Wesco Electrical LTD stockists of CHINT CHI179800 MCB 1P D 20A 10kA. Available in stock for express delivery. Shop Today.
CHINT CHI179800
MCB 1P D 20A 10kA
MCBs provide circuit protection and are use for power distribution. The NB1 Series is available in various pole types, current ratings and tripping curves.
Function
- protection of circuits against short-circuit currents,protection of circuits against overload currents,switch,isolation.
- NB1-63H circuit-breakers are used in domestic installation, as well as in commercial and industry electrical distribution systems.
Selection
Technical data of the network at the point considered:short-circuit current at the circuit-breaker installation point, which must always be less than the breaking capacity of this device,network normal voltage.
Tripping curves:
- B curve (3-5In) - protection for people and big length cables in TN and IT systems.
- C curve (5-10In) - protection for resistive and inductive loads with low inrushcurrent.
- D curve(10-14In) - protection for circuits which supply loads with high inrush current at the circuit closing (LV/LV transformers, breakdown lamps).
Download Datasheet:
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