Function and Application
The NP2 series push buttons are suitable for industrial control circuits with AC 50Hz or 60Hz, rated working voltage up to 415V, and DC working voltage up to 250V, used as control for electromagnetic starters, contactors, relays, and other electrical circuits. Push buttons with indicator lights are also suitable for lighting signal indication occasions. Conforms to the standard: GB/T 14048.5.
Detailed Description
Parameters:
Rated Insulation Voltage Ui: 600V
Agreed Free Air Heating Current Ith: 10A
Mechanical Life: 3 million times for flat buttons, mushroom buttons, and illuminated flat buttons, 300 thousand times for rotary buttons, self-locking buttons, and key buttons
Rated Impact Withstand Voltage Uimp: 6kV
Advantages/Core Features:
01 Innovative Design, Flexible and Safe
Modular structure design, freely combinable according to needs
Touch point sliding cleaning design, the product has touch point sliding cleaning function, which can remove foreign matter and oxide layer on the touch point surface, keep the touch point surface clean, ensure contact reliability
Touch point surface silver-plated, reduce contact resistance, enhance conductivity, improve contact reliability, suitable for low voltage and weak current conditions
02 Strong Performance, Stable and Reliable
All series use LED light beads, high brightness, long life (≥30000 hours)
Million times of reliable contact without failure, strong mechanical life
Head protection level can reach IP65, dustproof and waterproof
03 Comprehensive Certification, Wide Selection
Comprehensive domestic and international certifications: obtained domestic CCC certification, and international CE, UL, EAC and other certifications, meeting domestic and international customer requirements
Detailed Parameters
| Parameter Category | Parameter Item | Parameter Value |
|---|
| 4 Main Parameters and Technical Performance | Rated Insulation Voltage Ui(V) | 690 |
| Agreed Free Air Heating Current Ith(A) | 10 |
| Rated Impact Withstand Voltage Uimp(kV) | 6 |
| Rated Working Voltage Ue(V) | 415, 380, 250, 240, 220, 125, 110 |
| Rated Working Current Ie(A) | AC-15: 1.9, 2.5; DC-13: -; Others: 0.27, 3, 4.5, 0.3, 0.55, 0.6 |
| Note | Minimum applicable load reference value AC/DC 24V, 5mA (minimum applicable load is affected by working environment and load type, only for reference, special requirements should be discussed with the manufacturer). |
| Table 2 | Touch Point Resistance | ≤50mΩ (initial value) |
| Mechanical Life | Flat head type, mushroom head type, illuminated type 3 million times, rotary type, self-locking mushroom head type 300 thousand times, others 100 thousand times. |
| Electrical Life | Flat head type, mushroom head type, AC 500 thousand times, DC 200 thousand times, others 100 thousand times. |
| Protection Level | IP40, IP65 |
| Short Circuit Protection | gG type 16 |
