Hot New Products DC miniature circuit breaker-FTBD Supply to Rome

Overview:



Technical data

Product illustration

Tripping characteristic

Exterior and dimensions

Related video

Our well-equipped facilities and excellent quality control throughout all stages of production enables us to guarantee total customer satisfaction for Hot New Products DC miniature circuit breaker-FTBD Supply to Rome, Our tenet is 'Reasonable prices, efficient production time and best service .' We hope to cooperate with more customers for mutual development and benefits.


Product illustration:

ftbd

Technical Data

Model FTBD DC miniature circuit-breaker
Picture  
Number of poles IP 2P
Rated frequency: AC 50/60Hz
Rated voltage (V) 125/250 250/500
Rated current (A) 1,2,3,4
Rated ultimate short-circuit breaking capacity(KA) 6.5
Rated current (A) 6,10,16,20,25,32,40,50,63
Rated ultimate short-circuit breaking capacity(KA) 20/10 20/10
Rated impulse withstand voltage Uimp(KV) 4
Mechanical and electrical life: 20000
Protection rating IP20
Installation On DIN rail 35mm according to JB6525
Connection capacity: Cross-section of conductors up to 25mm2, Cross-section of busbar from 0.8-2mm2
Ambient temperature (°C) -25°C ~ +45°
Altitude (m) ≦4000m
Relative air humidity no more than 95%
Pollution degree
Installation condition Used in place without obvious shock and vibration
Weight (g) 116 232

Tripping characteristic

ftbd-5

Exterior  and dimensions

ftbd-6342

Number  of poles 1P 2P
A 80±0.8
B 74.2±0.8 75.7±0.8
C

17.8±0.8

35.6±0.8

D 44±0.8
E

68.7±0.8

70.2±0.8

F 45±0.8
G 35.5±0.8




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Multimeter tutorial – This series of videos is a tutorial on how to use a digital multimeter for beginners. It will also explain the basics of electricity and address some safety issues.

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This first video covers how to measure AC (alternating current) and DC (direct current) voltage.

I use a Fluke 177 multimeter for this demonstration provided by Comtest: www.ComTest.co.za

Items covered in this multimeter tutorial:
* Multimeter safety
* How to measure battery voltage; how to measure a car battery / lead acid battery; how to measure mains electricity / power outlet / 220 volt / 110 volt.
* What is electricity; how does electricity work; what is voltage; what is current / amps / ampage / ampere.
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