| Assembly options | With or without liquid-level relay |
| Manufacturer enclosure-protection reference | The CHINT NJBK5 catalogue lists IP55 as enclosure protection class (where applicable) for the NJBK5-10 and NJBK5-10D controller entries in its technical table. Match the complete model and installed enclosure arrangement |
| Manufacturer controller-assembly reference | The catalogue describes an NXC or CJX2 AC contactor and JD-8 motor protector in a protective enclosure, with an NJB1-YW1 level relay on level-control versions. The IP55 reference concerns the controller enclosure; it is not a sealing grade for every internal component |
The table summarizes the series. Available combinations depend on the exact manufacturer code, load duty and supply voltage. Confirm the selected configuration with your quotation.
Typical applications
- Water pump controllers
- Civil water tanks
- Enclosed motor starter assemblies
Specify your enquiry
For a focused quotation, include:
- Motor voltage and full-load current
- With or without liquid-level control
- Supply voltage and enclosure requirements
Download CHINT NJBK5 catalogue (PDF)
