NDB1Z-63 Series DC MCB, Nader

Rated current In (A): 1A, 2A, 3A, 4A, 5A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A

Rated voltage Ue (V): DC110/125/220/250/440V

Poles: 1P, 2P, 3P, 4P

Breaking capacity (Icu): 6kA

Certifications: CCC, CB

Telecom & Data Center

Product Description

Technical parameters:

Rated Voltage	DC110/125 (1P), DC220/250 (2P), DC440V (3P、4P)
Rated Current	1A, 2A, 3A, 4A, 5A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
Tripping Characteristic	B：6 (1±20%)In, C：12 (1±20%)In
Tripping curves	B type curve, C type curve
Rated Breaking Capacity (Icn)	6kA
Rated Ultimate Short-Circuit Breaking Capacity (Icu)	6kA
Rated Service Short-Circuit Breaking Capacity (Ics)	6kA
Number of Poles	1P, 2P, 3P, 4P
Standards and Certificates	· CCC, CB · GB/T 14048.2，IEC 60947-2
Environmental requirements	RoHS
Rated Insulation Voltage	DC500V
Rated Impulse Withstand Voltage	4kV
Wiring	· Adopt tunnel type wiring Version · Connection capability: 1mm² to 25 mm² · Connection screw M5, Torque: 2.0N.m · Lines in for both up and down ends
Mechanical Life	20000 times
Electrical life	6000 times
Working Condition	· Ambient temperature：-40℃～+70℃ · Stored ambient temperature：-40℃～+80℃ · Heat and humidity resistance：The relative air humidity ≤95% at the temperature of+55℃ · Altitude：≤2000m, if you want to apply it more than 2000m, you must refer to Miniature Circuit Breaker’s reduced capacity table. Also you can refer to GB/T20645 the technological requirement of the low-voltage electrical equipment when it is used on high altitude. · Pollution degree: 3 · Free from obvious vibration or shock · Protection Degree: IP20
Isolation function	· Practical breaking instructions · View window within the green identification said contact in the off position

Tripping characteristic curve

Outline and installation dimension

Packing and depositing:

·Quantity（1P product：12PCS/box，2P product：6PCS/box，3P product：4 PCS/box，4P product： 3PCS/box）

·Packing boxes of products should be stored in the air circulation and relative humidity is not more than 80% and the temperature is not higher than + 70 ℃，not less than- 40 ℃ in the air around without acid, alkali or other corrosive gases stored in the warehouse. In the above conditions, the storage period since the production date not more than three years.