Overview
Product Details
Application
NDB3-50 series circuit breaker for equipment (hudraulic-magnetic circuit breaker) is used in the power system with rated current from 1A to 50A, rated voltage up to AC250V, AC415V(50/60Hz) or DC80V. It provides overload, short circuit protection. It can also be used for infrequent close or open.
It is widely used in computer, peripheral equipment, industrial automatic control system, telecom equipment, power supply system, UPS, railroad, marine, spacecraft, elevator, portable power supply and so on.
Specification:
- Poles: 1P, 2P, 3P(AC only)
- Rated Current: 1~50A
- Rated Voltage: DC80V, AC250V, AC415V, AC125/250V, AC120/240V
- Tripping Curve: Z2: DC short delay J2: AC short delay
Z4: DC medium delay J4: AC medium delay
Z6: DC long delay J6: AC long delay
- Mounting Method: Snap-in mounting
M3 screw mounting
6-32UNC screw mounting
- Wiring Method: H: Solder-in/Q.C. tab type C: Push-in stud
E: Screw 8-32UNC type J: Screw 8-32UNC with upturned lugs
P: Screw M4 type R: Screw M4 with upturned lugs
L: Screw M5 type K: Screw 10-32UNC with upturned lugs
G: Screw 10-32UNC type F: Screw M5 with upturned lugs
- Certificate Code: TUV, CE, CCC, UL489A, UL1077, UL489, UL1500
- Mechanical/Electrical Endurance: 10000/6000 times
- Operation Temperature: -40℃~+85℃
- Altitude: ≤2000m
- Humidity: ≤95%
Packing & Depositing:
1P: 30 pieces/box, 3 boxes/carton
2P: 15 pieces/box, 3 boxes/carton
3P: 10 pieces/box, 3 boxes/carton
The products should be stored in the warehouse where there is ventilation. The relative humidity there should not exceed 80%, and the ambient temperature there is between -25℃~+60℃. In addition, there should not be acidic, alkaline and corrosive gas in the air.The products should not be deposited more than 3 years in the above mentioned conditions since the producing date.