Features
- Double-row LED display, the upper row of LED displays running current, bottom row of LED displays set current, the indicator lights indicate the operating status and fault status;
- Features overload given time protection (on/off ), inverse time overload protection, open-phase, three-phase current unbalance protection function;
- Built-in 4 overload curves are available to meet different occasions;
- Panel with start and stop buttons, terminal block can be external connected with start and stop buttons with simplified wiring;
- Auto-start function can open the auto-start function and set the start-up delay. In case of power resumption or reset after power failure, the protector start automatically as per the set auto start delay, free of any human intervention;
- Fault memory and its indications: In case of motor failure, the indicator displays the fault type, while the bottom row LED flashes and displays the fault code;
- Mouning mode: screw mounting.
Application
- Motor protection and control for a variety of drives
- Application-specific standard configurations resulting in a shorter relay setup and commissioning time
- Preconfigured solutions for utility distribution and industrial applications
Specification
| Model | Rated current specification | Rated current range A | Suitable for motor power kW |
| NIBK10-10 | 10 | 1A-10A | 0.5kW-5kW |
| NJBK10-50 | 50 | 5A-50A | 2.5kW-25kW |
| NJBK10-200 | 200 | 20A-200A | 10kW-100kW |
| Utility Category | Rated current range A | ||
| Rated operating voltage (V) | 240 | 380 | |
| Rated operating current (A) | 1.5 | 0.95 | |
| Conventional thermal current (A) | 5 | ||
