Reasonable price 80 Amp Circuit Breaker - DAB7N-40 Series DPN Miniature Circuit Breaker(MCB) – DaDa
- Contact Us
- Address: Shanghai DaDa Electric Co.,Ltd.
- Phone: 0086-15167477792
- Email: charlotte.weng@cdada.com
Reasonable price 80 Amp Circuit Breaker - DAB7N-40 Series DPN Miniature Circuit Breaker(MCB) – DaDa Detail:
Advantages
• Two types of overcurrent protection – thermal and electromagnetic.
• Independent contact position indicator.
• DIN rail latch with a double fixed position.
• Wide range of operating temperatures from –40 to +50° С.
• Wide engagement lever with improved contact area.
• Notches on terminal clamps lower thermal losses and boost the mechanical stability of connection.
Electrical Parameters of DAB7N-40 Min iature Circuit Breaker
Standard of conformity: IEC60898, GB10963
Rated power: 50-60HZ
Rated voltage: 230V
Rated current: 40A
Rated insulation voltage: 500V
Impulse withstand voltage: 4KV
Endurance: no less than 180,000 times of on-off
Instantaneous trip type: B/C
Rated breaking capacity: 6
Release type: thermo-magnetic
Mechanical Parameters of DAB7N-40Miniature Circuit Breaker
Protection grade: IP20
Electric wire: 1~35mm2
Working temperature: -5~+40℃
Flame retardant grade: grade2
Altitude: ≤2000
Class of pollution: 2
Installation environment: Avoid obvious shock and vibration
Installation grade: grade II
Installation method: Using 35mm guide rail according to IEC standard
Terminal type: Dual-purpose terminal can be connected to the bus bar and conductor.
Terminal connection ability: conductor 1-25mm2, bus bar thickness 0.8-2mm
Guide rail: DIN35guide rail
Technical Features
MCB DAB7-40 | |||
For protection of general power distribution (IEC/EN 60898-1) | |||
Poles |
1P |
||
Electrical performance | |||
Functions |
short circuit protection,overload protection,isolationg,control |
||
Rated frequency f(Hz) |
50-60Hz |
||
Rated working voltage Ue(V)AC |
230 |
||
Rated current In ( A) |
40 |
||
Rated insulated voltage Ui( V) |
500 |
||
Impulse withstand voltage Uimp(kV) |
4 |
||
Instantaneous tripping type |
B/C |
||
Rated short circuit Icn(kA) | DAB7-40 |
6 |
|
Release type |
Thermal magnetic type |
||
Service life(O~C) |
Mechanical |
Actual value |
12000 |
Standard value |
4000 |
||
Electrical |
Actual value |
6000 |
|
Standard value |
4000 |
||
Connection and installation | |||
Protectiom degree |
IP20 |
||
Wire mm² |
1~35 |
||
Working temperature |
-5~+40℃ |
||
Resistance to humidity and heat |
Class 2 |
||
Altitude above sea |
≤2000 |
||
Relative humidity |
+20℃,≤90% ;+40℃,≤50% |
||
Pollution degree |
2 |
||
Installation environment |
Avoid obvious shock and vibration |
||
Installation class |
ClassⅡ, ClassⅢ |
||
Mounting |
DIN35 rail |
||
Combination with accessories | |||
Auxiliary contact |
Yes |
||
Alarm contact |
Yes |
||
Shunt release |
Yes |
||
Undervoltage release |
Yes |
||
Auxiliary contact+Alarm contact |
Yes |
||
Dimensions(mm) (WxHxL) |
a |
18 |
|
b |
80.7 |
||
c |
72 |
Product detail pictures:
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By Letitia from Qatar - 2018.05.13 17:00
High production efficiency and good product quality, fast delivery and completed after-sale protection, a right choice, a best choice.
By Amber from South Africa - 2017.06.16 18:23